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SideboardLED
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Included Button to start rainbow

This commit is contained in:
ollo 2018-12-07 23:07:45 +01:00
parent 6be7ffa7c3
commit c1347221bb
1 changed files with 60 additions and 63 deletions
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123
SideboardLED.ino
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@ -23,6 +23,8 @@ CRGBSet ledset(leds, NUM_LEDS);
#define BRIGHTNESS 128 /** Average brightness, that shall not exeeded */
#define FADEBLACK -2
#define PIN_BUTTON 4 /** PD4 = Input for button */
/****************** Command line ***********************/
int CMD_MAX = 128;
char myCmd[128];
@ -35,9 +37,7 @@ void setup() {
// so that colors can be more accurately rendered through the 'temperature' profiles
FastLED.addLeds<CHIPSET, LED_PIN, COLOR_ORDER>(leds, NUM_LEDS);
//TODO: Can this line be removed?
//FastLED.setBrightness( BRIGHTNESS );
pinMode(PIN_BUTTON, INPUT); // sets the digital pin 7 as input
// Turn the LED on, then pause
leds[0] = CRGB::Red;
@ -104,10 +104,56 @@ void sendPingAckOverSerial(){
Serial.println(F("PACK"));
}
/**
* Extract the color from the given LED command
*/
void parseColor(char* pCmd, CRGB *pColor) {
unsigned int colorParts[3]; /* 0: red, 1: green, 2: blue */
unsigned int colorSum = 0;
for(int i=0; i < (2*3); i+= 2) {
colorParts[i/2] = (pCmd[i] <= '9') ? ((pCmd[i]-'0') << 4) : (((pCmd[i]-'A')+10) << 4);
if (colorParts[i/2] < 0) { Serial.print("calcErr:"); Serial.println(colorParts[i/2]); }
colorParts[i/2] += (pCmd[i+1] <= '9') ? ((pCmd[i+1]-'0')) : (((pCmd[i+1]-'A')+10));
}
pColor->r = colorParts[0]; /* fill red */
pColor->g = colorParts[1]; /* fill green */
pColor->b = colorParts[2]; /* fill blue */
colorSum = pColor->r;
colorSum += pColor->g;
colorSum += pColor->b;
/* Generate the average brightness */
colorSum = (colorSum / 3);
if (colorSum > BRIGHTNESS) {
/* scale the brightness, if the values are too high */
pColor->r = pColor->r * BRIGHTNESS / colorSum;
pColor->g = pColor->g * BRIGHTNESS / colorSum;
pColor->b = pColor->b * BRIGHTNESS / colorSum;
}
}
/*
* Give the user some helpfull advice.
* (Text is stored in the flash to save RAM of the Arduino)
*/
void sendHelpOverSerial()
{
Serial.println(F("----help is coming----"));
Serial.println(F("all commands must be prefixed with \"ollpe\""));
Serial.println(F("----commands----"));
Serial.println(F("axxxxxx\t set all leds to RRGGBB (hex: 0-9A-F)"));
Serial.println(F("w00xxxxxx\t set led 0 (first) to RRGGBB (hex: 0-9A-F)"));
Serial.println(F("r00\t returns state of led 0 (first)"));
Serial.println(F("c\t clear all leds (000000h)"));
Serial.println(F("m\t magic rainbow for all leds until next command is received"));
Serial.println(F("ping\t returns \"PACK\""));
Serial.println(F("help\t prints this help"));
Serial.println(F("----help end----"));
}
void loop() {
/* spcial rainbow mode */
static long rainbowIndex = -1;
static int rainbowIndex = -1;
static CRGB color;
if (rainbowIndex < 0) {
//delay needed to have a chance to get the whole message
@ -123,9 +169,16 @@ void loop() {
rainbowIndex=0;
}
ledset.fill_rainbow(rainbowIndex++);
ledset.fadeLightBy( 64 );
// Dim a color by 25% (64/256ths)
ledset.fadeLightBy( 60 );
FastLED.delay(30);
}
// check if button was pressed
if (digitalRead(PIN_BUTTON)) {
Serial.println(F("BTN"));
rainbowIndex=0; /* activate rainbow */
}
int inputSize = readFromSerialIntoCmdArray();
if (inputSize > 0)
@ -153,12 +206,6 @@ void loop() {
else if(myCmd[5] == 'a')
{
parseColor(myCmd+6, &color);
Serial.print("RGB:");
Serial.print(color.r);
Serial.print(";");
Serial.print(color.g);
Serial.print(";");
Serial.println(color.b);
ledset.fill_solid(color);
sendAckOverSerial();
}
@ -170,7 +217,7 @@ void loop() {
else if(myCmd[5] == 'm')
{
rainbowIndex=0; /* activate rainbow */
Serial.println(F("Rainbow started"));
Serial.println(F("Rainbow"));
sendAckOverSerial();
}
else if(myCmd[5] == 'w')
@ -189,61 +236,11 @@ void loop() {
{
int index = (myCmd[6]-'0') * 10 + (myCmd[7]-'0');
if (index > NUM_LEDS) {
Serial.println(F("Index too large"));
sendNackOverSerial();
} else {
Serial.println(leds[index]);
sendAckOverSerial();
}
}
}
}
/**
* Extract the color from the given LED command
*/
void parseColor(char* pCmd, CRGB *pColor) {
unsigned int colorParts[3]; /* 0: red, 1: green, 2: blue */
unsigned long colorSum = 0;
for(int i=0; i < (2*3); i+= 2) {
Serial.print(pCmd[i]);Serial.print(" and "); Serial.println(pCmd[i+1]);
colorParts[i/2] = (pCmd[i] <= '9') ? ((pCmd[i]-'0') << 4) : (((pCmd[i]-'A')+10) << 4);
if (colorParts[i/2] < 0) { Serial.print("calcErr:"); Serial.println(colorParts[i/2]); }
colorParts[i/2] += (pCmd[i+1] <= '9') ? ((pCmd[i+1]-'0')) : (((pCmd[i+1]-'A')+10));
}
pColor->r = colorParts[0]; /* fill red */
pColor->g = colorParts[1]; /* fill green */
pColor->b = colorParts[2]; /* fill blue */
colorSum = pColor->r;
colorSum += pColor->g;
colorSum += pColor->b;
/* Generate the average brightness */
colorSum = (colorSum / 3);
Serial.print("sum:");
Serial.println(colorSum);
if (colorSum > BRIGHTNESS) {
/* scale the brightness, if the values are too high */
pColor->r = pColor->r * BRIGHTNESS / colorSum;
pColor->g = pColor->g * BRIGHTNESS / colorSum;
pColor->b = pColor->b * BRIGHTNESS / colorSum;
}
}
/*
* Give the user some helpfull advice.
* (Text is stored in the flash to save RAM of the Arduino)
*/
void sendHelpOverSerial()
{
Serial.println(F("----help is coming----"));
Serial.println(F("all commands must be prefixed with \"ollpe\""));
Serial.println(F("----commands----"));
Serial.println(F("axxxxxx\t set all leds to RRGGBB (hex: 0-9A-F)"));
Serial.println(F("w00xxxxxx\t set led 0 (first) to RRGGBB (hex: 0-9A-F)"));
Serial.println(F("r00\t returns state of led 0 (first)"));
Serial.println(F("c\t clear all leds (000000h)"));
Serial.println(F("m\t magic rainbow for all leds until next command is received"));
Serial.println(F("ping\t returns \"PACK\""));
Serial.println(F("help\t prints this help"));
Serial.println(F("----help end----"));
}