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STM32 additional serial port support

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This commit is contained in:
pmantoine 2022-10-24 11:12:56 +08:00
parent 888165e987
commit 88c7e540fa
3 changed files with 25 additions and 3 deletions
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5
DCCTimerSTM32.cpp
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@ -37,6 +37,11 @@
#if defined(STM32F411RE)
// STM32F411RE doesn't have Serial1 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 STM32F411RE. 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 F411RE)
HardwareSerial Serial6(PA12, PA11); // Rx=PA12, Tx=PA11 -- CN10 pins 12 and 14 - F411RE
#elif defined(STM32F446ZE)
// STM32F446ZE doesn't have Serial1 defined by default
HardwareSerial Serial1(PG9, PG14); // Rx=PG9, Tx=PG14 -- D0, D1 - F446ZE

14
SerialManager.cpp
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@ -1,5 +1,5 @@
/*
* © 2022 Paul M Antoine
* © 2022 Paul M. Antoine
* © 2021 Chris Harlow
* © 2022 Harald Barth
* All rights reserved.
@ -51,6 +51,18 @@ void SerialManager::init() {
while (!USB_SERIAL && millis() < 5000); // wait max 5s for Serial to start
new SerialManager(&USB_SERIAL);
#ifdef SERIAL6_COMMANDS
Serial6.begin(115200);
new SerialManager(&Serial6);
#endif
#ifdef SERIAL5_COMMANDS
Serial5.begin(115200);
new SerialManager(&Serial5);
#endif
#ifdef SERIAL4_COMMANDS
Serial4.begin(115200);
new SerialManager(&Serial4);
#endif
#ifdef SERIAL3_COMMANDS
Serial3.begin(115200);
new SerialManager(&Serial3);

9
config.example.h
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@ -1,4 +1,5 @@
/*
* © 2022 Paul M. Antoine
* © 2021 Neil McKechnie
* © 2020-2021 Harald Barth
* © 2020-2021 Fred Decker
@ -191,14 +192,18 @@ The configuration file for DCC-EX Command Station
// HANDLING MULTIPLE SERIAL THROTTLES
// The command station always operates with the default Serial port.
// Diagnostics are only emitted on the default serial port and not broadcast.
// Other serial throttles may be added to the Serial1, Serial2, Serial3 ports
// which may or may not exist on your CPU. (Mega has all 3)
// Other serial throttles may be added to the Serial1, Serial2, Serial3, Serial4,
// Serial5, and Serial6 ports which may or may not exist on your CPU. (Mega has 3,
// SAMD/SAMC and STM32 have up to 6.)
// To monitor a throttle on one or more serial ports, uncomment the defines below.
// NOTE: do not define here the WiFi shield serial port or your wifi will not work.
//
//#define SERIAL1_COMMANDS
//#define SERIAL2_COMMANDS
//#define SERIAL3_COMMANDS
//#define SERIAL4_COMMANDS
//#define SERIAL5_COMMANDS
//#define SERIAL6_COMMANDS
//
// BLUETOOTH SERIAL ON ESP32
// On ESP32 you have the possibility to use the builtin BT serial to connect to