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STM32 Serial port handling for WiFi

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pmantoine
2023-06-20 08:34:27 +08:00
parent c3eb6b8d8a
commit 988011475c
3 changed files with 36 additions and 23 deletions
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16
DCCTimerSTM32.cpp
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@@ -36,23 +36,25 @@
#include "DIAG.h"
#if defined(ARDUINO_NUCLEO_F411RE)
// Nucleo-64 boards don't have Serial1 defined by default
// Nucleo-64 boards don't have additional serial ports defined by default
HardwareSerial Serial1(PB7, PA15); // Rx=PB7, Tx=PA15 -- CN7 pins 17 and 21 - F411RE
// Serial2 is defined to use USART2 by default, but is in fact used as the diag console
// via the debugger on the Nucleo-64. It is therefore unavailable for other DCC-EX uses like WiFi, DFPlayer, etc.
// Let's define Serial6 as an additional serial port (the only other option for the Nucleo-64s)
HardwareSerial Serial3(PA12, PA11); // Rx=PA12, Tx=PA11 -- CN10 pins 12 and 14 - F411RE
HardwareSerial Serial6(PA12, PA11); // Rx=PA12, Tx=PA11 -- CN10 pins 12 and 14 - F411RE
#elif defined(ARDUINO_NUCLEO_F446RE)
// Nucleo-64 boards don't have Serial1 defined by default
// Nucleo-64 boards don't have additional serial ports defined by default
// On the F446RE, Serial1 isn't really useable as it's Rx/Tx pair sit on already used D2/D10 pins
// HardwareSerial Serial1(PA10, PB6); // Rx=PA10 (D2), Tx=PB6 (D10) -- CN10 pins 17 and 9 - F446RE
// Serial2 is defined to use USART2 by default, but is in fact used as the diag console
// via the debugger on the Nucleo-64. It is therefore unavailable for other DCC-EX uses like WiFi, DFPlayer, etc.
HardwareSerial Serial1(PC11, PC10); // Rx=PC11, Tx=PC10 -- USART3 - F446RE
HardwareSerial Serial3(PD2, PC12); // Rx=PC7, Tx=PC6 -- UART5 - F446RE
// NB: USART3 and USART6 are available but as yet undefined
// On the F446RE, Serial3 and Serial5 are easy to use:
HardwareSerial Serial3(PC11, PC10); // Rx=PC11, Tx=PC10 -- USART3 - F446RE
HardwareSerial Serial5(PD2, PC12); // Rx=PC7, Tx=PC6 -- UART5 - F446RE
// On the F446RE, Serial4 and Serial6 also use pins we can't readily map while using the Arduino pins
#elif defined(ARDUINO_NUCLEO_F412ZG) || defined(ARDUINO_NUCLEO_F429ZI) || defined(ARDUINO_NUCLEO_F446ZE)
// Nucleo-144 boards don't have Serial1 defined by default
HardwareSerial Serial1(PG9, PG14); // Rx=PG9, Tx=PG14 -- USART6
HardwareSerial Serial6(PG9, PG14); // Rx=PG9, Tx=PG14 -- USART6
// Serial3 is defined to use USART3 by default, but is in fact used as the diag console
// via the debugger on the Nucleo-144. It is therefore unavailable for other DCC-EX uses like WiFi, DFPlayer, etc.
#else