Fix battery mesure and add my config

Author: EmerickH

platformio.ini

@@ -239,3 +239,40 @@ build_flags =
     -D INVERT_L_DIRECTION=1
 
     -D PHASE_ADV_ENA=0
+
+[env:ezebot]
+; hoverboard sensor functionality is disabled
+; and control is via USART2
+platform = ststm32
+framework = stm32cube
+debug_tool = stlink
+board = genericSTM32F103RC
+
+build_flags =
+    -I${PROJECT_DIR}/inc/
+    -I${PROJECT_DIR}/src/hbprotocol/
+    -DUSE_HAL_DRIVER
+    -DSTM32F103xE
+    -Wl,-T${PROJECT_DIR}/STM32F103RCTx_FLASH.ld
+    -Wl,-lc
+    -Wl,-lm
+    -Og
+#    -Wl,-lnosys
+    -D IGNORE_GLOBAL_CONFIG
+
+    -D SERIAL_USART2_IT
+    -D USART2_BAUD=115200                         ; UART baud rate
+    -D USART2_WORDLENGTH=UART_WORDLENGTH_8B       ; UART_WORDLENGTH_8B or UART_WORDLENGTH_9B
+    -D SERIAL_USART_IT_BUFFERTYPE='unsigned char' ; char or short
+
+    -D FLASH_STORAGE
+    -D HALL_INTERRUPTS
+
+    -D ENABLE_INACTIVITY_TIMEOUT=0
+    -D BEEPS_ON_OFF=0
+
+    -D BAT_CALIB_REAL_VOLTAGE=40.4
+    -D BAT_CALIB_ADC=1615
+    -D BAT_LOW_LVL1=3.4
+    -D BAT_LOW_LVL2=3.2
+    -D BAT_LOW_DEAD=3.0

src/bldc.c

@@ -406,8 +406,10 @@ void readADCs() {
   // some parts of main use this directly.
   memcpy((void *)&adc_buffer, (void *)buf, sizeof(adc_buffer));
 
-  batteryVoltage = batteryVoltage * 0.99 + ((float)buf->batt1 * ((float)BAT_CALIB_REAL_VOLTAGE / (float)BAT_CALIB_ADC)) * 0.01;
+  int rawBat = buf->batt1;
+  batteryVoltage = batteryVoltage * 0.99 + ((float)rawBat * ((float)BAT_CALIB_REAL_VOLTAGE / (float)BAT_CALIB_ADC)) * 0.01;
   electrical_measurements.batteryVoltage = batteryVoltage;
+  electrical_measurements.bat_raw = rawBat;
 
   float dclAmps = (float)ABS(buf->dcl - adc_buffers.offsetdcl) * MOTOR_AMP_CONV_DC_AMP;
   electrical_measurements.motors[0].dcAmps = dclAmps;