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DMX-22 started modification of lib

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Hendrik Rauh 2024-11-02 19:34:21 +01:00
parent d8f1bf9111
commit 4157c8a21d
3 changed files with 46 additions and 38 deletions
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63
src/ESPDMX.cpp
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@ -5,7 +5,7 @@
// Copyright (C) 2015 Rick <ricardogg95@gmail.com>
// This work is licensed under a GNU style license.
//
// Last change: Marcel Seerig <https://github.com/mseerig>
// Last change: Hendrik Rauh <https://github.com/hendrikrauh>
//
// Documentation and samples are available at https://github.com/Rickgg/ESP-Dmx
// - - - - -
@ -13,6 +13,9 @@
/* ----- LIBRARIES ----- */
#include <Arduino.h>
#include "ESPDMX.h"
#include <vector>
#define MAX_IDS 3
#define DMXSPEED 250000
#define DMXFORMAT SERIAL_8N2
@ -21,41 +24,45 @@
#define SERIALPORT Serial0
#define DMXCHANNELS 512
bool dmxStarted = false;
int sendPin = 18;
int receivePin = -1;
int sendPin[] = {};
int recvPin[] = {};
// DMX value array and size. Entry 0 will hold startbyte, so we need 512+1 elements
uint8_t dmxDataStore[DMXCHANNELS + 1] = {};
// std::vector<uint8_t[DMXCHANNELS + 1]> dmxDataStores(MAX_IDS);
// uint8_t dmxDataStores[MAX_IDS][DMXCHANNELS + 1];
struct dmxPorts
{
uint8_t id;
int sendPin;
int recvPin;
bool started;
uint8_t dmxDataStore[DMXCHANNELS + 1];
};
// Set up the DMX-Protocol
void DMXESPSerial::init()
void DMXESPSerial::init(int id, int pinSend, int pinRecv)
{
SERIALPORT.begin(DMXSPEED, DMXFORMAT, receivePin, sendPin);
pinMode(sendPin, OUTPUT);
dmxStarted = true;
sendPin[id] = pinSend;
recvPin[id] = pinRecv;
SERIALPORT.begin(DMXSPEED, DMXFORMAT, recvPin[id], sendPin[id]);
pinMode(sendPin[id], OUTPUT);
}
// Function to read DMX data
uint8_t DMXESPSerial::read(int Channel)
uint8_t DMXESPSerial::read(int id, int Channel)
{
if (dmxStarted == false)
init();
if (Channel < 1)
Channel = 1;
if (Channel > DMXCHANNELS)
Channel = DMXCHANNELS;
return (dmxDataStore[Channel]);
return (dmxDataStores[id][Channel]);
}
// Function to send DMX data
void DMXESPSerial::write(int Channel, uint8_t value)
void DMXESPSerial::write(int id, int Channel, uint8_t value)
{
if (dmxStarted == false)
init();
if (Channel < 1)
s if (Channel < 1)
Channel = 1;
if (Channel > DMXCHANNELS)
Channel = DMXCHANNELS;
@ -64,33 +71,29 @@ void DMXESPSerial::write(int Channel, uint8_t value)
if (value > 255)
value = 255;
dmxDataStore[Channel] = value;
dmxDataStores[id][Channel] = value;
}
void DMXESPSerial::end()
{
SERIALPORT.end();
dmxStarted = false;
}
// Function to update the DMX bus
void DMXESPSerial::update()
void DMXESPSerial::update(int id)
{
if (dmxStarted == false)
init();
// Send break
digitalWrite(sendPin, HIGH);
SERIALPORT.begin(BREAKSPEED, BREAKFORMAT, receivePin, sendPin);
digitalWrite(sendPin[id], HIGH);
SERIALPORT.begin(BREAKSPEED, BREAKFORMAT, recvPin[id], sendPin[id]);
SERIALPORT.write(0);
SERIALPORT.flush();
delay(1);
SERIALPORT.end();
// send data
SERIALPORT.begin(DMXSPEED, DMXFORMAT, receivePin, sendPin);
digitalWrite(sendPin, LOW);
SERIALPORT.write(dmxDataStore, DMXCHANNELS);
SERIALPORT.begin(DMXSPEED, DMXFORMAT, recvPin[id], sendPin[id]);
digitalWrite(sendPin[id], LOW);
SERIALPORT.write(dmxDataStores[id], DMXCHANNELS);
SERIALPORT.flush();
delay(1);
SERIALPORT.end();