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Strimer_Plus_Arduino.ino
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Strimer_Plus_Arduino.ino
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/*
* Strimer Plus Arduino
* Version: 2021.10.27
* Author: Murat TAMCI
* Web Site: www.themt.co
* License: Read LICENSE.txt
* Note: In loving memory of my grandfather (Ahmet Ozdil).
*/
/*
* You can edit following lines to according your setup
*
*/
#define VERSION 100
#define BUFFER_WIDTH 20 // Strimer Plus horizontal led count
#define BUFFER_HEIGHT 6 // Strimer Plus vertical led count
#define ROW_1_PIN 3 // Arduino PWM pin for Strimer Plus row 1 led strip
#define ROW_2_PIN 5 // Arduino PWM pin for Strimer Plus row 2 led strip
#define ROW_3_PIN 6 // Arduino PWM pin for Strimer Plus row 3 led strip
#define ROW_4_PIN 9 // Arduino PWM pin for Strimer Plus row 4 led strip
#define ROW_5_PIN 10 // Arduino PWM pin for Strimer Plus row 5 led strip
#define ROW_6_PIN 11 // Arduino PWM pin for Strimer Plus row 6 led strip
#define COLOR_ORDER GRB // color order for Strimer Plus led strip (FastLED)
#define CHIPSET WS2812B // chipset for Strimer Plus led strip (FastLED)
#define DEFAULT_MSG "Strimer Plus Arduino " // text message for scrolling.
#define DEFAULT_COLOR "C8FF00" // foreground color.
#define DEFAULT_BGCOLOR "000000" // background color.
#define DEFAULT_SCROLLDELAY 35 // scrolling delay. lower value is faster scrolling. higher value is slower.
#define DEFAULT_INVERT false // invert status. exchange color between bg color.
#define DEFAULT_BRIGHTNESS 200 // brightness value. range is 0-255. 0 = dark. 255 = brighted
/*
* Please, don't edit following lines if not necessary
*
*/
#include <FastLED.h>
#include "font.h"; // bit formatted font characters are here
#include "command.h"; // serial com port commands parsing in here
#include "config.h";
CRGB buffer [BUFFER_HEIGHT][BUFFER_WIDTH];
int message_cursor = 0;
int character_column = 0;
String message;
unsigned int message_len = 0;
unsigned long loop_start = 0;
bool reset_waiting = false;
bool pause = false;
// process commands come from serial port
void cmdWork (String key, String value) {
if (key == "msg") {
character_column = 0;
message_cursor = 0;
message = value;
message_len = value.length();
strcpy (config.message, value.c_str());
Serial.println ("OK");
} else if (key == "color") {
config.color = strtol(("0x" + value).c_str(), NULL, 0);
Serial.println ("OK");
} else if (key == "bgcolor") {
config.bg_color = strtol(("0x" + value).c_str(), NULL, 0);
Serial.println ("OK");
} else if (key == "delay") {
config.scrollDelay = value.toInt();
Serial.println ("OK");
} else if (key == "bri") {
config.brightness = (byte)value.toInt();
FastLED.setBrightness(config.brightness);
Serial.println ("OK");
} else if (key == "reset") {
Serial.println ("OK");
delay(250);
reset_waiting = true;
} else if (key == "inv") {
config.invert = value.toInt() ? true : false;
Serial.println ("OK");
} else if (key == "pause") {
pause = value.toInt() ? true : false;
Serial.println ("OK");
} else if (key == "save") {
Serial.println ("OK");
saveConfig();
} else {
Serial.println ("FAIL unkown command: " + key);
}
}
byte column_of_font_char = B10000000;
char char_of_message;
// draw everything to led strips
void draw () {
for (int colInx = BUFFER_WIDTH - 1; colInx > 0; colInx--) {
for (int rowInx = 0; rowInx < BUFFER_HEIGHT; rowInx++) {
buffer [rowInx][colInx] = buffer [rowInx][colInx - 1];
}
}
if (message_cursor >= message_len) {
character_column = 0;
message_cursor = 0;
}
char_of_message = config.message[message_cursor];
if (char_of_message >= 0x20 && char_of_message <= 0x7f) {
byte char_width = pgm_read_byte_near(font5x6 + ((char_of_message - 0x20) * 7) + 6);
if (character_column < char_width) {
for (int rowInx = 0; rowInx < BUFFER_HEIGHT; rowInx++) {
int rfRow = BUFFER_HEIGHT - rowInx - 1;
unsigned long char_row_bit = pgm_read_byte_near(font5x6 + ((char_of_message - 0x20) * 7) + rfRow);
if (config.invert) buffer [rowInx][0] = (char_row_bit & (column_of_font_char) >> character_column) > 0 ? config.bg_color : config.color;
else buffer [rowInx][0] = (char_row_bit & (column_of_font_char) >> character_column) > 0 ? config.color : config.bg_color;
}
character_column++;
} else {
character_column = 0;
message_cursor++;
}
}
FastLED.show();
}
void reset() { asm volatile ("jmp 0x7800"); } // reset for ATmega323P
void setup() {
Serial.begin (9600);
if (!loadConfig()) {
config.color = strtol(DEFAULT_COLOR, NULL, 0);
config.bg_color = strtol(DEFAULT_BGCOLOR, NULL, 0);
}
message_len = strlen(config.message);
for (int colInx = 0; colInx < BUFFER_WIDTH - 1; colInx++) {
for (int rowInx = 0; rowInx < BUFFER_HEIGHT; rowInx++) {
if (config.invert) buffer [rowInx][colInx] = config.color;
else buffer [rowInx][colInx] = config.bg_color;
}
}
FastLED.addLeds<CHIPSET, ROW_1_PIN, COLOR_ORDER>(buffer[0], BUFFER_WIDTH);
FastLED.addLeds<CHIPSET, ROW_2_PIN, COLOR_ORDER>(buffer[1], BUFFER_WIDTH);
FastLED.addLeds<CHIPSET, ROW_3_PIN, COLOR_ORDER>(buffer[2], BUFFER_WIDTH);
FastLED.addLeds<CHIPSET, ROW_4_PIN, COLOR_ORDER>(buffer[3], BUFFER_WIDTH);
FastLED.addLeds<CHIPSET, ROW_5_PIN, COLOR_ORDER>(buffer[4], BUFFER_WIDTH);
FastLED.addLeds<CHIPSET, ROW_6_PIN, COLOR_ORDER>(buffer[5], BUFFER_WIDTH);
FastLED.setBrightness(config.brightness);
FastLED.show();
Serial.print ("Strimer Plus Arduino|"); Serial.print (VERSION); Serial.print ("|2021 (C) THEMT.CO|");
Serial.print ("msg:"); Serial.print (config.message); Serial.print ("|");
Serial.print ("color:"); Serial.print (config.color); Serial.print ("|");
Serial.print ("bgcolor:"); Serial.print (config.bg_color); Serial.print ("|");
Serial.print ("delay:"); Serial.print (config.scrollDelay); Serial.print ("|");
Serial.print ("inv:"); Serial.print (config.invert); Serial.print ("|");
Serial.print ("bri:"); Serial.print (config.brightness); Serial.print ("\n");
delay(200);
}
void loop() {
cmdProc (); // proccess commands come from serial port.
if (millis()-loop_start > config.scrollDelay && pause == false) {
loop_start = millis();
draw (); // draw everything to led strips
}
// if reset request then do it
if (reset_waiting) {
reset_waiting = false;
reset();
}
}