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CommandStation-EX/SerialManager.cpp
2023-05-01 20:18:32 +02:00

126 lines
3.3 KiB
C++

/*
* © 2022 Paul M. Antoine
* © 2021 Chris Harlow
* © 2022 Harald Barth
* All rights reserved.
*
* This file is part of DCC++EX
*
* This is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* It is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with CommandStation. If not, see <https://www.gnu.org/licenses/>.
*/
#include "SerialManager.h"
#include "DCCEXParser.h"
#include "StringFormatter.h"
#ifdef ARDUINO_ARCH_ESP32
#ifdef SERIAL_BT_COMMANDS
#include <BluetoothSerial.h>
//#include <BleSerial.h>
#if !defined(CONFIG_BT_ENABLED) || !defined(CONFIG_BLUEDROID_ENABLED)
#error No Bluetooth library available
#endif //ENABLED
BluetoothSerial SerialBT;
//BleSerial SerialBT;
#endif //COMMANDS
#endif //ESP32
SerialManager * SerialManager::first=NULL;
SerialManager::SerialManager(Stream * myserial) {
serial=myserial;
next=first;
first=this;
bufferLength=0;
inCommandPayload=false;
}
void SerialManager::init() {
USB_SERIAL.begin(115200);
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);
#endif
#ifdef SERIAL2_COMMANDS
Serial2.begin(115200);
new SerialManager(&Serial2);
#endif
#ifdef SERIAL1_COMMANDS
Serial1.begin(115200);
new SerialManager(&Serial1);
#endif
#ifdef SERIAL_BT_COMMANDS
{
//SerialBT.setPin("6666"); // choose other pin
uint64_t chipid = ESP.getEfuseMac();
char idstr[16] = {0};
snprintf(idstr, 15, "DCCEX-%08X",
__builtin_bswap32((uint32_t)(chipid>>16)));
SerialBT.begin(idstr);
new SerialManager(&SerialBT);
delay(1000);
}
#endif
#ifdef SABERTOOTH
Serial2.begin(9600, SERIAL_8N1, 16, 17); // GPIO 16 RXD2; GPIO 17 TXD2 on ESP32
#endif
}
void SerialManager::broadcast(char * stringBuffer) {
for (SerialManager * s=first;s;s=s->next) s->broadcast2(stringBuffer);
}
void SerialManager::broadcast2(char * stringBuffer) {
serial->print(stringBuffer);
}
void SerialManager::loop() {
for (SerialManager * s=first;s;s=s->next) s->loop2();
}
void SerialManager::loop2() {
while (serial->available()) {
char ch = serial->read();
if (ch == '<') {
inCommandPayload = true;
bufferLength = 0;
buffer[0] = '\0';
}
else if (ch == '>') {
buffer[bufferLength] = '\0';
DCCEXParser::parse(serial, buffer, NULL);
inCommandPayload = false;
break;
}
else if (inCommandPayload) {
if (bufferLength < (COMMAND_BUFFER_SIZE-1)) buffer[bufferLength++] = ch;
}
}
}