Review pins numbering and signals pins numbering

Signed-off-by: Frederic Pillon <frederic.pillon@st.com>

Author: fpistm

variants/NUCLEO_L432KC/variant.cpp

@@ -24,70 +24,29 @@ extern "C" {
 
 // Pin number
 const PinName digitalPin[] = {
-  PA3,  //D0
-  PA2,  //D1
-  PA10, //D2
-  PB3,  //D3
-  PB5,  //D4
-  PB4,  //D5
-  PB10, //D6
-  PA8,  //D7
-  PA9,  //D8
-  PC7,  //D9
-  PB6,  //D10
-  PA7,  //D11
-  PA6,  //D12
-  PA5,  //D13 - LED
-  PB9,  //D14
-  PB8,  //D15
-// ST Morpho
-// CN7 Left Side
-  PC10, //D16
-  PC12, //D17
-  NC,   //D18 - BOOT0
-  PA13, //D19 - SWD
-  PA14, //D20 - SWD
-  PA15, //D21
-  PB7,  //D22
-  PC13, //D23
-  PC14, //D24
-  PC15, //D25
-  PH0,  //D26
-  PH1,  //D27
-  PC2,  //D28
-  PC3,  //D29
-// CN7 Right Side
-  PC11, //D30
-  PD2,  //D31
-// CN10 Left Side
-  PC9,  //D32
-// CN10 Right side
-  PC8,  //D33
-  PC6,  //D34
-  PC5,  //D35
-  PA12, //D36
-  PA11, //D37
-  PB12, //D38
-  PB11, //D39
-  PB2,  //D40
-  PB1,  //D41
-  PB15, //D42
-  PB14, //D43
-  PB13, //D44
-  PC4,  //D45
-  PA0,  //D46/A0
-  PA1,  //D47/A1
-  PA4,  //D48/A2
-  PB0,  //D49/A3
-  PC1,  //D50/A4
-  PC0,  //D51/A5
-  // Duplicated pins in order to be aligned with PinMap_ADC
-  PA7,  //D52/A6  = D11
-  PA6,  //D53/A7  = D12
-  PC2,  //D54/A8  = D28
-  PC3,  //D55/A9  = D29
-  PC5,  //D56/A10 = D35
-  PC4   //D57/A11 = D45
+  PA10, //D0
+  PA9,  //D1
+  PA12, //D2
+  PB0,  //D3
+  PB7,  //D4
+  PB6,  //D5
+  PB1,  //D6
+  PC14, //D7
+  PC15, //D8
+  PA8,  //D9
+  PA11, //D10
+  PB5,  //D11
+  PB4,  //D12
+  PB3,  //D13 - LED
+  PA0,  //D14/A0
+  PA1,  //D15/A1
+  PA3,  //D16/A2
+  PA4,  //D17/A3
+  PA5,  //D18/A4
+  PA6,  //D19/A5
+  PA7,  //D20/A6
+  PA2,  //D21/A7 - STLink Tx
+  PA15  //D22 - STLink Rx
 };
 
 #ifdef __cplusplus
@@ -97,7 +56,7 @@ const PinName digitalPin[] = {
 /*
  * UART objects
  */
-HardwareSerial  Serial(PA3, PA2); //Connected to ST-Link
+HardwareSerial  Serial(PA15, PA2); //Connected to ST-Link
 #ifdef ENABLE_SERIAL1
 HardwareSerial  Serial1(PA10, PA9);
 #endif
@@ -144,8 +103,8 @@ extern "C" {
   */
 WEAK void SystemClock_Config(void)
 {
-  RCC_OscInitTypeDef RCC_OscInitStruct = {};
   RCC_ClkInitTypeDef RCC_ClkInitStruct = {};
+  RCC_OscInitTypeDef RCC_OscInitStruct = {};
 
   /* MSI is enabled after System reset, activate PLL with MSI as source */
   RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_MSI;

variants/NUCLEO_L432KC/variant.h

@@ -39,17 +39,13 @@ extern const PinName digitalPin[];
 enum {
   D0,  D1,  D2,  D3,  D4,  D5,  D6,  D7,  D8,  D9,
   D10, D11, D12, D13, D14, D15, D16, D17, D18, D19,
-  D20, D21, D22, D23, D24, D25, D26, D27, D28, D29,
-  D30, D31, D32, D33, D34, D35, D36, D37, D38, D39,
-  D40, D41, D42, D43, D44, D45, D46, D47, D48, D49,
-  D50, D51, D52, D53, D54, D55, D56, D57,
+  D20, D21, D22,
   DEND
 };
 
 enum {
-  A_START_AFTER = D45,
-  A0,  A1,  A2,  A3,  A4,  A5,  A6,  A7,  A8,  A9,
-  A10, A11,
+  A_START_AFTER = D13,
+  A0,  A1,  A2,  A3,  A4,  A5,  A6,
   AEND
 };
 
@@ -67,51 +63,43 @@ enum {
 #define LED_GREEN               LED_BUILTIN
 
 //On-board user button
-#define USER_BTN                23
+//#define USER_BTN                NC
 
 
 //SPI definitions
 //define 16 channels. As many channel as digital IOs
 #define SPI_CHANNELS_NUM        16
 
-//default chip salect pin
+//default chip select pin
 #define BOARD_SPI_DEFAULT_SS    10
 
 //In case SPI CS channel is not used we define a default one
 #define BOARD_SPI_OWN_SS        SPI_CHANNELS_NUM
 
 #define SS                      BOARD_SPI_DEFAULT_SS
-#define SS1                     4
-#define SS2                     7
-#define SS3                     8
 #define MOSI                    11
 #define MISO                    12
 #define SCLK                    13
 #define SCK                     SCLK
 
 //I2C Definitions
-#define SDA                     14
-#define SCL                     15
+#define SDA                     4
+#define SCL                     5
 
 //Timer Definitions
 //Do not use timer used by PWM pins when possible. See PinMap_PWM.
 #define TIMER_TONE              TIM6
-#define TIMER_UART_EMULATED     TIM7
 
 //Do not use basic timer: OC is required
 #define TIMER_SERVO             TIM2  //TODO: advanced-control timers don't work
 
 #define DEBUG_UART              ((USART_TypeDef *) USART2)
 
-// UART Emulation
-#define UART_EMUL_RX            PB13
-#define UART_EMUL_TX            PB14
-
 // Serial Pin Firmata
-#define PIN_SERIAL_RX           0
-#define PIN_SERIAL_TX           1
-#define PIN_SERIAL1_RX          2
-#define PIN_SERIAL1_TX          8
+#define PIN_SERIAL_RX           22
+#define PIN_SERIAL_TX           21
+#define PIN_SERIAL1_RX          0
+#define PIN_SERIAL1_TX          1
 
 #ifdef __cplusplus
 } // extern "C"