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embedded code copied from jankae/VNA and adjusted for STM32G4

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This commit is contained in:
Jan Käberich 2020-08-24 19:06:50 +02:00
parent 7af204b349
commit 30d4ebe37b
215 changed files with 186208 additions and 0 deletions
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65
Software/VNA_embedded/Application/Communication/Communication.cpp Normal file
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#include <Communication.h>
#include "stm.hpp"
#include "../App.h"
#include <string.h>
#include "USB/usb.h"
static uint8_t inputBuffer[1024];
uint16_t inputCnt = 0;
static uint8_t outputBuffer[1024];
//#include "usbd_def.h"
//#include "usbd_cdc_if.h"
//extern USBD_HandleTypeDef hUsbDeviceFS;
void Communication::Input(const uint8_t *buf, uint16_t len) {
if (inputCnt + len < sizeof(inputBuffer)) {
// add received data to input buffer
memcpy(&inputBuffer[inputCnt], buf, len);
inputCnt += len;
}
Protocol::PacketInfo packet;
uint16_t handled_len;
do {
handled_len = Protocol::DecodeBuffer(inputBuffer, inputCnt, &packet);
if (handled_len == inputCnt) {
// complete input buffer used up, reset counter
inputCnt = 0;
} else {
// only used part of the buffer, move up remaining bytes
uint16_t remaining = inputCnt - handled_len;
memmove(inputBuffer, &inputBuffer[handled_len], remaining);
inputCnt = remaining;
}
switch(packet.type) {
case Protocol::PacketType::SweepSettings:
App::NewSettings(packet.settings);
break;
case Protocol::PacketType::ManualControl:
App::SetManual(packet.manual);
break;
}
} while (handled_len > 0);
}
bool Communication::Send(Protocol::PacketInfo packet) {
uint16_t len = Protocol::EncodePacket(packet, outputBuffer,
sizeof(outputBuffer));
return usb_transmit(outputBuffer, len);
// if (hUsbDeviceFS.dev_state == USBD_STATE_CONFIGURED) {
// uint16_t len = Protocol::EncodePacket(packet, outputBuffer,
// sizeof(outputBuffer));
// while (CDC_Transmit_FS(outputBuffer, len) != USBD_OK)
// ;
// return true;
// } else {
// // not connected, do not attempt to send
// return false;
// }
}
void communication_usb_input(const uint8_t *buf, uint16_t len) {
Communication::Input(buf, len);
}