Skip to content
Permalink
master
Switch branches/tags

Name already in use

A tag already exists with the provided branch name. Many Git commands accept both tag and branch names, so creating this branch may cause unexpected behavior. Are you sure you want to create this branch?

LedMatirx/10x10/LedMatrixBaseCode/LedMatrixBaseCode.ino

Go to file
 
 
Cannot retrieve contributors at this time
221 lines (214 sloc) 6.09 KB
Raw Blame
Open in GitHub Desktop
/*
A Software to control a 10x10 RGB LED Matrix with 4 Bit BAM (Brightness).
@author Tom Stein & Ferenc Stockbrink
@version 0.2.1
@date 16.march.2017
*/
/*
=====Classes=====
*/
class LED {
public:
uint16_t rgb;
LED(uint8_t _r = 0, uint8_t _g = 0, uint8_t _b = 0) {
setRGB(_r, _g, _b);
}
void setRGB(uint8_t _r = 0, uint8_t _g = 0, uint8_t _b = 0) {
_r = _r >> 4;
_g = _g >> 4;
_b = _b >> 4;
rgb = (_r << 8) | (_g << 4) | _b;
}
bool getBit(uint16_t mask) {
return rgb & mask;
}
};
/*
=====Methods=====
*/
constexpr uint8_t COLS = 10;
constexpr uint8_t ROWS = COLS;
#define latchPin 2
#define dataPin 3
#define clockPin 4
#define speedPinAni A9
#define speedPinMultiplex A8
LED leds[100];
unsigned long lngMsLoopstart;
unsigned long lngWhileUptime = 42000;
/*
=====Methodes=====
*/
void setup() {
//set pins to output so you can control the shift register
pinMode(dataPin, OUTPUT);
pinMode(latchPin, OUTPUT);
pinMode(clockPin, OUTPUT);
pinMode(speedPinAni, INPUT);
pinMode(speedPinMultiplex, INPUT);
pinMode(13, OUTPUT);
digitalWrite(dataPin, LOW);
digitalWrite(latchPin, LOW);
digitalWrite(clockPin, LOW);
digitalWrite(13, HIGH);
Serial.begin(1000000);
}
void loop() {
lngMsLoopstart = micros();
lngWhileUptime = analogRead(speedPinAni) * 100; //lngWhileUptime = 42000;
while (micros() < lngMsLoopstart + lngWhileUptime) {
leds[0].setRGB(0, 0, 0);
leds[1].setRGB(0, 0, 0);
leds[2].setRGB(0, 0, 0);
leds[3].setRGB(0, 0, 0);
leds[4].setRGB(0, 0, 0);
leds[5].setRGB(0, 0, 0);
leds[6].setRGB(0, 0, 0);
leds[7].setRGB(0, 0, 0);
leds[8].setRGB(0, 0, 0);
leds[9].setRGB(0, 0, 0);
leds[10].setRGB(255, 142, 0);
leds[11].setRGB(0, 0, 0);
leds[12].setRGB(0, 0, 0);
leds[13].setRGB(0, 0, 0);
leds[14].setRGB(0, 0, 0);
leds[15].setRGB(255, 142, 0);
leds[16].setRGB(0, 0, 0);
leds[17].setRGB(255, 142, 0);
leds[18].setRGB(255, 142, 0);
leds[19].setRGB(255, 142, 0);
leds[20].setRGB(255, 142, 0);
leds[21].setRGB(0, 0, 0);
leds[22].setRGB(0, 0, 0);
leds[23].setRGB(0, 0, 0);
leds[24].setRGB(0, 0, 0);
leds[25].setRGB(255, 142, 0);
leds[26].setRGB(0, 0, 0);
leds[27].setRGB(255, 142, 0);
leds[28].setRGB(0, 0, 0);
leds[29].setRGB(255, 142, 0);
leds[30].setRGB(255, 142, 0);
leds[31].setRGB(0, 0, 0);
leds[32].setRGB(0, 0, 0);
leds[33].setRGB(0, 0, 0);
leds[34].setRGB(0, 0, 0);
leds[35].setRGB(255, 142, 0);
leds[36].setRGB(0, 0, 0);
leds[37].setRGB(255, 142, 0);
leds[38].setRGB(0, 0, 0);
leds[39].setRGB(255, 142, 0);
leds[40].setRGB(0, 0, 0);
leds[41].setRGB(255, 142, 0);
leds[42].setRGB(0, 0, 0);
leds[43].setRGB(0, 0, 0);
leds[44].setRGB(255, 142, 0);
leds[45].setRGB(0, 0, 0);
leds[46].setRGB(0, 0, 0);
leds[47].setRGB(255, 142, 0);
leds[48].setRGB(255, 142, 0);
leds[49].setRGB(255, 142, 0);
leds[50].setRGB(0, 0, 0);
leds[51].setRGB(255, 142, 0);
leds[52].setRGB(0, 0, 0);
leds[53].setRGB(0, 0, 0);
leds[54].setRGB(255, 142, 0);
leds[55].setRGB(0, 0, 0);
leds[56].setRGB(0, 0, 0);
leds[57].setRGB(255, 142, 0);
leds[58].setRGB(0, 0, 0);
leds[59].setRGB(0, 0, 0);
leds[60].setRGB(0, 0, 0);
leds[61].setRGB(255, 142, 0);
leds[62].setRGB(0, 0, 0);
leds[63].setRGB(0, 0, 0);
leds[64].setRGB(255, 142, 0);
leds[65].setRGB(0, 0, 0);
leds[66].setRGB(0, 0, 0);
leds[67].setRGB(255, 142, 0);
leds[68].setRGB(0, 0, 0);
leds[69].setRGB(0, 0, 0);
leds[70].setRGB(0, 0, 0);
leds[71].setRGB(0, 0, 0);
leds[72].setRGB(255, 142, 0);
leds[73].setRGB(255, 142, 0);
leds[74].setRGB(0, 0, 0);
leds[75].setRGB(0, 0, 0);
leds[76].setRGB(0, 0, 0);
leds[77].setRGB(255, 142, 0);
leds[78].setRGB(0, 0, 0);
leds[79].setRGB(0, 0, 0);
leds[80].setRGB(0, 0, 0);
leds[81].setRGB(0, 0, 0);
leds[82].setRGB(255, 142, 0);
leds[83].setRGB(255, 142, 0);
leds[84].setRGB(0, 0, 0);
leds[85].setRGB(0, 0, 0);
leds[86].setRGB(0, 0, 0);
leds[87].setRGB(255, 142, 0);
leds[88].setRGB(0, 0, 0);
leds[89].setRGB(0, 0, 0);
leds[90].setRGB(0, 0, 0);
leds[91].setRGB(0, 0, 0);
leds[92].setRGB(0, 0, 0);
leds[93].setRGB(0, 0, 0);
leds[94].setRGB(0, 0, 0);
leds[95].setRGB(0, 0, 0);
leds[96].setRGB(0, 0, 0);
leds[97].setRGB(0, 0, 0);
leds[98].setRGB(0, 0, 0);
leds[99].setRGB(0, 0, 0);
BAM();
}
}
void BAM() {
uint8_t timeMicros = 0;
uint16_t bitmask_r = 0;
uint16_t bitmask_g = 0;
uint16_t bitmask_b = 0;
for (uint8_t mag = 1; mag < 16; mag++) {
long startMicros = micros();
for (byte row = 0; row < ROWS; ++row) {
if ((mag & (mag - 1)) == 0) { // Is it power of two? Change bitmask
bitmask_r = mag;
bitmask_g = bitmask_r << 4;
bitmask_b = bitmask_g << 4;
}
GPIOA_PCOR = (1 << 12); // Datapin low
GPIOA_PCOR = (1 << 13); // Clockpin low
GPIOD_PSOR = (1); //latch low
for (int8_t cnt = ROWS - 1; cnt >= 0; --cnt) {
shift1bit(cnt == row); //Shift Layer
}
for (int8_t col = COLS - 1; col >= 0; --col) {
shift1bit(leds[row * ROWS + col].getBit(bitmask_r));
}
for (int8_t col = COLS - 1; col >= 0; --col) {
shift1bit(leds[row * ROWS + col].getBit(bitmask_g));
}
for (int8_t col = COLS - 1; col >= 0; --col) {
shift1bit(leds[row * ROWS + col].getBit(bitmask_b));
}
GPIOA_PCOR = (1 << 12); // Datapin low
GPIOA_PCOR = (1 << 13); // Clockpin low
GPIOD_PCOR = (1); //latch HIGH
}
timeMicros += micros() - startMicros;
}
//timeMicros /= 15;
Serial.println("########");
Serial.print("BAM: ");
Serial.println(timeMicros);
Serial.println("########");
}
void shift1bit (bool b) {
if (b) {
GPIOA_PSOR = (1 << 12); // Datapin high
} else {
GPIOA_PCOR = (1 << 12); // Datapin low
}
// clock pulse
GPIOA_PSOR = (1 << 13); // Clockpin high
__asm__ __volatile__ ("nop\n\t");
__asm__ __volatile__ ("nop\n\t");
GPIOA_PCOR = (1 << 13); // Clockpin low
}