/* * Copyright (c) 2014-2015, TAKAHASHI Tomohiro (TTRFTECH) edy555@gmail.com * All rights reserved. * * This is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 3, or (at your option) * any later version. * * The software is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with GNU Radio; see the file COPYING. If not, write to * the Free Software Foundation, Inc., 51 Franklin Street, * Boston, MA 02110-1301, USA. */ #include "ch.h" #include "hal.h" #include "chprintf.h" #include "nanovna.h" //#include #include uistat_t uistat = { digit: 6, current_trace: 0, lever_mode: LM_MARKER, marker_delta: FALSE, marker_tracking : FALSE, }; #define NO_EVENT 0 #define EVT_BUTTON_SINGLE_CLICK 0x01 #define EVT_BUTTON_DOUBLE_CLICK 0x02 #define EVT_BUTTON_DOWN_LONG 0x04 #define EVT_UP 0x10 #define EVT_DOWN 0x20 #define EVT_REPEAT 0x40 #define BUTTON_DOWN_LONG_TICKS 5000 /* 1sec */ #define BUTTON_DOUBLE_TICKS 2500 /* 500ms */ #define BUTTON_REPEAT_TICKS 625 /* 125ms */ #define BUTTON_DEBOUNCE_TICKS 200 /* lever switch assignment */ #define BIT_UP1 3 #define BIT_PUSH 2 #define BIT_DOWN1 1 #define READ_PORT() palReadPort(GPIOA) #define BUTTON_MASK 0b1111 static uint16_t last_button = 0b0000; static uint32_t last_button_down_ticks; static uint32_t last_button_repeat_ticks; static int8_t inhibit_until_release = FALSE; volatile uint8_t operation_requested = OP_NONE; int8_t previous_marker = -1; enum { UI_NORMAL, UI_MENU, UI_NUMERIC, UI_KEYPAD }; enum { KM_START, KM_STOP, KM_CENTER, KM_SPAN, KM_CW, KM_SCALE, KM_REFPOS, KM_EDELAY, KM_VELOCITY_FACTOR, KM_SCALEDELAY }; #define NUMINPUT_LEN 10 static uint8_t ui_mode = UI_NORMAL; static uint8_t keypad_mode; static uint8_t keypads_last_index; static char kp_buf[NUMINPUT_LEN+1]; static int8_t kp_index = 0; static uint8_t menu_current_level = 0; static int8_t selection = 0; // Set structure align as WORD (save flash memory) #pragma pack(push, 2) typedef struct { uint8_t type; uint8_t data; char *label; const void *reference; } menuitem_t; #pragma pack(pop) // Touch screen #define EVT_TOUCH_NONE 0 #define EVT_TOUCH_DOWN 1 #define EVT_TOUCH_PRESSED 2 #define EVT_TOUCH_RELEASED 3 static int8_t last_touch_status = EVT_TOUCH_NONE; static int16_t last_touch_x; static int16_t last_touch_y; //int16_t touch_cal[4] = { 1000, 1000, 10*16, 12*16 }; //int16_t touch_cal[4] = { 620, 600, 130, 180 }; //int awd_count; //int touch_x, touch_y; #define KP_CONTINUE 0 #define KP_DONE 1 #define KP_CANCEL 2 static void ui_mode_normal(void); static void ui_mode_menu(void); static void ui_mode_numeric(int _keypad_mode); static void ui_mode_keypad(int _keypad_mode); static void draw_menu(void); static void leave_ui_mode(void); static void erase_menu_buttons(void); static void ui_process_keypad(void); static void ui_process_numeric(void); static void menu_move_back(void); static void menu_push_submenu(const menuitem_t *submenu); static int btn_check(void) { int cur_button = READ_PORT() & BUTTON_MASK; int changed = last_button ^ cur_button; int status = 0; uint32_t ticks = chVTGetSystemTime(); if (changed & (1<= last_button_down_ticks + BUTTON_DEBOUNCE_TICKS) { // button released status |= EVT_BUTTON_SINGLE_CLICK; if (inhibit_until_release) { status = 0; inhibit_until_release = FALSE; } } } if (changed & (1<= last_button_down_ticks + BUTTON_DEBOUNCE_TICKS)) { status |= EVT_UP; } } if (changed & (1<= last_button_down_ticks + BUTTON_DEBOUNCE_TICKS)) { status |= EVT_DOWN; } } last_button_down_ticks = ticks; last_button = cur_button; return status; } static int btn_wait_release(void) { while (TRUE) { int cur_button = READ_PORT() & BUTTON_MASK; int changed = last_button ^ cur_button; uint32_t ticks = chVTGetSystemTime(); int status = 0; if (!inhibit_until_release) { if ((cur_button & (1<= last_button_down_ticks + BUTTON_DOWN_LONG_TICKS) { inhibit_until_release = TRUE; return EVT_BUTTON_DOWN_LONG; } if ((changed & (1<= last_button_down_ticks + BUTTON_DOWN_LONG_TICKS && ticks >= last_button_repeat_ticks + BUTTON_REPEAT_TICKS) { if (cur_button & (1< TOUCH_THRESHOLD; } static int touch_check(void) { int stat = touch_status(); if (stat) { chThdSleepMilliseconds(10); int x = touch_measure_x(); int y = touch_measure_y(); if (touch_status()) { last_touch_x = x; last_touch_y = y; } touch_prepare_sense(); } if (stat != last_touch_status) { last_touch_status = stat; return stat ? EVT_TOUCH_PRESSED : EVT_TOUCH_RELEASED; } return stat ? EVT_TOUCH_DOWN : EVT_TOUCH_NONE; } static inline void touch_wait_release(void) { while (touch_check() != EVT_TOUCH_RELEASED) ; } static inline void touch_wait_pressed(void) { while (touch_check() != EVT_TOUCH_PRESSED) ; } void touch_cal_exec(void) { int x1, x2, y1, y2; adc_stop(); ili9341_set_foreground(DEFAULT_FG_COLOR); ili9341_set_background(DEFAULT_BG_COLOR); ili9341_clear_screen(); ili9341_line(0, 0, 0, 32); ili9341_line(0, 0, 32, 0); ili9341_drawstring("TOUCH UPPER LEFT", 10, 10); touch_wait_release(); x1 = last_touch_x; y1 = last_touch_y; ili9341_clear_screen(); ili9341_line(320-1, 240-1, 320-1, 240-32); ili9341_line(320-1, 240-1, 320-32, 240-1); ili9341_drawstring("TOUCH LOWER RIGHT", 230, 220); touch_wait_release(); x2 = last_touch_x; y2 = last_touch_y; config.touch_cal[0] = x1; config.touch_cal[1] = y1; config.touch_cal[2] = (x2 - x1) * 16 / 320; config.touch_cal[3] = (y2 - y1) * 16 / 240; //redraw_all(); touch_start_watchdog(); } void touch_draw_test(void) { int x0, y0; int x1, y1; adc_stop(); ili9341_set_foreground(DEFAULT_FG_COLOR); ili9341_set_background(DEFAULT_BG_COLOR); ili9341_clear_screen(); ili9341_drawstring("TOUCH TEST: DRAG PANEL", OFFSETX, 233); touch_wait_pressed(); touch_position(&x0, &y0); do { touch_position(&x1, &y1); ili9341_line(x0, y0, x1, y1); x0 = x1; y0 = y1; chThdSleepMilliseconds(50); } while (touch_check() != EVT_TOUCH_RELEASED); touch_start_watchdog(); } void touch_position(int *x, int *y) { *x = (last_touch_x - config.touch_cal[0]) * 16 / config.touch_cal[2]; *y = (last_touch_y - config.touch_cal[1]) * 16 / config.touch_cal[3]; } void show_version(void) { int x = 5, y = 5, i = 0; adc_stop(); ili9341_set_foreground(DEFAULT_FG_COLOR); ili9341_set_background(DEFAULT_BG_COLOR); ili9341_clear_screen(); uint16_t shift = 0b0000010000111110; ili9341_drawstring_size(info_about[i++], x , y, 4); while (info_about[i]) { do {shift>>=1; y+=5;} while (shift&1); ili9341_drawstring(info_about[i++], x, y+=5); } while (true) { if (touch_check() == EVT_TOUCH_PRESSED) break; if (btn_check() & EVT_BUTTON_SINGLE_CLICK) break; } touch_start_watchdog(); } void enter_dfu(void) { adc_stop(); int x = 5, y = 5; ili9341_set_foreground(DEFAULT_FG_COLOR); ili9341_set_background(DEFAULT_BG_COLOR); // leave a last message ili9341_clear_screen(); ili9341_drawstring("DFU: Device Firmware Update Mode", x, y += 10); ili9341_drawstring("To exit DFU mode, please reset device yourself.", x, y += 10); // see __early_init in ./NANOVNA_STM32_F072/board.c *((unsigned long *)BOOT_FROM_SYTEM_MEMORY_MAGIC_ADDRESS) = BOOT_FROM_SYTEM_MEMORY_MAGIC; NVIC_SystemReset(); } static void select_lever_mode(int mode) { if (uistat.lever_mode != mode) { uistat.lever_mode = mode; redraw_request |= REDRAW_FREQUENCY | REDRAW_MARKER; } } // type of menu item enum { MT_NONE, MT_BLANK, MT_SUBMENU, MT_CALLBACK, MT_CANCEL, MT_CLOSE }; typedef void (*menuaction_cb_t)(int item, uint8_t data); static void menu_calop_cb(int item, uint8_t data) { cal_collect(data); selection = item+1; draw_cal_status(); draw_menu(); } static void menu_caldone_cb(int item, uint8_t data) { extern const menuitem_t menu_save[]; //extern const menuitem_t menu_cal[]; (void)item; (void)data; cal_done(); draw_cal_status(); menu_move_back(); menu_push_submenu(menu_save); } static void menu_cal2_cb(int item, uint8_t data) { (void)data; switch (item) { case 2: // RESET cal_status = 0; break; case 3: // CORRECTION // toggle applying correction cal_status ^= CALSTAT_APPLY; break; } draw_menu(); draw_cal_status(); //menu_move_back(); } static void menu_recall_cb(int item, uint8_t data) { (void)item; caldata_recall(data); menu_move_back(); ui_mode_normal(); update_grid(); draw_cal_status(); } static void menu_config_cb(int item, uint8_t data) { (void)data; switch (item) { case 0: touch_cal_exec(); break; case 1: touch_draw_test(); break; case 3: show_version(); break; } redraw_frame(); request_to_redraw_grid(); draw_menu(); } static void menu_config_save_cb(int item, uint8_t data) { (void)item; (void)data; config_save(); menu_move_back(); ui_mode_normal(); } static void menu_dfu_cb(int item, uint8_t data) { (void)item; (void)data; enter_dfu(); } static void menu_save_cb(int item, uint8_t data) { (void)item; if (caldata_save(data) == 0) { menu_move_back(); ui_mode_normal(); draw_cal_status(); } } static void choose_active_trace(void) { int i; if (trace[uistat.current_trace].enabled) // do nothing return; for (i = 0; i < TRACES_MAX; i++) if (trace[i].enabled) { uistat.current_trace = i; return; } } static void menu_trace_cb(int item, uint8_t data) { (void)item; if (trace[data].enabled) { if (data == uistat.current_trace) { // disable if active trace is selected trace[data].enabled = FALSE; choose_active_trace(); } else { // make active selected trace uistat.current_trace = data; } } else { trace[data].enabled = TRUE; uistat.current_trace = data; } request_to_redraw_grid(); draw_menu(); } static void menu_format_cb(int item, uint8_t data) { (void)item; set_trace_type(uistat.current_trace, data); request_to_redraw_grid(); ui_mode_normal(); //redraw_all(); } static void menu_channel_cb(int item, uint8_t data) { (void)item; set_trace_channel(uistat.current_trace, data); menu_move_back(); ui_mode_normal(); } static void menu_transform_window_cb(int item, uint8_t data) { (void)item; // TODO domain_mode = (domain_mode & ~TD_WINDOW) | data; ui_mode_normal(); } static void menu_transform_cb(int item, uint8_t data) { (void)item; (void)data; domain_mode ^= DOMAIN_TIME; select_lever_mode(LM_MARKER); draw_frequencies(); ui_mode_normal(); } static void menu_velocity_cb(int item, uint8_t data) { (void)item; (void)data; if (btn_wait_release() & EVT_BUTTON_DOWN_LONG) { ui_mode_numeric(KM_VELOCITY_FACTOR); ui_process_numeric(); } else { ui_mode_keypad(KM_VELOCITY_FACTOR); ui_process_keypad(); } } static void menu_transform_filter_cb(int item, uint8_t data) { (void)item; domain_mode = (domain_mode & ~TD_FUNC) | data; ui_mode_normal(); } static void menu_bandwidth_cb(int item) { bandwidth = item; draw_menu(); } static void choose_active_marker(void) { int i; for (i = 0; i < MARKERS_MAX; i++) if (markers[i].enabled) { active_marker = i; return; } active_marker = -1; } static void menu_scale_cb(int item, uint8_t data) { (void)item; if (data == KM_SCALE && trace[uistat.current_trace].type == TRC_DELAY) { data = KM_SCALEDELAY; } if (btn_wait_release() & EVT_BUTTON_DOWN_LONG) { ui_mode_numeric(data); ui_process_numeric(); } else { ui_mode_keypad(data); ui_process_keypad(); } } static void menu_stimulus_cb(int item, uint8_t data) { (void)data; switch (item) { case 0: /* START */ case 1: /* STOP */ case 2: /* CENTER */ case 3: /* SPAN */ case 4: /* CW */ if (btn_wait_release() & EVT_BUTTON_DOWN_LONG) { ui_mode_numeric(item); ui_process_numeric(); } else { ui_mode_keypad(item); ui_process_keypad(); } break; case 5: /* PAUSE */ toggle_sweep(); //menu_move_back(); //ui_mode_normal(); draw_menu(); break; } } static uint32_t get_marker_frequency(int marker) { if (marker < 0 || marker >= MARKERS_MAX) return 0; if (!markers[marker].enabled) return 0; return frequencies[markers[marker].index]; } static void menu_marker_op_cb(int item, uint8_t data) { uint32_t freq = get_marker_frequency(active_marker); if (freq == 0) return; // no active marker switch (item) { case 0: /* MARKER->START */ case 1: /* MARKER->STOP */ case 2: /* MARKER->CENTER */ set_sweep_frequency(data, freq); break; case 3: /* MARKERS->SPAN */ { if (previous_marker == -1 || active_marker == previous_marker) { // if only 1 marker is active, keep center freq and make span the marker comes to the edge uint32_t center = get_sweep_frequency(ST_CENTER); uint32_t span = center > freq ? center - freq : freq - center; set_sweep_frequency(ST_SPAN, span * 2); } else { // if 2 or more marker active, set start and stop freq to each marker uint32_t freq2 = get_marker_frequency(previous_marker); if (freq2 == 0) return; if (freq > freq2) { freq2 = freq; freq = get_marker_frequency(previous_marker); } set_sweep_frequency(ST_START, freq); set_sweep_frequency(ST_STOP, freq2); } } break; case 4: /* MARKERS->EDELAY */ { if (uistat.current_trace == -1) break; float (*array)[2] = measured[trace[uistat.current_trace].channel]; float v = groupdelay_from_array(markers[active_marker].index, array); set_electrical_delay(electrical_delay + (v / 1e-12)); } break; } ui_mode_normal(); draw_cal_status(); //redraw_all(); } static void menu_marker_search_cb(int item, uint8_t data) { (void)data; int i = -1; if (active_marker == -1) return; switch (item) { case 0: /* maximum */ case 1: /* minimum */ set_marker_search(item); i = marker_search(); break; case 2: /* search Left */ i = marker_search_left(markers[active_marker].index); break; case 3: /* search right */ i = marker_search_right(markers[active_marker].index); break; case 4: /* tracking */ uistat.marker_tracking = !uistat.marker_tracking; break; } if (i != -1) markers[active_marker].index = i; draw_menu(); redraw_marker(active_marker); select_lever_mode(LM_SEARCH); } static void menu_marker_smith_cb(int item, uint8_t data) { (void)item; marker_smith_format = data; redraw_marker(active_marker); draw_menu(); } static void active_marker_select(int item) { if (item == -1) { active_marker = previous_marker; previous_marker = -1; if (active_marker == -1) { choose_active_marker(); } } else { if (previous_marker != active_marker) previous_marker = active_marker; active_marker = item; } } static void menu_marker_sel_cb(int item, uint8_t data) { (void)data; int t; if (item >= 0 && item < MARKERS_MAX) { if (markers[item].enabled) { if (item == active_marker) { // disable if active trace is selected markers[item].enabled = FALSE; active_marker_select(-1); } else { active_marker_select(item); } } else { markers[item].enabled = TRUE; active_marker_select(item); } } else if (item == 4) { /* all off */ for (t = 0; t < MARKERS_MAX; t++) markers[t].enabled = FALSE; previous_marker = -1; active_marker = -1; } else if (item == 5) { /* marker delta */ uistat.marker_delta = !uistat.marker_delta; } redraw_marker(active_marker); draw_menu(); } static const menuitem_t menu_calop[] = { { MT_CALLBACK, CAL_OPEN, "OPEN", menu_calop_cb }, { MT_CALLBACK, CAL_SHORT, "SHORT", menu_calop_cb }, { MT_CALLBACK, CAL_LOAD, "LOAD", menu_calop_cb }, { MT_CALLBACK, CAL_ISOLN, "ISOLN", menu_calop_cb }, { MT_CALLBACK, CAL_THRU, "THRU", menu_calop_cb }, { MT_CALLBACK, 0, "DONE", menu_caldone_cb }, { MT_CANCEL, 0, S_LARROW" BACK", NULL }, { MT_NONE, 0, NULL, NULL } // sentinel }; const menuitem_t menu_save[] = { { MT_CALLBACK, 0, "SAVE 0", menu_save_cb }, { MT_CALLBACK, 1, "SAVE 1", menu_save_cb }, { MT_CALLBACK, 2, "SAVE 2", menu_save_cb }, { MT_CALLBACK, 3, "SAVE 3", menu_save_cb }, { MT_CALLBACK, 4, "SAVE 4", menu_save_cb }, { MT_CANCEL, 0, S_LARROW" BACK", NULL }, { MT_NONE, 0, NULL, NULL } // sentinel }; const menuitem_t menu_cal[] = { { MT_SUBMENU, 0, "CALIBRATE", menu_calop }, { MT_SUBMENU, 0, "SAVE", menu_save }, { MT_CALLBACK, 0, "RESET", menu_cal2_cb }, { MT_CALLBACK, 0, "CORRECTION", menu_cal2_cb }, { MT_CANCEL, 0, S_LARROW" BACK", NULL }, { MT_NONE, 0, NULL, NULL } // sentinel }; const menuitem_t menu_trace[] = { { MT_CALLBACK, 0, "TRACE 0", menu_trace_cb }, { MT_CALLBACK, 1, "TRACE 1", menu_trace_cb }, { MT_CALLBACK, 2, "TRACE 2", menu_trace_cb }, { MT_CALLBACK, 3, "TRACE 3", menu_trace_cb }, { MT_CANCEL, 0, S_LARROW" BACK", NULL }, { MT_NONE, 0, NULL, NULL } // sentinel }; const menuitem_t menu_format2[] = { { MT_CALLBACK, TRC_POLAR, "POLAR", menu_format_cb }, { MT_CALLBACK, TRC_LINEAR, "LINEAR", menu_format_cb }, { MT_CALLBACK, TRC_REAL, "REAL", menu_format_cb }, { MT_CALLBACK, TRC_IMAG, "IMAG", menu_format_cb }, { MT_CALLBACK, TRC_R, "RESISTANCE", menu_format_cb }, { MT_CALLBACK, TRC_X, "REACTANCE", menu_format_cb }, { MT_CANCEL, 0, S_LARROW" BACK", NULL }, { MT_NONE, 0, NULL, NULL } // sentinel }; const menuitem_t menu_format[] = { { MT_CALLBACK, TRC_LOGMAG, "LOGMAG", menu_format_cb }, { MT_CALLBACK, TRC_PHASE, "PHASE", menu_format_cb }, { MT_CALLBACK, TRC_DELAY, "DELAY", menu_format_cb }, { MT_CALLBACK, TRC_SMITH, "SMITH", menu_format_cb }, { MT_CALLBACK, TRC_SWR, "SWR", menu_format_cb }, { MT_SUBMENU, 0, S_RARROW" MORE", menu_format2 }, //{ MT_CALLBACK, TRC_LINEAR, "LINEAR", menu_format_cb }, //{ MT_CALLBACK, TRC_SWR, "SWR", menu_format_cb }, { MT_CANCEL, 0, S_LARROW" BACK", NULL }, { MT_NONE, 0, NULL, NULL } // sentinel }; const menuitem_t menu_scale[] = { { MT_CALLBACK, KM_SCALE, "SCALE/DIV", menu_scale_cb }, { MT_CALLBACK, KM_REFPOS, "\2REFERENCE\0POSITION", menu_scale_cb }, { MT_CALLBACK, KM_EDELAY, "\2ELECTRICAL\0DELAY", menu_scale_cb }, { MT_CANCEL, 0, S_LARROW" BACK", NULL }, { MT_NONE, 0, NULL, NULL } // sentinel }; const menuitem_t menu_channel[] = { { MT_CALLBACK, 0, "\2CH0\0REFLECT", menu_channel_cb }, { MT_CALLBACK, 1, "\2CH1\0THROUGH", menu_channel_cb }, { MT_CANCEL, 0, S_LARROW" BACK", NULL }, { MT_NONE, 0, NULL, NULL } // sentinel }; const menuitem_t menu_transform_window[] = { { MT_CALLBACK, TD_WINDOW_MINIMUM, "MINIMUM", menu_transform_window_cb }, { MT_CALLBACK, TD_WINDOW_NORMAL, "NORMAL", menu_transform_window_cb }, { MT_CALLBACK, TD_WINDOW_MAXIMUM, "MAXIMUM", menu_transform_window_cb }, { MT_CANCEL, 0, S_LARROW" BACK", NULL }, { MT_NONE, 0, NULL, NULL } // sentinel }; const menuitem_t menu_transform[] = { { MT_CALLBACK, 0, "\2TRANSFORM\0ON", menu_transform_cb }, { MT_CALLBACK, TD_FUNC_LOWPASS_IMPULSE, "\2LOW PASS\0IMPULSE", menu_transform_filter_cb }, { MT_CALLBACK, TD_FUNC_LOWPASS_STEP, "\2LOW PASS\0STEP", menu_transform_filter_cb }, { MT_CALLBACK, TD_FUNC_BANDPASS, "BANDPASS", menu_transform_filter_cb }, { MT_SUBMENU, 0, "WINDOW", menu_transform_window }, { MT_CALLBACK, 0, "\2VELOCITY\0FACTOR", menu_velocity_cb }, { MT_CANCEL, 0, S_LARROW" BACK", NULL }, { MT_NONE, 0, NULL, NULL } // sentinel }; const menuitem_t menu_bandwidth[] = { { MT_CALLBACK, 0, "1 kHz", menu_bandwidth_cb }, { MT_CALLBACK, 0, "300 Hz", menu_bandwidth_cb }, { MT_CALLBACK, 0, "100 Hz", menu_bandwidth_cb }, { MT_CALLBACK, 0, "30 Hz", menu_bandwidth_cb }, { MT_CALLBACK, 0, "10 Hz", menu_bandwidth_cb }, { MT_CANCEL, 0, S_LARROW" BACK", NULL }, { MT_NONE, 0, NULL, NULL } // sentinel }; const menuitem_t menu_display[] = { { MT_SUBMENU, 0, "TRACE", menu_trace }, { MT_SUBMENU, 0, "FORMAT", menu_format }, { MT_SUBMENU, 0, "SCALE", menu_scale }, { MT_SUBMENU, 0, "CHANNEL", menu_channel }, { MT_SUBMENU, 0, "TRANSFORM", menu_transform }, { MT_SUBMENU, 0, "BANDWIDTH", menu_bandwidth }, { MT_CANCEL, 0, S_LARROW" BACK", NULL }, { MT_NONE, 0, NULL, NULL } // sentinel }; const menuitem_t menu_stimulus[] = { { MT_CALLBACK, 0, "START", menu_stimulus_cb }, { MT_CALLBACK, 0, "STOP", menu_stimulus_cb }, { MT_CALLBACK, 0, "CENTER", menu_stimulus_cb }, { MT_CALLBACK, 0, "SPAN", menu_stimulus_cb }, { MT_CALLBACK, 0, "CW FREQ", menu_stimulus_cb }, { MT_CALLBACK, 0, "\2PAUSE\0SWEEP", menu_stimulus_cb }, { MT_CANCEL, 0, S_LARROW" BACK", NULL }, { MT_NONE, 0, NULL, NULL } // sentinel }; const menuitem_t menu_marker_sel[] = { { MT_CALLBACK, 1, "MARKER 1", menu_marker_sel_cb }, { MT_CALLBACK, 2, "MARKER 2", menu_marker_sel_cb }, { MT_CALLBACK, 3, "MARKER 3", menu_marker_sel_cb }, { MT_CALLBACK, 4, "MARKER 4", menu_marker_sel_cb }, { MT_CALLBACK, 0, "ALL OFF", menu_marker_sel_cb }, { MT_CALLBACK, 0, "DELTA", menu_marker_sel_cb }, { MT_CANCEL, 0, S_LARROW" BACK", NULL }, { MT_NONE, 0, NULL, NULL } // sentinel }; const menuitem_t menu_marker_ops[] = { { MT_CALLBACK, ST_START, S_RARROW"START", menu_marker_op_cb }, { MT_CALLBACK, ST_STOP, S_RARROW"STOP", menu_marker_op_cb }, { MT_CALLBACK, ST_CENTER, S_RARROW"CENTER", menu_marker_op_cb }, { MT_CALLBACK, ST_SPAN, S_RARROW"SPAN", menu_marker_op_cb }, { MT_CALLBACK, 0, S_RARROW"EDELAY", menu_marker_op_cb }, { MT_CANCEL, 0, S_LARROW" BACK", NULL }, { MT_NONE, 0, NULL, NULL } // sentinel }; const menuitem_t menu_marker_search[] = { //{ MT_CALLBACK, "OFF", menu_marker_search_cb }, { MT_CALLBACK, 0, "MAXIMUM", menu_marker_search_cb }, { MT_CALLBACK, 0, "MINIMUM", menu_marker_search_cb }, { MT_CALLBACK, 0, "\2SEARCH\0" S_LARROW" LEFT", menu_marker_search_cb }, { MT_CALLBACK, 0, "\2SEARCH\0" S_RARROW" RIGHT", menu_marker_search_cb }, { MT_CALLBACK, 0, "TRACKING", menu_marker_search_cb }, { MT_CANCEL, 0, S_LARROW" BACK", NULL }, { MT_NONE, 0, NULL, NULL } // sentinel }; const menuitem_t menu_marker_smith[] = { { MT_CALLBACK, MS_LIN, "LIN", menu_marker_smith_cb }, { MT_CALLBACK, MS_LOG, "LOG", menu_marker_smith_cb }, { MT_CALLBACK, MS_REIM,"Re+Im", menu_marker_smith_cb }, { MT_CALLBACK, MS_RX, "R+Xj", menu_marker_smith_cb }, { MT_CALLBACK, MS_RLC, "R+L/C", menu_marker_smith_cb }, { MT_CANCEL, 0, S_LARROW" BACK", NULL }, { MT_NONE, 0, NULL, NULL } // sentinel }; const menuitem_t menu_marker[] = { { MT_SUBMENU, 0, "\2SELECT\0MARKER", menu_marker_sel }, { MT_SUBMENU, 0, "SEARCH", menu_marker_search }, { MT_SUBMENU, 0, "OPERATIONS", menu_marker_ops }, { MT_SUBMENU, 0, "\2SMITH\0VALUE", menu_marker_smith }, { MT_CANCEL, 0, S_LARROW" BACK", NULL }, { MT_NONE, 0, NULL, NULL } // sentinel }; const menuitem_t menu_recall[] = { { MT_CALLBACK, 0, "RECALL 0", menu_recall_cb }, { MT_CALLBACK, 1, "RECALL 1", menu_recall_cb }, { MT_CALLBACK, 2, "RECALL 2", menu_recall_cb }, { MT_CALLBACK, 3, "RECALL 3", menu_recall_cb }, { MT_CALLBACK, 4, "RECALL 4", menu_recall_cb }, { MT_CANCEL, 0, S_LARROW" BACK", NULL }, { MT_NONE, 0, NULL, NULL } // sentinel }; const menuitem_t menu_dfu[] = { { MT_CALLBACK, 0, "\2RESET AND\0ENTER DFU", menu_dfu_cb }, { MT_CANCEL, 0, S_LARROW"CANCEL", NULL }, { MT_NONE, 0, NULL, NULL } // sentinel }; const menuitem_t menu_config[] = { { MT_CALLBACK, 0, "TOUCH CAL", menu_config_cb }, { MT_CALLBACK, 0, "TOUCH TEST", menu_config_cb }, { MT_CALLBACK, 0, "SAVE", menu_config_save_cb }, { MT_CALLBACK, 0, "VERSION", menu_config_cb }, { MT_SUBMENU, 0, S_RARROW"DFU", menu_dfu }, { MT_CANCEL, 0, S_LARROW" BACK", NULL }, { MT_NONE, 0, NULL, NULL } // sentinel }; const menuitem_t menu_top[] = { { MT_SUBMENU, 0, "DISPLAY", menu_display }, { MT_SUBMENU, 0, "MARKER", menu_marker }, { MT_SUBMENU, 0, "STIMULUS", menu_stimulus }, { MT_SUBMENU, 0, "CAL", menu_cal }, { MT_SUBMENU, 0, "RECALL", menu_recall }, { MT_SUBMENU, 0, "CONFIG", menu_config }, { MT_NONE, 0, NULL, NULL } // sentinel }; #define MENU_STACK_DEPTH_MAX 4 const menuitem_t *menu_stack[MENU_STACK_DEPTH_MAX] = { menu_top, NULL, NULL, NULL }; static void ensure_selection(void) { const menuitem_t *menu = menu_stack[menu_current_level]; int i; for (i = 0; menu[i].type != MT_NONE; i++) ; if (selection >= i) selection = i-1; } static void menu_move_back(void) { if (menu_current_level == 0) return; menu_current_level--; ensure_selection(); erase_menu_buttons(); draw_menu(); } static void menu_push_submenu(const menuitem_t *submenu) { if (menu_current_level < MENU_STACK_DEPTH_MAX-1) menu_current_level++; menu_stack[menu_current_level] = submenu; ensure_selection(); erase_menu_buttons(); draw_menu(); } /* static void menu_move_top(void) { if (menu_current_level == 0) return; menu_current_level = 0; ensure_selection(); erase_menu_buttons(); draw_menu(); } */ static void menu_invoke(int item) { const menuitem_t *menu = menu_stack[menu_current_level]; menu = &menu[item]; switch (menu->type) { case MT_NONE: case MT_BLANK: case MT_CLOSE: ui_mode_normal(); break; case MT_CANCEL: menu_move_back(); break; case MT_CALLBACK: { menuaction_cb_t cb = (menuaction_cb_t)menu->reference; if (cb == NULL) return; (*cb)(item, menu->data); break; } case MT_SUBMENU: menu_push_submenu((const menuitem_t*)menu->reference); break; } } #define MENU_BUTTON_WIDTH 60 #define MENU_BUTTON_HEIGHT 30 #define NUM_INPUT_HEIGHT 30 #define KP_WIDTH 48 #define KP_HEIGHT 48 // Key x, y position (0 - 15) on screen #define KP_GET_X(posx) ((posx)*KP_WIDTH + (320-64-KP_WIDTH*4)) #define KP_GET_Y(posy) ((posy)*KP_HEIGHT + 12 ) // Key names #define KP_0 0 #define KP_1 1 #define KP_2 2 #define KP_3 3 #define KP_4 4 #define KP_5 5 #define KP_6 6 #define KP_7 7 #define KP_8 8 #define KP_9 9 #define KP_PERIOD 10 #define KP_MINUS 11 #define KP_X1 12 #define KP_K 13 #define KP_M 14 #define KP_G 15 #define KP_BS 16 #define KP_INF 17 #define KP_DB 18 #define KP_PLUSMINUS 19 #define KP_KEYPAD 20 #define KP_N 21 #define KP_P 22 typedef struct { uint8_t x:4; uint8_t y:4; int8_t c; } keypads_t; static const keypads_t *keypads; static const keypads_t keypads_freq[] = { { 1, 3, KP_PERIOD }, { 0, 3, KP_0 }, { 0, 2, KP_1 }, { 1, 2, KP_2 }, { 2, 2, KP_3 }, { 0, 1, KP_4 }, { 1, 1, KP_5 }, { 2, 1, KP_6 }, { 0, 0, KP_7 }, { 1, 0, KP_8 }, { 2, 0, KP_9 }, { 3, 0, KP_G }, { 3, 1, KP_M }, { 3, 2, KP_K }, { 3, 3, KP_X1 }, { 2, 3, KP_BS }, { 0, 0, -1 } }; static const keypads_t keypads_scale[] = { { 1, 3, KP_PERIOD }, { 0, 3, KP_0 }, { 0, 2, KP_1 }, { 1, 2, KP_2 }, { 2, 2, KP_3 }, { 0, 1, KP_4 }, { 1, 1, KP_5 }, { 2, 1, KP_6 }, { 0, 0, KP_7 }, { 1, 0, KP_8 }, { 2, 0, KP_9 }, { 3, 3, KP_X1 }, { 2, 3, KP_BS }, { 0, 0, -1 } }; static const keypads_t keypads_time[] = { { 1, 3, KP_PERIOD }, { 0, 3, KP_0 }, { 0, 2, KP_1 }, { 1, 2, KP_2 }, { 2, 2, KP_3 }, { 0, 1, KP_4 }, { 1, 1, KP_5 }, { 2, 1, KP_6 }, { 0, 0, KP_7 }, { 1, 0, KP_8 }, { 2, 0, KP_9 }, { 3, 1, KP_N }, { 3, 2, KP_P }, { 3, 3, KP_MINUS }, { 2, 3, KP_BS }, { 0, 0, -1 } }; static const keypads_t * const keypads_mode_tbl[] = { keypads_freq, // start keypads_freq, // stop keypads_freq, // center keypads_freq, // span keypads_freq, // cw freq keypads_scale, // scale keypads_scale, // refpos keypads_time, // electrical delay keypads_scale, // velocity factor keypads_time // scale of delay }; static const char * const keypad_mode_label[] = { "START", "STOP", "CENTER", "SPAN", "CW FREQ", "SCALE", "REFPOS", "EDELAY", "VELOCITY%", "DELAY" }; static void draw_keypad(void) { int i = 0; while (keypads[i].c >= 0) { uint16_t bg = config.menu_normal_color; if (i == selection) bg = config.menu_active_color; ili9341_set_foreground(DEFAULT_MENU_TEXT_COLOR); ili9341_set_background(bg); int x = KP_GET_X(keypads[i].x); int y = KP_GET_Y(keypads[i].y); ili9341_fill(x+2, y+2, KP_WIDTH-4, KP_HEIGHT-4, bg); ili9341_drawfont(keypads[i].c, x + (KP_WIDTH - NUM_FONT_GET_WIDTH) / 2, y + (KP_HEIGHT - NUM_FONT_GET_HEIGHT) / 2); i++; } } static void draw_numeric_area_frame(void) { ili9341_fill(0, 240-NUM_INPUT_HEIGHT, 320, NUM_INPUT_HEIGHT, config.menu_normal_color); ili9341_set_foreground(DEFAULT_MENU_TEXT_COLOR); ili9341_set_background(config.menu_normal_color); ili9341_drawstring(keypad_mode_label[keypad_mode], 10, 240-(FONT_GET_HEIGHT+NUM_INPUT_HEIGHT)/2); //ili9341_drawfont(KP_KEYPAD, 300, 216); } static void draw_numeric_input(const char *buf) { int i; int x; int focused = FALSE; uint16_t xsim = 0b0010010000000000; for (i = 0, x = 64; i < 10 && buf[i]; i++, xsim<<=1) { uint16_t fg = DEFAULT_MENU_TEXT_COLOR; uint16_t bg = config.menu_normal_color; int c = buf[i]; if (c == '.') c = KP_PERIOD; else if (c == '-') c = KP_MINUS; else// if (c >= '0' && c <= '9') c = c - '0'; if (ui_mode == UI_NUMERIC && uistat.digit == 8-i) { fg = DEFAULT_SPEC_INPUT_COLOR; focused = TRUE; // if (uistat.digit_mode) // bg = DEFAULT_MENU_COLOR; } ili9341_set_foreground(fg); ili9341_set_background(bg); if (c >= 0) // c is number ili9341_drawfont(c, x, 240-NUM_INPUT_HEIGHT+4); else if (focused) // c not number, but focused ili9341_drawfont(0, x, 240-NUM_INPUT_HEIGHT+4); else // erase ili9341_fill(x, 240-NUM_INPUT_HEIGHT+4, NUM_FONT_GET_HEIGHT, NUM_FONT_GET_WIDTH+2+8, bg); x += xsim&0x8000 ? NUM_FONT_GET_WIDTH+2+8 : NUM_FONT_GET_WIDTH+2; } // erase last ili9341_fill(x, 240-NUM_INPUT_HEIGHT+4, NUM_FONT_GET_WIDTH+2+8, NUM_FONT_GET_WIDTH+2+8, config.menu_normal_color); } static int menu_is_multiline(const char *label, const char **l1, const char **l2) { if (label[0] != '\2') return FALSE; *l1 = &label[1]; *l2 = &label[1] + strlen(&label[1]) + 1; return TRUE; } static void menu_item_modify_attribute(const menuitem_t *menu, int item, uint16_t *fg, uint16_t *bg) { if (menu == menu_trace && item < TRACES_MAX) { if (trace[item].enabled) *bg = config.trace_color[item]; } else if (menu == menu_marker_sel) { if (item < 4) { if (markers[item].enabled) { *bg = DEFAULT_MENU_TEXT_COLOR; *fg = config.menu_normal_color; } } else if (item == 5) { if (uistat.marker_delta) { *bg = DEFAULT_MENU_TEXT_COLOR; *fg = config.menu_normal_color; } } } else if (menu == menu_marker_search) { if (item == 4 && uistat.marker_tracking) { *bg = DEFAULT_MENU_TEXT_COLOR; *fg = config.menu_normal_color; } } else if (menu == menu_marker_smith) { if (marker_smith_format == item) { *bg = DEFAULT_MENU_TEXT_COLOR; *fg = config.menu_normal_color; } } else if (menu == menu_calop) { if ((item == 0 && (cal_status & CALSTAT_OPEN)) || (item == 1 && (cal_status & CALSTAT_SHORT)) || (item == 2 && (cal_status & CALSTAT_LOAD)) || (item == 3 && (cal_status & CALSTAT_ISOLN)) || (item == 4 && (cal_status & CALSTAT_THRU))) { domain_mode = (domain_mode & ~DOMAIN_MODE) | DOMAIN_FREQ; *bg = DEFAULT_MENU_TEXT_COLOR; *fg = config.menu_normal_color; } } else if (menu == menu_stimulus) { if (item == 5 /* PAUSE */ && !(sweep_mode&SWEEP_ENABLE)) { *bg = DEFAULT_MENU_TEXT_COLOR; *fg = config.menu_normal_color; } } else if (menu == menu_cal) { if (item == 3 /* CORRECTION */ && (cal_status & CALSTAT_APPLY)) { *bg = DEFAULT_MENU_TEXT_COLOR; *fg = config.menu_normal_color; } } else if (menu == menu_bandwidth) { if (item == bandwidth) { *bg = 0x0000; *fg = 0xffff; } } else if (menu == menu_transform) { if ((item == 0 && (domain_mode & DOMAIN_MODE) == DOMAIN_TIME) || (item == 1 && (domain_mode & TD_FUNC) == TD_FUNC_LOWPASS_IMPULSE) || (item == 2 && (domain_mode & TD_FUNC) == TD_FUNC_LOWPASS_STEP) || (item == 3 && (domain_mode & TD_FUNC) == TD_FUNC_BANDPASS) ) { *bg = DEFAULT_MENU_TEXT_COLOR; *fg = config.menu_normal_color; } } else if (menu == menu_transform_window) { if ((item == 0 && (domain_mode & TD_WINDOW) == TD_WINDOW_MINIMUM) || (item == 1 && (domain_mode & TD_WINDOW) == TD_WINDOW_NORMAL) || (item == 2 && (domain_mode & TD_WINDOW) == TD_WINDOW_MAXIMUM) ) { *bg = DEFAULT_MENU_TEXT_COLOR; *fg = config.menu_normal_color; } } } static void draw_menu_buttons(const menuitem_t *menu) { int i = 0; for (i = 0; i < 7; i++) { const char *l1, *l2; if (menu[i].type == MT_NONE) break; if (menu[i].type == MT_BLANK) continue; int y = MENU_BUTTON_HEIGHT*i; uint16_t bg = config.menu_normal_color; uint16_t fg = DEFAULT_MENU_TEXT_COLOR; // focus only in MENU mode but not in KEYPAD mode if (ui_mode == UI_MENU && i == selection) bg = config.menu_active_color; ili9341_fill(320-MENU_BUTTON_WIDTH, y, MENU_BUTTON_WIDTH, MENU_BUTTON_HEIGHT-2, bg); menu_item_modify_attribute(menu, i, &fg, &bg); ili9341_set_foreground(fg); ili9341_set_background(bg); if (menu_is_multiline(menu[i].label, &l1, &l2)) { ili9341_fill(320-MENU_BUTTON_WIDTH+3, y+5, MENU_BUTTON_WIDTH-6, 2+FONT_GET_HEIGHT+1+FONT_GET_HEIGHT+2, bg); ili9341_drawstring(l1, 320-MENU_BUTTON_WIDTH+5, y+7); ili9341_drawstring(l2, 320-MENU_BUTTON_WIDTH+5, y+7+FONT_GET_HEIGHT+1); } else { ili9341_fill(320-MENU_BUTTON_WIDTH+3, y+8, MENU_BUTTON_WIDTH-6, 2+FONT_GET_HEIGHT+2, bg); ili9341_drawstring(menu[i].label, 320-MENU_BUTTON_WIDTH+5, y+10); } } } static void menu_select_touch(int i) { selection = i; draw_menu(); touch_wait_release(); selection = -1; menu_invoke(i); } static void menu_apply_touch(void) { int touch_x, touch_y; const menuitem_t *menu = menu_stack[menu_current_level]; int i; touch_position(&touch_x, &touch_y); for (i = 0; i < 7; i++) { if (menu[i].type == MT_NONE) break; if (menu[i].type == MT_BLANK) continue; int y = MENU_BUTTON_HEIGHT*i; if (y < touch_y && touch_y < y+MENU_BUTTON_HEIGHT && 320-MENU_BUTTON_WIDTH < touch_x) { menu_select_touch(i); return; } } touch_wait_release(); ui_mode_normal(); } static void draw_menu(void) { draw_menu_buttons(menu_stack[menu_current_level]); } static void erase_menu_buttons(void) { ili9341_fill(320-MENU_BUTTON_WIDTH, 0, MENU_BUTTON_WIDTH, MENU_BUTTON_HEIGHT*7, DEFAULT_BG_COLOR); } static void erase_numeric_input(void) { ili9341_fill(0, 240-NUM_INPUT_HEIGHT, 320, NUM_INPUT_HEIGHT, DEFAULT_BG_COLOR); } static void leave_ui_mode() { if (ui_mode == UI_MENU) { request_to_draw_cells_behind_menu(); erase_menu_buttons(); } else if (ui_mode == UI_NUMERIC) { request_to_draw_cells_behind_numeric_input(); erase_numeric_input(); draw_frequencies(); } } static void fetch_numeric_target(void) { switch (keypad_mode) { case KM_START: uistat.value = get_sweep_frequency(ST_START); break; case KM_STOP: uistat.value = get_sweep_frequency(ST_STOP); break; case KM_CENTER: uistat.value = get_sweep_frequency(ST_CENTER); break; case KM_SPAN: uistat.value = get_sweep_frequency(ST_SPAN); break; case KM_CW: uistat.value = get_sweep_frequency(ST_CW); break; case KM_SCALE: uistat.value = get_trace_scale(uistat.current_trace) * 1000; break; case KM_REFPOS: uistat.value = get_trace_refpos(uistat.current_trace) * 1000; break; case KM_EDELAY: uistat.value = get_electrical_delay(); break; case KM_VELOCITY_FACTOR: uistat.value = velocity_factor * 100; break; case KM_SCALEDELAY: uistat.value = get_trace_scale(uistat.current_trace) * 1e12; break; } { uint32_t x = uistat.value; int n = 0; for (; x >= 10 && n < 9; n++) x /= 10; uistat.digit = n; } // uistat.previous_value = uistat.value; } static void set_numeric_value(void) { switch (keypad_mode) { case KM_START: set_sweep_frequency(ST_START, uistat.value); break; case KM_STOP: set_sweep_frequency(ST_STOP, uistat.value); break; case KM_CENTER: set_sweep_frequency(ST_CENTER, uistat.value); break; case KM_SPAN: set_sweep_frequency(ST_SPAN, uistat.value); break; case KM_CW: set_sweep_frequency(ST_CW, uistat.value); break; case KM_SCALE: set_trace_scale(uistat.current_trace, uistat.value / 1000.0); break; case KM_REFPOS: set_trace_refpos(uistat.current_trace, uistat.value / 1000.0); break; case KM_EDELAY: set_electrical_delay(uistat.value); break; case KM_VELOCITY_FACTOR: velocity_factor = uistat.value/100.0; break; } } static void draw_numeric_area(void) { char buf[10]; plot_printf(buf, sizeof buf, "%9d", uistat.value); draw_numeric_input(buf); } static void ui_mode_menu(void) { if (ui_mode == UI_MENU) return; ui_mode = UI_MENU; /* narrowen plotting area */ area_width = AREA_WIDTH_NORMAL - MENU_BUTTON_WIDTH; area_height = AREA_HEIGHT_NORMAL; ensure_selection(); draw_menu(); } static void ui_mode_numeric(int _keypad_mode) { if (ui_mode == UI_NUMERIC) return; leave_ui_mode(); // keypads array keypad_mode = _keypad_mode; ui_mode = UI_NUMERIC; area_width = AREA_WIDTH_NORMAL; area_height = 240-NUM_INPUT_HEIGHT;//AREA_HEIGHT_NORMAL - 32; draw_numeric_area_frame(); fetch_numeric_target(); draw_numeric_area(); } static void ui_mode_keypad(int _keypad_mode) { if (ui_mode == UI_KEYPAD) return; // keypads array keypad_mode = _keypad_mode; keypads = keypads_mode_tbl[_keypad_mode]; int i; for (i = 0; keypads[i+1].c >= 0; i++) ; keypads_last_index = i; ui_mode = UI_KEYPAD; area_width = AREA_WIDTH_NORMAL - MENU_BUTTON_WIDTH; area_height = HEIGHT - 32; draw_menu(); draw_keypad(); draw_numeric_area_frame(); draw_numeric_input(""); } static void ui_mode_normal(void) { if (ui_mode == UI_NORMAL) return; area_width = AREA_WIDTH_NORMAL; area_height = AREA_HEIGHT_NORMAL; leave_ui_mode(); ui_mode = UI_NORMAL; } static void lever_move_marker(int status) { do { if (active_marker >= 0 && markers[active_marker].enabled) { if ((status & EVT_DOWN) && markers[active_marker].index > 0) { markers[active_marker].index--; markers[active_marker].frequency = frequencies[markers[active_marker].index]; redraw_marker(active_marker); } if ((status & EVT_UP) && markers[active_marker].index < sweep_points-1) { markers[active_marker].index++; markers[active_marker].frequency = frequencies[markers[active_marker].index]; redraw_marker(active_marker); } } status = btn_wait_release(); } while (status != 0); if (active_marker >= 0) redraw_marker(active_marker); } static void lever_search_marker(int status) { int i = -1; if (active_marker >= 0) { if (status & EVT_DOWN) i = marker_search_left(markers[active_marker].index); else if (status & EVT_UP) i = marker_search_right(markers[active_marker].index); if (i != -1) markers[active_marker].index = i; redraw_marker(active_marker); } } // ex. 10942 -> 10000 // 6791 -> 5000 // 341 -> 200 static uint32_t step_round(uint32_t v) { // decade step uint32_t x = 1; for (x = 1; x*10 < v; x*= 10) ; // 1-2-5 step if (x * 2 > v) return x; else if (x * 5 > v) return x * 2; else return x * 5; } static void lever_zoom_span(int status) { uint32_t span = get_sweep_frequency(ST_SPAN); if (status & EVT_UP) { span = step_round(span - 1); } else if (status & EVT_DOWN) { span = step_round(span + 1); span = step_round(span * 3); } set_sweep_frequency(ST_SPAN, span); } static void lever_move(int status, int mode) { uint32_t center = get_sweep_frequency(mode); uint32_t span = get_sweep_frequency(ST_SPAN); span = step_round(span / 3); if (status & EVT_UP) { set_sweep_frequency(mode, center + span); } else if (status & EVT_DOWN) { set_sweep_frequency(mode, center - span); } } #define STEPRATIO 0.2 static void lever_edelay(int status) { float value = get_electrical_delay(); float ratio = STEPRATIO; if (value < 0) ratio = -ratio; if (status & EVT_UP) { value = (1 - ratio) * value; } else if (status & EVT_DOWN) { value = (1 + ratio) * value; } set_electrical_delay(value); } static void ui_process_normal(void) { int status = btn_check(); if (status != 0) { if (status & EVT_BUTTON_SINGLE_CLICK) { ui_mode_menu(); } else { switch (uistat.lever_mode) { case LM_MARKER: lever_move_marker(status); break; case LM_SEARCH: lever_search_marker(status); break; case LM_CENTER: lever_move(status, FREQ_IS_STARTSTOP() ? ST_START : ST_CENTER); break; case LM_SPAN: if (FREQ_IS_STARTSTOP()) lever_move(status, ST_STOP); else lever_zoom_span(status); break; case LM_EDELAY: lever_edelay(status); break; } } } } static void ui_process_menu(void) { int status = btn_check(); if (status != 0) { if (status & EVT_BUTTON_SINGLE_CLICK) { menu_invoke(selection); } else { do { if (status & EVT_UP) { // close menu if next item is sentinel if (menu_stack[menu_current_level][selection+1].type == MT_NONE) goto menuclose; selection++; } if (status & EVT_DOWN) { if (selection == 0) goto menuclose; selection--; } draw_menu(); status = btn_wait_release(); } while (status != 0); } } return; menuclose: ui_mode_normal(); } static int keypad_click(int key) { int c = keypads[key].c; if ((c >= KP_X1 && c <= KP_G) || c == KP_N || c == KP_P) { int32_t scale = 1; if (c >= KP_X1 && c <= KP_G) { int n = c - KP_X1; while (n-- > 0) scale *= 1000; } else if (c == KP_N) { scale *= 1000; } /* numeric input done */ double value = my_atof(kp_buf) * scale; switch (keypad_mode) { case KM_START: set_sweep_frequency(ST_START, value); break; case KM_STOP: set_sweep_frequency(ST_STOP, value); break; case KM_CENTER: set_sweep_frequency(ST_CENTER, value); break; case KM_SPAN: set_sweep_frequency(ST_SPAN, value); break; case KM_CW: set_sweep_frequency(ST_CW, value); break; case KM_SCALE: set_trace_scale(uistat.current_trace, value); break; case KM_REFPOS: set_trace_refpos(uistat.current_trace, value); break; case KM_EDELAY: set_electrical_delay(value); // pico seconds break; case KM_VELOCITY_FACTOR: velocity_factor = value / 100.0; break; case KM_SCALEDELAY: set_trace_scale(uistat.current_trace, value * 1e-12); // pico second break; } return KP_DONE; } else if (c <= 9 && kp_index < NUMINPUT_LEN) { kp_buf[kp_index++] = '0' + c; } else if (c == KP_PERIOD && kp_index < NUMINPUT_LEN) { // check period in former input int j; for (j = 0; j < kp_index && kp_buf[j] != '.'; j++) ; // append period if there are no period if (kp_index == j) kp_buf[kp_index++] = '.'; } else if (c == KP_MINUS) { if (kp_index == 0) kp_buf[kp_index++] = '-'; } else if (c == KP_BS) { if (kp_index == 0) { return KP_CANCEL; } --kp_index; } kp_buf[kp_index] = '\0'; draw_numeric_input(kp_buf); return KP_CONTINUE; } static int keypad_apply_touch(void) { int touch_x, touch_y; int i = 0; touch_position(&touch_x, &touch_y); while (keypads[i].c >= 0) { int x = KP_GET_X(keypads[i].x); int y = KP_GET_Y(keypads[i].y); if (x < touch_x && touch_x < x+KP_WIDTH && y < touch_y && touch_y < y+KP_HEIGHT) { // draw focus selection = i; draw_keypad(); touch_wait_release(); // erase focus selection = -1; draw_keypad(); return i; } i++; } return -1; } static void numeric_apply_touch(void) { int touch_x, touch_y; touch_position(&touch_x, &touch_y); if (touch_x < 64) { ui_mode_normal(); return; } if (touch_x > 64+9*20+8+8) { ui_mode_keypad(keypad_mode); ui_process_keypad(); return; } if (touch_y > 240-40) { int n = 9 - (touch_x - 64) / 20; uistat.digit = n; uistat.digit_mode = TRUE; } else { int step, n; if (touch_y < 100) { step = 1; } else { step = -1; } for (n = uistat.digit; n > 0; n--) step *= 10; uistat.value += step; } draw_numeric_area(); touch_wait_release(); uistat.digit_mode = FALSE; draw_numeric_area(); return; } static void ui_process_numeric(void) { int status = btn_check(); if (status != 0) { if (status == EVT_BUTTON_SINGLE_CLICK) { status = btn_wait_release(); if (uistat.digit_mode) { if (status & (EVT_BUTTON_SINGLE_CLICK | EVT_BUTTON_DOWN_LONG)) { uistat.digit_mode = FALSE; draw_numeric_area(); } } else { if (status & EVT_BUTTON_DOWN_LONG) { uistat.digit_mode = TRUE; draw_numeric_area(); } else if (status & EVT_BUTTON_SINGLE_CLICK) { set_numeric_value(); ui_mode_normal(); } } } else { do { if (uistat.digit_mode) { if (status & EVT_DOWN) { if (uistat.digit < 8) uistat.digit++; else goto exit; } if (status & EVT_UP) { if (uistat.digit > 0) uistat.digit--; else goto exit; } } else { int32_t step = 1; int n; for (n = uistat.digit; n > 0; n--) step *= 10; if (status & EVT_DOWN) uistat.value += step; if (status & EVT_UP) uistat.value -= step; } draw_numeric_area(); status = btn_wait_release(); } while (status != 0); } } return; exit: // cancel operation ui_mode_normal(); } static void ui_process_keypad(void) { int status; adc_stop(); kp_index = 0; while (TRUE) { status = btn_check(); if (status & (EVT_UP|EVT_DOWN)) { int s = status; do { if (s & EVT_UP) if (--selection < 0) selection = keypads_last_index; if (s & EVT_DOWN) if (++selection > keypads_last_index) selection = 0; draw_keypad(); s = btn_wait_release(); } while (s != 0); } if (status == EVT_BUTTON_SINGLE_CLICK) { if (keypad_click(selection)) /* exit loop on done or cancel */ break; } if (touch_check() == EVT_TOUCH_PRESSED) { int key = keypad_apply_touch(); if (key >= 0 && keypad_click(key)) /* exit loop on done or cancel */ break; } } redraw_frame(); request_to_redraw_grid(); ui_mode_normal(); //redraw_all(); touch_start_watchdog(); } static void ui_process_lever(void) { switch (ui_mode) { case UI_NORMAL: ui_process_normal(); break; case UI_MENU: ui_process_menu(); break; case UI_NUMERIC: ui_process_numeric(); break; case UI_KEYPAD: ui_process_keypad(); break; } } static void drag_marker(int t, int m) { /* wait touch release */ do { int touch_x, touch_y; int index; touch_position(&touch_x, &touch_y); touch_x -= OFFSETX; touch_y -= OFFSETY; index = search_nearest_index(touch_x, touch_y, t); if (index >= 0) { markers[m].index = index; markers[m].frequency = frequencies[index]; redraw_marker(m); } } while (touch_check()!= EVT_TOUCH_RELEASED); } static int touch_pickup_marker(void) { int touch_x, touch_y; int m, t; touch_position(&touch_x, &touch_y); touch_x -= OFFSETX; touch_y -= OFFSETY; for (m = 0; m < MARKERS_MAX; m++) { if (!markers[m].enabled) continue; for (t = 0; t < TRACES_MAX; t++) { int x, y; if (!trace[t].enabled) continue; marker_position(m, t, &x, &y); x -= touch_x; y -= touch_y; if ((x * x + y * y) < 20 * 20) { if (active_marker != m) { previous_marker = active_marker; active_marker = m; redraw_marker(active_marker); } // select trace uistat.current_trace = t; select_lever_mode(LM_MARKER); // drag marker until release drag_marker(t, m); return TRUE; } } } return FALSE; } static int touch_lever_mode_select(void) { int touch_x, touch_y; touch_position(&touch_x, &touch_y); if (touch_y > HEIGHT) { select_lever_mode(touch_x < FREQUENCIES_XPOS2 ? LM_CENTER : LM_SPAN); return TRUE; } if (touch_y < 25) { if (touch_x < FREQUENCIES_XPOS2 && get_electrical_delay() != 0.0) { select_lever_mode(LM_EDELAY); } else { select_lever_mode(LM_MARKER); } return TRUE; } return FALSE; } static void ui_process_touch(void) { // awd_count++; adc_stop(); int status = touch_check(); if (status == EVT_TOUCH_PRESSED || status == EVT_TOUCH_DOWN) { switch (ui_mode) { case UI_NORMAL: // Try drag marker if (touch_pickup_marker()) break; // Try select lever mode (top and bottom screen) if (touch_lever_mode_select()) { touch_wait_release(); break; } // switch menu mode after release touch_wait_release(); selection = -1; // hide keyboard mode selection ui_mode_menu(); break; case UI_MENU: menu_apply_touch(); break; case UI_NUMERIC: numeric_apply_touch(); break; } } touch_start_watchdog(); } void ui_process(void) { if (operation_requested&OP_LEVER) ui_process_lever(); if (operation_requested&OP_TOUCH) ui_process_touch(); operation_requested = OP_NONE; } /* Triggered when the button is pressed or released. The LED4 is set to ON.*/ static void extcb1(EXTDriver *extp, expchannel_t channel) { (void)extp; (void)channel; operation_requested|=OP_LEVER; //cur_button = READ_PORT() & BUTTON_MASK; } static const EXTConfig extcfg = { { {EXT_CH_MODE_DISABLED, NULL}, {EXT_CH_MODE_RISING_EDGE | EXT_CH_MODE_AUTOSTART | EXT_MODE_GPIOA, extcb1}, {EXT_CH_MODE_RISING_EDGE | EXT_CH_MODE_AUTOSTART | EXT_MODE_GPIOA, extcb1}, {EXT_CH_MODE_RISING_EDGE | EXT_CH_MODE_AUTOSTART | EXT_MODE_GPIOA, extcb1}, {EXT_CH_MODE_DISABLED, NULL}, {EXT_CH_MODE_DISABLED, NULL}, {EXT_CH_MODE_DISABLED, NULL}, {EXT_CH_MODE_DISABLED, NULL}, {EXT_CH_MODE_DISABLED, NULL}, {EXT_CH_MODE_DISABLED, NULL}, {EXT_CH_MODE_DISABLED, NULL}, {EXT_CH_MODE_DISABLED, NULL}, {EXT_CH_MODE_DISABLED, NULL}, {EXT_CH_MODE_DISABLED, NULL}, {EXT_CH_MODE_DISABLED, NULL}, {EXT_CH_MODE_DISABLED, NULL}, {EXT_CH_MODE_DISABLED, NULL}, {EXT_CH_MODE_DISABLED, NULL}, {EXT_CH_MODE_DISABLED, NULL}, {EXT_CH_MODE_DISABLED, NULL}, {EXT_CH_MODE_DISABLED, NULL}, {EXT_CH_MODE_DISABLED, NULL}, {EXT_CH_MODE_DISABLED, NULL} } }; static const GPTConfig gpt3cfg = { 1000, /* 1kHz timer clock.*/ NULL, /* Timer callback.*/ 0x0020, /* CR2:MMS=02 to output TRGO */ 0 }; #if 0 static void test_touch(int *x, int *y) { adc_stop(ADC1); *x = touch_measure_x(); *y = touch_measure_y(); touch_start_watchdog(); } #endif void handle_touch_interrupt(void) { operation_requested|= OP_TOUCH; } void ui_init() { adc_init(); /* * Activates the EXT driver 1. */ extStart(&EXTD1, &extcfg); #if 1 gptStart(&GPTD3, &gpt3cfg); gptPolledDelay(&GPTD3, 10); /* Small delay.*/ gptStartContinuous(&GPTD3, 10); #endif touch_start_watchdog(); }