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source/Core/BSP/Magic/BSP.cpp

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+// BSP mapping functions
+
+#include "BSP.h"
+#include "I2C_Wrapper.hpp"
+#include "IRQ.h"
+#include "Pins.h"
+#include "Setup.h"
+#include "TipThermoModel.h"
+#include "configuration.h"
+#include "gd32vf103_timer.h"
+#include "history.hpp"
+#include "main.hpp"
+
+const uint16_t powerPWM         = 255;
+const uint8_t  holdoffTicks     = 10;
+const uint8_t  tempMeasureTicks = 14;
+
+uint16_t totalPWM; // Total length of the cycle's ticks
+
+void resetWatchdog() { fwdgt_counter_reload(); }
+
+uint16_t getHandleTemperature(uint8_t sample) {
+#ifdef TEMP_TMP36
+  // We return the current handle temperature in X10 C
+  // TMP36 in handle, 0.5V offset and then 10mV per deg C (0.75V @ 25C for
+  // example) STM32 = 4096 count @ 3.3V input -> But We oversample by 32/(2^2) =
+  // 8 times oversampling Therefore 32768 is the 3.3V input, so 0.1007080078125
+  // mV per count So we need to subtract an offset of 0.5V to center on 0C
+  // (4964.8 counts)
+  //
+  int32_t result = getADCHandleTemp(sample);
+  result -= 4965; // remove 0.5V offset
+  // 10mV per C
+  // 99.29 counts per Deg C above 0C
+  result *= 100;
+  result /= 993;
+  return result;
+#else
+#error Pinecil only uses TMP36
+#endif
+}
+uint16_t getInputVoltageX10(uint16_t divisor, uint8_t sample) {
+  uint32_t res = getADCVin(sample);
+  res *= 4;
+  res /= divisor;
+  return res;
+}
+
+void unstick_I2C() {
+  /* configure SDA/SCL for GPIO */
+  GPIO_BC(GPIOB) |= SDA_Pin | SCL_Pin;
+  gpio_init(SDA_GPIO_Port, GPIO_MODE_OUT_OD, GPIO_OSPEED_50MHZ, SDA_Pin | SCL_Pin);
+  for (int i = 0; i < 8; i++) {
+    asm("nop");
+    asm("nop");
+    asm("nop");
+    asm("nop");
+    asm("nop");
+    GPIO_BOP(GPIOB) |= SCL_Pin;
+    asm("nop");
+    asm("nop");
+    asm("nop");
+    asm("nop");
+    asm("nop");
+    GPIO_BOP(GPIOB) &= SCL_Pin;
+  }
+  /* connect PB6 to I2C0_SCL */
+  /* connect PB7 to I2C0_SDA */
+  gpio_init(SDA_GPIO_Port, GPIO_MODE_AF_OD, GPIO_OSPEED_50MHZ, SDA_Pin | SCL_Pin);
+}
+
+uint8_t getButtonA() { return (gpio_input_bit_get(KEY_A_GPIO_Port, KEY_A_Pin) == SET) ? 1 : 0; }
+uint8_t getButtonB() { return (gpio_input_bit_get(KEY_B_GPIO_Port, KEY_B_Pin) == SET) ? 1 : 0; }
+
+void reboot() {
+  // Spin for watchdog
+  for (;;) {}
+}
+
+void     delay_ms(uint16_t count) { delay_1ms(count); }
+uint32_t __get_IPSR(void) {
+  return 0; // To shut-up CMSIS
+}
+
+bool isTipDisconnected() {
+
+  uint16_t tipDisconnectedThres = TipThermoModel::getTipMaxInC() - 5;
+  uint32_t tipTemp              = TipThermoModel::getTipInC();
+  return tipTemp > tipDisconnectedThres;
+}
+
+void setStatusLED(const enum StatusLED state) {}