Dimmer.ino
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/*###########################################################################
DALI Interface Demo
Dimms all lights connected to the DALI bus up and down
Works with Arduino ATMEGA328 + Mikroe DALI Click
----------------------------------------------------------------------------
Changelog:
2020-11-08 Created & tested on ATMega328 @ 8Mhz
----------------------------------------------------------------------------
Dimmer.ino - copyright qqqlab.com / github.com/qqqlab
This program 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.
This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
###########################################################################*/
#define DALI_OUTPUT_PIN 3
#define DALI_INPUT_PIN 4
#include "qqqDali_ATMega328.h"
Dali_ATMega328 dali;
void setup() {
Serial.begin(115200);
Serial.println("DALI Dimmer Demo");
//start the DALI interfaces
//arguments: tx_pin, rx_pin (negative values disable transmitter / receiver)
//Note: the receiver pins should be on different PCINT groups, e.g one
//receiver on pin0-7 (PCINT2) one on pin8-13 (PCINT0) and one on pin14-19 (PCINT1)
dali.begin(DALI_OUTPUT_PIN, DALI_INPUT_PIN);
}
#define MIN_LEVEL 100 //most LED Drivers do not get much lower than this
int16_t level = 254; //254 is max level, 1 is min level (if driver supports it), 0 is off
int8_t level_step = 4;
void loop() {
Serial.print("set level: ");
Serial.println(level);
dali.set_level(level);
level+=level_step;
if(level>=254) {
level = 254;
level_step = -level_step;
}
if(level<MIN_LEVEL) {
level = MIN_LEVEL;
level_step = -level_step;
}
}