mbed library sources. Supersedes mbed-src.

Dependents:   Nucleo_Hello_Encoder BLE_iBeaconScan AM1805_DEMO DISCO-F429ZI_ExportTemplate1 ... more

Revision:
186:707f6e361f3e
Parent:
181:57724642e740
Child:
187:0387e8f68319
--- a/targets/TARGET_STM/TARGET_STM32F1/TARGET_NUCLEO_F103RB/PeripheralPins.c	Thu Apr 19 17:12:19 2018 +0100
+++ b/targets/TARGET_STM/TARGET_STM32F1/TARGET_NUCLEO_F103RB/PeripheralPins.c	Fri Jun 22 16:45:37 2018 +0100
@@ -1,6 +1,6 @@
 /* mbed Microcontroller Library
  *******************************************************************************
- * Copyright (c) 2014, STMicroelectronics
+ * Copyright (c) 2018, STMicroelectronics
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -31,168 +31,179 @@
 #include "PeripheralPins.h"
 #include "mbed_toolchain.h"
 
-// =====
-// Note: Commented lines are alternative possibilities which are not used per default.
-//       If you change them, you will have also to modify the corresponding xxx_api.c file
-//       for pwmout, analogin, analogout, ...
-// =====
+//==============================================================================
+// Notes
+//
+// - The pins mentioned Px_y_ALTz are alternative possibilities which use other
+//   HW peripheral instances. You can use them the same way as any other "normal"
+//   pin (i.e. PwmOut pwm(PA_7_ALT0);). These pins are not displayed on the board
+//   pinout image on mbed.org.
+//
+// - The pins which are connected to other components present on the board have
+//   the comment "Connected to xxx". The pin function may not work properly in this
+//   case. These pins may not be displayed on the board pinout image on mbed.org.
+//   Please read the board reference manual and schematic for more information.
+//
+// - Warning: pins connected to the default STDIO_UART_TX and STDIO_UART_RX pins are commented
+//   See https://os.mbed.com/teams/ST/wiki/STDIO for more information.
+//
+//==============================================================================
+
 
 //*** ADC ***
 
 MBED_WEAK const PinMap PinMap_ADC[] = {
-    {PA_0, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 0, 0)}, // ADC_IN0
-    {PA_1, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 1, 0)}, // ADC_IN1
-    {PA_2, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 2, 0)}, // ADC_IN2
-    {PA_3, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 3, 0)}, // ADC_IN3
-    {PA_4, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 4, 0)}, // ADC_IN4
-    {PA_5, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 5, 0)}, // ADC_IN5
-    {PA_6, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 6, 0)}, // ADC_IN6
-    {PA_7, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 7, 0)}, // ADC_IN7
-    {PB_0, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 8, 0)}, // ADC_IN8
-    {PB_1, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 9, 0)}, // ADC_IN9
-    {PC_0, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 10, 0)}, // ADC_IN10
-    {PC_1, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 11, 0)}, // ADC_IN11
-    {PC_2, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 12, 0)}, // ADC_IN12
-    {PC_3, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 13, 0)}, // ADC_IN13
-    {PC_4, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 14, 0)}, // ADC_IN14
-    {PC_5, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 15, 0)}, // ADC_IN15
-    {NC,   NC,    0}
+    {PA_0,       ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 0, 0)}, // ADC1_IN0
+    {PA_1,       ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 1, 0)}, // ADC1_IN1
+//  {PA_2,       ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 2, 0)}, // ADC1_IN2 // Connected to STDIO_UART_TX
+//  {PA_3,       ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 3, 0)}, // ADC1_IN3 // Connected to STDIO_UART_RX
+    {PA_4,       ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 4, 0)}, // ADC1_IN4
+    {PA_5,       ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 5, 0)}, // ADC1_IN5 // Connected to LD2 [Green Led]
+    {PA_6,       ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 6, 0)}, // ADC1_IN6
+    {PA_7,       ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 7, 0)}, // ADC1_IN7
+    {PB_0,       ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 8, 0)}, // ADC1_IN8
+    {PB_1,       ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 9, 0)}, // ADC1_IN9
+    {PC_0,       ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 10, 0)}, // ADC1_IN10
+    {PC_1,       ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 11, 0)}, // ADC1_IN11
+    {PC_2,       ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 12, 0)}, // ADC1_IN12
+    {PC_3,       ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 13, 0)}, // ADC1_IN13
+    {PC_4,       ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 14, 0)}, // ADC1_IN14
+    {PC_5,       ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 15, 0)}, // ADC1_IN15
+    {NC, NC, 0}
 };
 
 MBED_WEAK const PinMap PinMap_ADC_Internal[] = {
-    {ADC_TEMP, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 16, 0)}, // ADC_IN16
-    {ADC_VREF, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 17, 0)}, // ADC_IN17
-    {NC,   NC,    0}
+    {ADC_TEMP,   ADC_1,    STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 16, 0)},
+    {ADC_VREF,   ADC_1,    STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 17, 0)},
+    {NC, NC, 0}
 };
 
 //*** I2C ***
 
 MBED_WEAK const PinMap PinMap_I2C_SDA[] = {
-    {PB_7,  I2C_1, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, 0)},
-    {PB_9,  I2C_1, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, 2)}, // GPIO_Remap_I2C1
-    {PB_11, I2C_2, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, 0)},
-    {NC,    NC,    0}
+    {PB_7,       I2C_1, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, 0)},
+    {PB_9,       I2C_1, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, 2)}, // GPIO_Remap_I2C1
+    {PB_11,      I2C_2, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, 0)},
+    {NC, NC, 0}
 };
 
 MBED_WEAK const PinMap PinMap_I2C_SCL[] = {
-    {PB_6,  I2C_1, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, 0)},
-    {PB_8,  I2C_1, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, 2)}, // GPIO_Remap_I2C1
-    {PB_10, I2C_2, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, 0)},
-    {NC,    NC,    0}
+    {PB_6,       I2C_1, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, 0)},
+    {PB_8,       I2C_1, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, 2)}, // GPIO_Remap_I2C1
+    {PB_10,      I2C_2, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, 0)},
+    {NC, NC, 0}
 };
 
 //*** PWM ***
 
 // TIM4 cannot be used because already used by the us_ticker
 MBED_WEAK const PinMap PinMap_PWM[] = {
-    {PA_1,  PWM_2, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 0, 2, 0)}, // TIM2_CH2 - Default
-    {PA_2,  PWM_2, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 0, 3, 0)}, // TIM2_CH3 - Default (warning: not connected on D1 per default)
-    {PA_3,  PWM_2, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 0, 4, 0)}, // TIM2_CH4 - Default (warning: not connected on D0 per default)
-    {PA_6,  PWM_3, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 0, 1, 0)}, // TIM3_CH1 - Default
-    {PA_7,  PWM_3, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 0, 2, 0)}, // TIM3_CH2 - Default
-//  {PA_7,  PWM_1, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 6, 1, 1)}, // TIM1_CH1N - GPIO_PartialRemap_TIM1
-    {PA_8,  PWM_1, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 0, 1, 0)}, // TIM1_CH1 - Default
-    {PA_9,  PWM_1, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 0, 2, 0)}, // TIM1_CH2 - Default
-    {PA_10, PWM_1, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 0, 3, 0)}, // TIM1_CH3 - Default
-    {PA_11, PWM_1, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 0, 4, 0)}, // TIM1_CH4 - Default
-    {PA_15, PWM_2, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 8, 1, 0)}, // TIM2_CH1_ETR - GPIO_FullRemap_TIM2
-
-    {PB_0,  PWM_3, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 0, 3, 0)}, // TIM3_CH3 - Default
-//  {PB_0,  PWM_1, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 6, 2, 1)}, // TIM1_CH2N - GPIO_PartialRemap_TIM1
-    {PB_1,  PWM_3, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 0, 4, 0)}, // TIM3_CH4 - Default
-//  {PB_1,  PWM_1, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 6, 3, 1)}, // TIM1_CH3N - GPIO_PartialRemap_TIM1
-    {PB_3,  PWM_2, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 8, 2, 0)}, // TIM2_CH2 - GPIO_FullRemap_TIM2
-    {PB_4,  PWM_3, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 7, 1, 0)}, // TIM3_CH1 - GPIO_PartialRemap_TIM3
-    {PB_5,  PWM_3, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 7, 2, 0)}, // TIM3_CH2 - GPIO_PartialRemap_TIM3
-//  {PB_6,  PWM_4, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 0, 1, 0)}, // TIM4_CH1 - Default (used by ticker)
-//  {PB_7,  PWM_4, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 0, 2, 0)}, // TIM4_CH2 - Default (used by ticker)
-//  {PB_8,  PWM_4, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 0, 3, 0)}, // TIM4_CH3 - Default (used by ticker)
-//  {PB_9,  PWM_4, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 0, 4, 0)}, // TIM4_CH4 - Default (used by ticker)
-    {PB_10, PWM_2, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 8, 3, 0)}, // TIM2_CH3 - GPIO_FullRemap_TIM2
-    {PB_11, PWM_2, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 8, 4, 0)}, // TIM2_CH4 - GPIO_FullRemap_TIM2
-    {PB_13, PWM_1, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 0, 1, 1)}, // TIM1_CH1N - Default
-    {PB_14, PWM_1, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 0, 2, 1)}, // TIM1_CH2N - Default
-    {PB_15, PWM_1, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 0, 3, 1)}, // TIM1_CH3N - Default
-
-    {PC_6,  PWM_3, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 9, 1, 0)}, // TIM3_CH1 - GPIO_FullRemap_TIM3
-    {PC_7,  PWM_3, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 9, 2, 0)}, // TIM3_CH2 - GPIO_FullRemap_TIM3
-    {PC_8,  PWM_3, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 9, 3, 0)}, // TIM3_CH3 - GPIO_FullRemap_TIM3
-    {PC_9,  PWM_3, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 9, 4, 0)}, // TIM3_CH4 - GPIO_FullRemap_TIM3
-    {NC,    NC,    0}
+    {PA_0,       PWM_2,  STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 0, 1, 0)}, // TIM2_CH1
+    {PA_1,       PWM_2,  STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 0, 2, 0)}, // TIM2_CH2
+//  {PA_2,       PWM_2,  STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 0, 3, 0)}, // TIM2_CH3 // Connected to STDIO_UART_TX
+//  {PA_3,       PWM_2,  STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 0, 4, 0)}, // TIM2_CH4 // Connected to STDIO_UART_RX
+    {PA_6,       PWM_3,  STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 0, 1, 0)}, // TIM3_CH1
+    {PA_7,       PWM_3,  STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 0, 2, 0)}, // TIM3_CH2
+    {PA_8,       PWM_1,  STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 0, 1, 0)}, // TIM1_CH1
+    {PA_9,       PWM_1,  STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 0, 2, 0)}, // TIM1_CH2
+    {PA_10,      PWM_1,  STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 0, 3, 0)}, // TIM1_CH3
+    {PA_11,      PWM_1,  STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 0, 4, 0)}, // TIM1_CH4
+    {PA_15,      PWM_2,  STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 8, 1, 0)}, // TIM2_CH1
+    {PB_0     ,  PWM_3,  STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 0, 3, 0)}, // TIM3_CH3
+    {PB_1     ,  PWM_3,  STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 0, 4, 0)}, // TIM3_CH4
+    {PB_3,       PWM_2,  STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 8, 2, 0)}, // TIM2_CH2 // Connected to SWO
+    {PB_4,       PWM_3,  STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 7, 1, 0)}, // TIM3_CH1
+    {PB_5,       PWM_3,  STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 7, 2, 0)}, // TIM3_CH2
+//  {PB_6,       PWM_4,  STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 0, 1, 0)}, // TIM4_CH1
+//  {PB_7,       PWM_4,  STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 0, 2, 0)}, // TIM4_CH2
+//  {PB_8,       PWM_4,  STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 0, 3, 0)}, // TIM4_CH3
+//  {PB_9,       PWM_4,  STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 0, 4, 0)}, // TIM4_CH4
+    {PB_10,      PWM_2,  STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 8, 3, 0)}, // TIM2_CH3
+    {PB_11,      PWM_2,  STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 8, 4, 0)}, // TIM2_CH4
+    {PB_13,      PWM_1,  STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 0, 1, 1)}, // TIM1_CH1N
+    {PB_14,      PWM_1,  STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 0, 2, 1)}, // TIM1_CH2N
+    {PB_15,      PWM_1,  STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 0, 3, 1)}, // TIM1_CH3N
+    {PC_6,       PWM_3,  STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 9, 1, 0)}, // TIM3_CH1
+    {PC_7,       PWM_3,  STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 9, 2, 0)}, // TIM3_CH2
+    {PC_8,       PWM_3,  STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 9, 3, 0)}, // TIM3_CH3
+    {PC_9,       PWM_3,  STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, 9, 4, 0)}, // TIM3_CH4
+    {NC, NC, 0}
 };
 
 //*** SERIAL ***
 
 MBED_WEAK const PinMap PinMap_UART_TX[] = {
-    {PA_2,  UART_2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, 0)},
-    {PA_9,  UART_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, 0)},
-    {PB_6,  UART_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, 3)}, // GPIO_Remap_USART1
-    {PB_10, UART_3, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, 0)},
-    {PC_10, UART_3, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, 5)}, // GPIO_PartialRemap_USART3
-    {NC,    NC,     0}
+    {PA_2,       UART_2,  STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, 0)}, // Connected to STDIO_UART_TX
+    {PA_9,       UART_1,  STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, 0)},
+    {PB_6,       UART_1,  STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, 3)}, // GPIO_Remap_USART1
+    {PB_10,      UART_3,  STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, 0)},
+    {PC_10,      UART_3,  STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, 5)}, // GPIO_PartialRemap_USART3
+    {NC, NC, 0}
 };
 
 MBED_WEAK const PinMap PinMap_UART_RX[] = {
-    {PA_3,  UART_2, STM_PIN_DATA(STM_MODE_INPUT, GPIO_PULLUP, 0)},
-    {PA_10, UART_1, STM_PIN_DATA(STM_MODE_INPUT, GPIO_PULLUP, 0)},
-    {PB_7,  UART_1, STM_PIN_DATA(STM_MODE_INPUT, GPIO_PULLUP, 3)}, // GPIO_Remap_USART1
-    {PB_11, UART_3, STM_PIN_DATA(STM_MODE_INPUT, GPIO_PULLUP, 0)},
-    {PC_11, UART_3, STM_PIN_DATA(STM_MODE_INPUT, GPIO_PULLUP, 5)}, // GPIO_PartialRemap_USART3
-    {NC,    NC,     0}
+    {PA_3,       UART_2,  STM_PIN_DATA(STM_MODE_INPUT, GPIO_PULLUP, 0)}, // Connected to STDIO_UART_RX
+    {PA_10,      UART_1,  STM_PIN_DATA(STM_MODE_INPUT, GPIO_PULLUP, 0)},
+    {PB_7,       UART_1,  STM_PIN_DATA(STM_MODE_INPUT, GPIO_PULLUP, 3)}, // GPIO_Remap_USART1
+    {PB_11,      UART_3,  STM_PIN_DATA(STM_MODE_INPUT, GPIO_PULLUP, 0)},
+    {PC_11,      UART_3,  STM_PIN_DATA(STM_MODE_INPUT, GPIO_PULLUP, 5)}, // GPIO_PartialRemap_USART3
+    {NC, NC, 0}
 };
 
 MBED_WEAK const PinMap PinMap_UART_RTS[] = {
-    {PA_1,  UART_2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, 0)},
-    {PA_12, UART_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, 0)},
-    {PB_14, UART_3, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, 0)},
-    {NC,    NC,    0}
+    {PA_1,       UART_2,  STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, 0)},
+    {PA_12,      UART_1,  STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, 0)},
+    {PB_14,      UART_3,  STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, 0)},
+    {NC, NC, 0}
 };
 
 MBED_WEAK const PinMap PinMap_UART_CTS[] = {
-    {PA_0,  UART_2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, 0)},
-    {PA_11, UART_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, 0)},
-    {PB_13, UART_3, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, 0)},
-    {NC,    NC,    0}
+    {PA_0,       UART_2,  STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, 0)},
+    {PA_11,      UART_1,  STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, 0)},
+    {PB_13,      UART_3,  STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, 0)},
+    {NC, NC, 0}
 };
 
 //*** SPI ***
 
 MBED_WEAK const PinMap PinMap_SPI_MOSI[] = {
-    {PA_7,  SPI_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, 0)},
-    {PB_5,  SPI_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, 1)}, // GPIO_Remap_SPI1
-    {PB_15, SPI_2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, 0)},
-    {NC,    NC,    0}
+    {PA_7,       SPI_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, 0)},
+    {PB_5,       SPI_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, 1)}, // GPIO_Remap_SPI1
+    {PB_15,      SPI_2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, 0)},
+    {NC, NC, 0}
 };
 
 MBED_WEAK const PinMap PinMap_SPI_MISO[] = {
-    {PA_6,  SPI_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, 0)},
-    {PB_4,  SPI_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, 1)}, // GPIO_Remap_SPI1
-    {PB_14, SPI_2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, 0)},
-    {NC,    NC,    0}
+    {PA_6,       SPI_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, 0)},
+    {PB_4,       SPI_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, 1)}, // GPIO_Remap_SPI1
+    {PB_14,      SPI_2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, 0)},
+    {NC, NC, 0}
 };
 
 MBED_WEAK const PinMap PinMap_SPI_SCLK[] = {
-    {PA_5,  SPI_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, 0)},
-    {PB_3,  SPI_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, 1)}, // GPIO_Remap_SPI1
-    {PB_13, SPI_2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, 0)},
-    {NC,    NC,    0}
+    {PA_5,       SPI_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, 0)}, // Connected to LD2 [Green Led]
+    {PB_3,       SPI_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, 1)}, // GPIO_Remap_SPI1 // Connected to SWO
+    {PB_13,      SPI_2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, 0)},
+    {NC, NC, 0}
 };
 
 MBED_WEAK const PinMap PinMap_SPI_SSEL[] = {
-    {PA_4,  SPI_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, 0)},
-    {PA_15, SPI_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, 1)}, // GPIO_Remap_SPI1
-    {PB_12, SPI_2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, 0)},
-    {NC,    NC,    0}
+    {PA_4,       SPI_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, 0)},
+    {PA_15,      SPI_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, 1)}, // GPIO_Remap_SPI1
+    {PB_12,      SPI_2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, 0)},
+    {NC, NC, 0}
 };
 
+//*** CAN ***
+
 MBED_WEAK const PinMap PinMap_CAN_RD[] = {
-    {PA_11, CAN_1, STM_PIN_DATA(STM_MODE_INPUT, GPIO_NOPULL, 0)},
-    {PB_8 , CAN_1, STM_PIN_DATA(STM_MODE_INPUT, GPIO_NOPULL, 10)}, // Remap CAN_RX to PB_8
-    {NC,    NC,    0}
+    {PA_11,      CAN_1, STM_PIN_DATA(STM_MODE_INPUT, GPIO_NOPULL, 0)},
+    {PB_8,       CAN_1, STM_PIN_DATA(STM_MODE_INPUT, GPIO_NOPULL, 10)}, // Remap CAN_RX to PB_8
+    {NC, NC, 0}
 };
 
 MBED_WEAK const PinMap PinMap_CAN_TD[] = {
-    {PA_12, CAN_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, 0)},
-    {PB_9 , CAN_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, 10)}, // Remap CAN_TX to PB_9
-    {NC,    NC,    0}
+    {PA_12,      CAN_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, 0)},
+    {PB_9,       CAN_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, 10)}, // Remap CAN_TX to PB_9
+    {NC, NC, 0}
 };