103 lines
3.7 KiB
Arduino
Executable File
103 lines
3.7 KiB
Arduino
Executable File
// MyMQTT Gateway 0.1b
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//
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// Created by Daniel Wiegert <daniel.wiegert@gmail.com>
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// Based on Mysensors Ethernet Gateway by Henrik Ekblad <henrik.ekblad@gmail.com>
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// http://www.mysensors.org
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//
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// Requires MySensors lib 1.4b
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//
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// Don't forget to look at the definitions in MyMQTT.h!
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// Don't forget to configure Radio pins, IP and MAC-address!
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//
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// Address-layout is : [MQTT_BROKER_PREFIX]/[NodeID]/[SensorID]/Light
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// NodeID and SensorID is Decimal number.
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// Last segment is translation of the sensor type, look inside MyMQTT.cpp for
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// the definitions. User can change this to their needs.
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//
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// Features:
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// Supports automatic nodeID delegation
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// Recieve sketchname and version Example: (openhab item)
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//String sketch20 "Node 20 Sketch name [%s]" (sketch,name,a) {mqtt="<[mysensor:MyMQTT/20/255/Sketch_name:state:default]"}
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//String sketch21 "Node 21 Sketch name [%s]" (sketch,name,a) {mqtt="<[mysensor:MyMQTT/21/255/Sketch_name:state:default]"}
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// ...
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//
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// Todo:
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// DOCUMENTATION...
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// Special commands : clear or set EEPROM Values
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// Special commands : Reboot
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// ...
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/*
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Sketch uses 23,666 bytes (77%) of program storage space. Maximum is 30,720 bytes.
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Global variables use 766 bytes (37%) of dynamic memory, leaving 1,282 bytes for local variables. Maximum is 2,048 bytes.
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*/
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#include <SPI.h>
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#include <MyMQTT.h>
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#include <Ethernet.h>
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#include <MsTimer2.h>
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// Use this for IBOARD modded to use standard MISO/MOSI/SCK More information see;
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// http://forum.mysensors.org/topic/224/iboard-cheap-single-board-ethernet-arduino-with-radio/5
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//#define RADIO_CE_PIN 3 // radio chip enable
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//#define RADIO_SPI_SS_PIN 8 // radio SPI serial select
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//#define RADIO_ERROR_LED_PIN A2 // Error led pin
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//#define RADIO_RX_LED_PIN A1 // Receive led pin
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//#define RADIO_TX_LED_PIN A0 // the PCB, on board LED
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//Use this for default configured pro mini / nano etc :
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#define RADIO_CE_PIN 5 // radio chip enable
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#define RADIO_SPI_SS_PIN 6 // radio SPI serial select
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#define RADIO_ERROR_LED_PIN 7 // Error led pin
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#define RADIO_RX_LED_PIN 8 // Receive led pin
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#define RADIO_TX_LED_PIN 9 // the PCB, on board LED
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#define IP_PORT 1883 // MQTT Listening port
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IPAddress myIp ( 192, 168, 0, 234 ); // Configure your static ip-address here
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byte mac[] = { 0x02, 0xDE, 0xAD, 0x00, 0x00, 0x42 }; // Mac-address - Change this!
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// * NOTE: Keep first byte at x2, x6, xA or xE (replace x with any hex value) for using Locally Administered Address Ranges.
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EthernetServer server = EthernetServer(IP_PORT);
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MyMQTT gw(RADIO_CE_PIN, RADIO_SPI_SS_PIN);
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// Uncomment this constructor if you have leds and include button attached to your gateway
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// MyMQTT gw(RADIO_CE_PIN, RADIO_SPI_SS_PIN, RADIO_RX_LED_PIN, RADIO_TX_LED_PIN, RADIO_ERROR_LED_PIN);
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void processEthernetMessages() {
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char inputString[MQTT_MAX_PACKET_SIZE] = "";
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int inputSize = 0;
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EthernetClient client = server.available();
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if (client) {
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while (client.available()) {
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char inChar = client.read();
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inputString[inputSize] = inChar;
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inputSize++;
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}
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gw.processMQTTMessage(inputString, inputSize);
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}
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}
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void writeEthernet(char *writeBuffer, int *writeSize) {
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server.write(writeBuffer, *writeSize); // Should this really be *writeSize?
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}
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void ledTimersInterrupt() {
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gw.ledTimersInterrupt();
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}
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int main(void) {
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init();
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Ethernet.begin(mac, myIp);
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delay(1000); // Wait for Ethernet to get configured.
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gw.begin(RF24_PA_LEVEL_GW, RF24_CHANNEL, RF24_DATARATE, writeEthernet);
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server.begin();
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if (gw.isLedMode()) {
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// Add led timer interrupt
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MsTimer2::set(300, ledTimersInterrupt);
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MsTimer2::start();
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}
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while (1) {
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processEthernetMessages();
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gw.processRadioMessage();
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}
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}
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