thinknode_m6: initial port

variants/thinknode_m6/variant.h

@@ -0,0 +1,108 @@
+/*
+ * variant.h
+ * Copyright (C) 2023 Seeed K.K.
+ * MIT License
+ */
+
+#pragma once
+
+#include "WVariant.h"
+
+////////////////////////////////////////////////////////////////////////////////
+// Low frequency clock source
+
+#define USE_LFXO    // 32.768 kHz crystal oscillator
+#define VARIANT_MCK (64000000ul)
+
+#define WIRE_INTERFACES_COUNT   (1)
+////////////////////////////////////////////////////////////////////////////////
+// Power
+
+#define PIN_PWR_EN              (27)
+
+#define BATTERY_PIN             (28)
+#define ADC_MULTIPLIER          (1.75F)
+#define PIN_ADC_CTRL            (11)
+
+#define ADC_RESOLUTION          (12)
+#define BATTERY_SENSE_RES       (12)
+
+#define AREF_VOLTAGE            (3.0)
+
+////////////////////////////////////////////////////////////////////////////////
+// Number of pins
+
+#define PINS_COUNT              (48)
+#define NUM_DIGITAL_PINS        (48)
+#define NUM_ANALOG_INPUTS       (1)
+#define NUM_ANALOG_OUTPUTS      (0)
+
+////////////////////////////////////////////////////////////////////////////////
+// UART pin definition
+
+#define PIN_SERIAL1_RX          PIN_GPS_TX
+#define PIN_SERIAL1_TX          PIN_GPS_RX
+
+#define PIN_SERIAL2_RX          (22)
+#define PIN_SERIAL2_TX          (24)
+
+////////////////////////////////////////////////////////////////////////////////
+// I2C pin definition
+
+#define PIN_WIRE_SDA            (41)             // P1.9
+#define PIN_WIRE_SCL            (8)             // P0.8
+
+////////////////////////////////////////////////////////////////////////////////
+// SPI pin definition
+
+#define SPI_INTERFACES_COUNT    (1)
+
+#define PIN_SPI_MISO            (47)
+#define PIN_SPI_MOSI            (46)
+#define PIN_SPI_SCK             (45)
+//#define PIN_SPI_NSS             (24)
+
+////////////////////////////////////////////////////////////////////////////////
+// Builtin LEDs
+
+#define PIN_LED_RED             (12)
+#define PIN_LED_BLUE            (7)
+#define LED_BLUE                (-1)
+
+#define LED_BUILTIN             PIN_LED_BLUE
+#define PIN_LED                 LED_BUILTIN
+#define LED_PIN                 LED_BUILTIN
+#define LED_STATE_ON            HIGH
+
+////////////////////////////////////////////////////////////////////////////////
+// Builtin buttons
+
+#define PIN_BUTTON1             (17)
+#define BUTTON_PIN              PIN_BUTTON1
+#define PIN_USER_BTN            BUTTON_PIN
+
+////////////////////////////////////////////////////////////////////////////////
+// QSPI
+
+#define EXTERNAL_FLASH_DEVICES MX25R1635F
+#define EXTERNAL_FLASH_USE_QSPI
+
+#define PIN_QSPI_SCK (35)
+#define PIN_QSPI_CS  (23)
+#define PIN_QSPI_IO0 (33)  // MOSI if using two bit interface
+#define PIN_QSPI_IO1 (34)  // MISO if using two bit interface
+#define PIN_QSPI_IO2 (36)  // WP if using two bit interface (i.e. not used)
+#define PIN_QSPI_IO3 (37)  // HOLD if using two bit interface (i.e. not used)
+#define QSPI_FLASH_EN (21)
+
+////////////////////////////////////////////////////////////////////////////////
+// GPS
+
+#define GPS_L76K
+#define PIN_GPS_RX              (2)
+#define PIN_GPS_TX              (3)
+#define PIN_GPS_EN              (6)    // EN
+#define PIN_GPS_RESET           (29)
+#define PIN_GPS_STANDBY         (30)   // STANDBY
+#define PIN_GPS_PPS             (31)
+#define GPS_BAUD_RATE           9600