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racerxdl/MBI5153.ino

Created October 31, 2020 04:35
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MBI5153 / LYD6168 Panel Controller with ESP32
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MBI5153.ino
// Based on https://github.com/SebiTimeWaster/ICN2053_ESP32_LedWall
#define PIN_CLK 2
#define PIN_LE 27
#define PIN_OE 5
#define PIN_A 21
#define PIN_B 22
#define PIN_C 23
#define PIN_D 25
#define PIN_E 26
#define PIN_R1 14
#define PIN_G1 15
#define PIN_B1 16
#define PIN_R2 17
#define PIN_G2 18
#define PIN_B2 19
const int panelWidth = 128;
const int numScanLines = 32;
const int numLeds = 16;
const int chips = panelWidth / numLeds;
uint8_t pins[14] = {PIN_CLK, PIN_LE, PIN_OE, PIN_A, PIN_B, PIN_C, PIN_D, PIN_E, PIN_R1, PIN_G1, PIN_B1, PIN_R2, PIN_G2, PIN_B2};
void IRAM_ATTR sendPwmClock(uint16_t clocks) {
while (clocks--) {
digitalWrite(PIN_OE, 1);
digitalWrite(PIN_OE, 0);
}
}
void IRAM_ATTR sendClock() {
digitalWrite(PIN_CLK, 1);
digitalWrite(PIN_CLK, 0);
}
void IRAM_ATTR sendLatch(uint8_t clocks) {
digitalWrite(PIN_LE, 0);
sendClock();
digitalWrite(PIN_LE, 1);
while(clocks--) {
sendClock();
}
digitalWrite(PIN_LE, 0);
}
void IRAM_ATTR writePixel(uint8_t rgbrgb) {
uint32_t k = ((uint32_t) rgbrgb) << 14;
GPIO.out = (GPIO.out & ~0x000FC000) | k;
// Same as
// digitalWrite(PIN_R1, v & 1);
// digitalWrite(PIN_G1, v & 2);
// digitalWrite(PIN_B1, v & 4);
// digitalWrite(PIN_R2, v & 8);
// digitalWrite(PIN_G2, v & 16);
// digitalWrite(PIN_B2, v & 24);
// but in a "single cycle"
}
void IRAM_ATTR SendPixel(uint16_t r1, uint16_t g1, uint16_t b1, uint16_t r2, uint16_t g2, uint16_t b2, uint8_t doLatch) {
for (int i = 0; i < 16; i++) {
uint16_t mask = 0x8000 >> i;
uint8_t r1b = (r1 & mask) > 0;
uint8_t r2b = (r2 & mask) > 0;
uint8_t g1b = (g1 & mask) > 0;
uint8_t g2b = (g2 & mask) > 0;
uint8_t b1b = (b1 & mask) > 0;
uint8_t b2b = (b2 & mask) > 0;
uint8_t rgbrgb =
(r1b << 0) |
(g1b << 1) |
(b1b << 2) |
(r2b << 3) |
(g2b << 4) |
(b2b << 5);
writePixel(rgbrgb);
if (i == 15 && doLatch) {
digitalWrite(PIN_LE, 1);
}
sendClock();
}
digitalWrite(PIN_LE, 0);
}
void sendConfiguration(uint16_t data, uint8_t latches) {
uint8_t num = chips;
uint16_t dataMask;
latches = 16 - latches;
// send config data to all chips involved (4 per 64 pixel), then latch for 1 clock
while(num--) {
for(uint8_t x = 0; x < 16; x++) {
dataMask = 0x8000 >> x;
writePixel(data & dataMask ? 0x3F : 0);
// Write all color channels exactly the same, which is the same as:
// digitalWrite(PIN_R1, data & dataMask ? 1 : 0);
// digitalWrite(PIN_G1, data & dataMask ? 1 : 0);
// digitalWrite(PIN_B1, data & dataMask ? 1 : 0);
// digitalWrite(PIN_R2, data & dataMask ? 1 : 0);
// digitalWrite(PIN_G2, data & dataMask ? 1 : 0);
// digitalWrite(PIN_B2, data & dataMask ? 1 : 0);
// but in a "single cycle"
if(num == 0 && x == latches) { // Latch only on the last chip
digitalWrite(PIN_LE, 1);
}
sendClock();
}
digitalWrite(PIN_LE, 0);
}
}
void IRAM_ATTR sendScanline(uint8_t line) {
delayMicroseconds(10); // Avoids ghosting...
uint32_t scanLine = 0x00000000;
if(line & 0x1) scanLine += 1;
if(line >> 1 & 0x1) scanLine += 2;
if(line >> 2 & 0x1) scanLine += 4;
if(line >> 3 & 0x1) scanLine += 16;
if(line >> 4 & 0x1) scanLine += 32;
GPIO.out = (GPIO.out & ~0x06E00000) | (scanLine << 21);
// which is the same as:
// digitalWrite(PIN_A, line & 1)
// digitalWrite(PIN_B, line & 2)
// digitalWrite(PIN_C, line & 4)
// digitalWrite(PIN_D, line & 8)
// digitalWrite(PIN_E, line & 16)
// but in a "single cycle"
}
uint16_t Translate8To16Bit[256] = {0,46,92,139,186,233,280,327,375,422,470,519,567,615,664,713,762,812,861,911,961,1011,1061,1112,1163,1214,1265,1317,1368,1420,1473,1525,1578,1631,1684,1737,1791,1844,1899,1953,2007,2062,2117,2173,2228,2284,2340,2397,2453,2510,2568,2625,2683,2741,2799,2858,2917,2976,3036,3096,3156,3216,3277,3338,3399,3461,3523,3586,3648,3711,3775,3838,3902,3967,4032,4097,4162,4228,4294,4361,4428,4495,4563,4631,4699,4768,4838,4907,4978,5048,5119,5191,5262,5335,5407,5481,5554,5628,5703,5778,5853,5929,6006,6083,6160,6238,6317,6396,6476,6556,6636,6718,6799,6882,6965,7048,7132,7217,7302,7388,7475,7562,7650,7739,7828,7918,8008,8099,8191,8284,8377,8472,8567,8662,8759,8856,8954,9053,9153,9253,9355,9457,9560,9664,9769,9875,9982,10090,10199,10309,10420,10532,10645,10760,10875,10991,11109,11228,11348,11469,11591,11715,11840,11967,12094,12223,12354,12486,12620,12755,12891,13030,13169,13311,13454,13599,13746,13895,14045,14198,14352,14509,14667,14828,14991,15157,15324,15494,15667,15842,16020,16200,16383,16569,16758,16951,17146,17345,17547,17752,17961,18174,18391,18612,18837,19067,19301,19539,19783,20032,20286,20546,20812,21083,21361,21646,21938,22237,22544,22859,23183,23516,23859,24211,24575,24950,25338,25739,26153,26583,27029,27493,27975,28478,29003,29553,30130,30736,31375,32051,32767,33530,34345,35221,36167,37195,38322,39567,40959,42537,44359,46514,49151,52551,57343,65535};
#define BLACK { 0, 0, 0}
#define RED {255, 0, 0}
#define GREEN { 0,255, 0}
#define BLUE { 0, 0,255}
#define WHITE {255,255,255}
uint8_t scanLines[numScanLines*2][panelWidth][3] = {
{BLACK,BLACK,BLACK,BLACK,BLACK,BLACK,BLACK},
{BLACK,BLACK,BLACK,BLACK,BLACK,BLACK,BLACK},
{ BLACK, BLACK, RED ,BLUE,BLUE,BLUE,RED , BLUE, BLUE,RED ,RED ,RED ,BLUE, BLUE, RED ,RED ,RED ,RED ,BLUE, BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, BLUE,RED ,RED ,RED ,RED , BLUE, BLUE,BLUE,RED ,BLUE,BLUE, BLUE },
{ BLACK, BLACK, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,BLUE,BLUE,RED ,BLUE, BLUE, RED ,BLUE,BLUE,BLUE,BLUE, BLUE, BLUE,BLUE,RED ,BLUE,BLUE, BLUE },
{ BLACK, BLACK, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,BLUE,RED ,BLUE,BLUE, BLUE, RED ,BLUE,BLUE,BLUE,BLUE, BLUE, BLUE,BLUE,RED ,BLUE,BLUE, BLUE },
{ BLACK, BLACK, RED ,BLUE,RED ,BLUE,RED , BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,RED ,RED ,RED ,BLUE, BLUE, RED ,RED ,BLUE,BLUE,BLUE, BLUE, BLUE,RED ,RED ,RED ,BLUE, BLUE, BLUE,BLUE,RED ,BLUE,BLUE, BLUE },
{ BLACK, BLACK, RED ,BLUE,RED ,BLUE,RED , BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,BLUE,RED ,BLUE,BLUE, BLUE, RED ,BLUE,RED ,BLUE,BLUE, BLUE, BLUE,BLUE,BLUE,BLUE,RED , BLUE, BLUE,BLUE,RED ,BLUE,BLUE, BLUE },
{ BLACK, BLACK, RED ,BLUE,RED ,BLUE,RED , BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,BLUE,BLUE,RED ,BLUE, BLUE, RED ,BLUE,BLUE,RED ,BLUE, BLUE, BLUE,BLUE,BLUE,BLUE,RED , BLUE, BLUE,BLUE,BLUE,BLUE,BLUE, BLUE },
{ BLACK, BLACK, BLUE,RED ,BLUE,RED ,BLUE, BLUE, BLUE,RED ,RED ,RED ,BLUE, BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,RED ,RED ,RED ,BLUE, BLUE, BLUE,BLUE,RED ,BLUE,BLUE, BLUE },
{BLACK,BLACK,BLACK,BLACK,BLACK,BLACK,BLACK},
{BLACK,BLACK,BLACK,BLACK,BLACK,BLACK,BLACK},
{ BLACK, BLACK, RED ,BLUE,BLUE,BLUE,RED , BLUE, BLUE,RED ,RED ,RED ,BLUE, BLUE, RED ,RED ,RED ,RED ,BLUE, BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, BLUE,RED ,RED ,RED ,RED , BLUE, BLUE,BLUE,RED ,BLUE,BLUE, BLUE },
{ BLACK, BLACK, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,BLUE,BLUE,RED ,BLUE, BLUE, RED ,BLUE,BLUE,BLUE,BLUE, BLUE, BLUE,BLUE,RED ,BLUE,BLUE, BLUE },
{ BLACK, BLACK, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,BLUE,RED ,BLUE,BLUE, BLUE, RED ,BLUE,BLUE,BLUE,BLUE, BLUE, BLUE,BLUE,RED ,BLUE,BLUE, BLUE },
{ BLACK, BLACK, RED ,BLUE,RED ,BLUE,RED , BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,RED ,RED ,RED ,BLUE, BLUE, RED ,RED ,BLUE,BLUE,BLUE, BLUE, BLUE,RED ,RED ,RED ,BLUE, BLUE, BLUE,BLUE,RED ,BLUE,BLUE, BLUE },
{ BLACK, BLACK, RED ,BLUE,RED ,BLUE,RED , BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,BLUE,RED ,BLUE,BLUE, BLUE, RED ,BLUE,RED ,BLUE,BLUE, BLUE, BLUE,BLUE,BLUE,BLUE,RED , BLUE, BLUE,BLUE,RED ,BLUE,BLUE, BLUE },
{ BLACK, BLACK, RED ,BLUE,RED ,BLUE,RED , BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,BLUE,BLUE,RED ,BLUE, BLUE, RED ,BLUE,BLUE,RED ,BLUE, BLUE, BLUE,BLUE,BLUE,BLUE,RED , BLUE, BLUE,BLUE,BLUE,BLUE,BLUE, BLUE },
{ BLACK, BLACK, BLUE,RED ,BLUE,RED ,BLUE, BLUE, BLUE,RED ,RED ,RED ,BLUE, BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,RED ,RED ,RED ,BLUE, BLUE, BLUE,BLUE,RED ,BLUE,BLUE, BLUE },
{BLACK,BLACK,BLACK,BLACK,BLACK,BLACK,BLACK},
{BLACK,BLACK,BLACK,BLACK,BLACK,BLACK,BLACK},
{ BLACK, BLACK, RED ,BLUE,BLUE,BLUE,RED , BLUE, BLUE,RED ,RED ,RED ,BLUE, BLUE, RED ,RED ,RED ,RED ,BLUE, BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, BLUE,RED ,RED ,RED ,RED , BLUE, BLUE,BLUE,RED ,BLUE,BLUE, BLUE },
{ BLACK, BLACK, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,BLUE,BLUE,RED ,BLUE, BLUE, RED ,BLUE,BLUE,BLUE,BLUE, BLUE, BLUE,BLUE,RED ,BLUE,BLUE, BLUE },
{ BLACK, BLACK, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,BLUE,RED ,BLUE,BLUE, BLUE, RED ,BLUE,BLUE,BLUE,BLUE, BLUE, BLUE,BLUE,RED ,BLUE,BLUE, BLUE },
{ BLACK, BLACK, RED ,BLUE,RED ,BLUE,RED , BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,RED ,RED ,RED ,BLUE, BLUE, RED ,RED ,BLUE,BLUE,BLUE, BLUE, BLUE,RED ,RED ,RED ,BLUE, BLUE, BLUE,BLUE,RED ,BLUE,BLUE, BLUE },
{ BLACK, BLACK, RED ,BLUE,RED ,BLUE,RED , BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,BLUE,RED ,BLUE,BLUE, BLUE, RED ,BLUE,RED ,BLUE,BLUE, BLUE, BLUE,BLUE,BLUE,BLUE,RED , BLUE, BLUE,BLUE,RED ,BLUE,BLUE, BLUE },
{ BLACK, BLACK, RED ,BLUE,RED ,BLUE,RED , BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,BLUE,BLUE,RED ,BLUE, BLUE, RED ,BLUE,BLUE,RED ,BLUE, BLUE, BLUE,BLUE,BLUE,BLUE,RED , BLUE, BLUE,BLUE,BLUE,BLUE,BLUE, BLUE },
{ BLACK, BLACK, BLUE,RED ,BLUE,RED ,BLUE, BLUE, BLUE,RED ,RED ,RED ,BLUE, BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,RED ,RED ,RED ,BLUE, BLUE, BLUE,BLUE,RED ,BLUE,BLUE, BLUE },
{BLACK,BLACK,BLACK,BLACK,BLACK,BLACK,BLACK},
{BLACK,BLACK,BLACK,BLACK,BLACK,BLACK,BLACK},
{ BLACK, BLACK, RED ,BLUE,BLUE,BLUE,RED , BLUE, BLUE,RED ,RED ,RED ,BLUE, BLUE, RED ,RED ,RED ,RED ,BLUE, BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, BLUE,RED ,RED ,RED ,RED , BLUE, BLUE,BLUE,RED ,BLUE,BLUE, BLUE },
{ BLACK, BLACK, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,BLUE,BLUE,RED ,BLUE, BLUE, RED ,BLUE,BLUE,BLUE,BLUE, BLUE, BLUE,BLUE,RED ,BLUE,BLUE, BLUE },
{ BLACK, BLACK, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,BLUE,RED ,BLUE,BLUE, BLUE, RED ,BLUE,BLUE,BLUE,BLUE, BLUE, BLUE,BLUE,RED ,BLUE,BLUE, BLUE },
{ BLACK, BLACK, RED ,BLUE,RED ,BLUE,RED , BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,RED ,RED ,RED ,BLUE, BLUE, RED ,RED ,BLUE,BLUE,BLUE, BLUE, BLUE,RED ,RED ,RED ,BLUE, BLUE, BLUE,BLUE,RED ,BLUE,BLUE, BLUE },
{ BLACK, BLACK, RED ,BLUE,RED ,BLUE,RED , BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,BLUE,RED ,BLUE,BLUE, BLUE, RED ,BLUE,RED ,BLUE,BLUE, BLUE, BLUE,BLUE,BLUE,BLUE,RED , BLUE, BLUE,BLUE,RED ,BLUE,BLUE, BLUE },
{ BLACK, BLACK, RED ,BLUE,RED ,BLUE,RED , BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,BLUE,BLUE,RED ,BLUE, BLUE, RED ,BLUE,BLUE,RED ,BLUE, BLUE, BLUE,BLUE,BLUE,BLUE,RED , BLUE, BLUE,BLUE,BLUE,BLUE,BLUE, BLUE },
{ BLACK, BLACK, BLUE,RED ,BLUE,RED ,BLUE, BLUE, BLUE,RED ,RED ,RED ,BLUE, BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,RED ,RED ,RED ,BLUE, BLUE, BLUE,BLUE,RED ,BLUE,BLUE, BLUE },
{BLACK,BLACK,BLACK,BLACK,BLACK,BLACK,BLACK},
{BLACK,BLACK,BLACK,BLACK,BLACK,BLACK,BLACK},
{ BLACK, BLACK, RED ,BLUE,BLUE,BLUE,RED , BLUE, BLUE,RED ,RED ,RED ,BLUE, BLUE, RED ,RED ,RED ,RED ,BLUE, BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, BLUE,RED ,RED ,RED ,RED , BLUE, BLUE,BLUE,RED ,BLUE,BLUE, BLUE },
{ BLACK, BLACK, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,BLUE,BLUE,RED ,BLUE, BLUE, RED ,BLUE,BLUE,BLUE,BLUE, BLUE, BLUE,BLUE,RED ,BLUE,BLUE, BLUE },
{ BLACK, BLACK, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,BLUE,RED ,BLUE,BLUE, BLUE, RED ,BLUE,BLUE,BLUE,BLUE, BLUE, BLUE,BLUE,RED ,BLUE,BLUE, BLUE },
{ BLACK, BLACK, RED ,BLUE,RED ,BLUE,RED , BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,RED ,RED ,RED ,BLUE, BLUE, RED ,RED ,BLUE,BLUE,BLUE, BLUE, BLUE,RED ,RED ,RED ,BLUE, BLUE, BLUE,BLUE,RED ,BLUE,BLUE, BLUE },
{ BLACK, BLACK, RED ,BLUE,RED ,BLUE,RED , BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,BLUE,RED ,BLUE,BLUE, BLUE, RED ,BLUE,RED ,BLUE,BLUE, BLUE, BLUE,BLUE,BLUE,BLUE,RED , BLUE, BLUE,BLUE,RED ,BLUE,BLUE, BLUE },
{ BLACK, BLACK, RED ,BLUE,RED ,BLUE,RED , BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,BLUE,BLUE,RED ,BLUE, BLUE, RED ,BLUE,BLUE,RED ,BLUE, BLUE, BLUE,BLUE,BLUE,BLUE,RED , BLUE, BLUE,BLUE,BLUE,BLUE,BLUE, BLUE },
{ BLACK, BLACK, BLUE,RED ,BLUE,RED ,BLUE, BLUE, BLUE,RED ,RED ,RED ,BLUE, BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,RED ,RED ,RED ,BLUE, BLUE, BLUE,BLUE,RED ,BLUE,BLUE, BLUE },
{BLACK,BLACK,BLACK,BLACK,BLACK,BLACK,BLACK},
{BLACK,BLACK,BLACK,BLACK,BLACK,BLACK,BLACK},
{ BLACK, BLACK, RED ,BLUE,BLUE,BLUE,RED , BLUE, BLUE,RED ,RED ,RED ,BLUE, BLUE, RED ,RED ,RED ,RED ,BLUE, BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, BLUE,RED ,RED ,RED ,RED , BLUE, BLUE,BLUE,RED ,BLUE,BLUE, BLUE },
{ BLACK, BLACK, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,BLUE,BLUE,RED ,BLUE, BLUE, RED ,BLUE,BLUE,BLUE,BLUE, BLUE, BLUE,BLUE,RED ,BLUE,BLUE, BLUE },
{ BLACK, BLACK, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,BLUE,RED ,BLUE,BLUE, BLUE, RED ,BLUE,BLUE,BLUE,BLUE, BLUE, BLUE,BLUE,RED ,BLUE,BLUE, BLUE },
{ BLACK, BLACK, RED ,BLUE,RED ,BLUE,RED , BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,RED ,RED ,RED ,BLUE, BLUE, RED ,RED ,BLUE,BLUE,BLUE, BLUE, BLUE,RED ,RED ,RED ,BLUE, BLUE, BLUE,BLUE,RED ,BLUE,BLUE, BLUE },
{ BLACK, BLACK, RED ,BLUE,RED ,BLUE,RED , BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,BLUE,RED ,BLUE,BLUE, BLUE, RED ,BLUE,RED ,BLUE,BLUE, BLUE, BLUE,BLUE,BLUE,BLUE,RED , BLUE, BLUE,BLUE,RED ,BLUE,BLUE, BLUE },
{ BLACK, BLACK, RED ,BLUE,RED ,BLUE,RED , BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,BLUE,BLUE,RED ,BLUE, BLUE, RED ,BLUE,BLUE,RED ,BLUE, BLUE, BLUE,BLUE,BLUE,BLUE,RED , BLUE, BLUE,BLUE,BLUE,BLUE,BLUE, BLUE },
{ BLACK, BLACK, BLUE,RED ,BLUE,RED ,BLUE, BLUE, BLUE,RED ,RED ,RED ,BLUE, BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,BLUE,BLUE,BLUE,RED , BLUE, RED ,RED ,RED ,RED ,BLUE, BLUE, BLUE,BLUE,RED ,BLUE,BLUE, BLUE },
{BLACK,BLACK,BLACK,BLACK,BLACK,BLACK,BLACK},
{BLACK,BLACK,BLACK,BLACK,BLACK,BLACK,BLACK},
};
void InitBuffer() {
for (int k = 0; k < numScanLines * 2; k++) {
for (int p = 0; p < panelWidth; p++) {
uint8_t *pixel = scanLines[k][p];
if (pixel[0] == 0 && pixel[1] == 0 && pixel[2] == 0) { // Set black pixels to gray
pixel[0] = 0x10;
pixel[1] = 0x10;
pixel[2] = 0x10;
}
}
}
}
inline void preActiveCommand() {
sendLatch(14); // Pre-active command
}
inline void switchBuffers() {
sendLatch(2); // VSync Command
}
inline void resetCounters() {
sendLatch(10); // Reset all chips PWM Counters
}
const uint32_t firstPanelOffset = 0;
const uint32_t secondPanelOffset = (numScanLines) * panelWidth * 3;
void IRAM_ATTR WriteFrame() {
uint16_t r1 = 0, g1 = 0, b1 = 0, r2 = 0, g2 = 0, b2 = 0;
for (int k = 0; k < numScanLines; k++) {
uint8_t *currentScanLine0 = (uint8_t *)scanLines[k];
uint8_t *currentScanLine1 = (uint8_t *)scanLines[k+numScanLines];
for (int l = 0; l < numLeds; l++) {
for (int c = 0; c < chips; c++) {
uint32_t currentPixel = c*numLeds+l;
r1 = Translate8To16Bit[currentScanLine0[currentPixel*3 + 0]];
g1 = Translate8To16Bit[currentScanLine0[currentPixel*3 + 1]];
b1 = Translate8To16Bit[currentScanLine0[currentPixel*3 + 2]];
r2 = Translate8To16Bit[currentScanLine1[currentPixel*3 + 0]];
g2 = Translate8To16Bit[currentScanLine1[currentPixel*3 + 1]];
b2 = Translate8To16Bit[currentScanLine1[currentPixel*3 + 2]];
SendPixel(r1,g1,b1,r2,g2,b2, c == chips - 1);
}
sendPwmClock(64);
}
}
delay(1);
switchBuffers();
}
void setup() {
for (uint8_t x = 0; x < 14; x++) {
pinMode(pins[x], OUTPUT);
digitalWrite(pins[x], LOW);
}
resetCounters(); // Reset
preActiveCommand(); // Pre-activate command
// Sending configuration to register 1, in which:
// 1 00 11111 0 0 111011
// 1 => Lower ghost elimination (enabled)
// 00 => (Reserved, default 00)
// 11111 => Number of scanlines (default 4, we set to 32)
// 0 => Grayscale Mode ( 0 => 14 bit, 1 => 13 bit)
// 0 => Double GCLK Rate (0 => Active on positive border, 1 => Active on both borders)
// 101011 => 64 step programable gain from 12.5% to 200% (default 101011)
sendConfiguration(0b1001111100101011, 4); // Write config register 1 (4 latches)
preActiveCommand(); // Pre-activate command
// Sending configuration to register 2
// 00010 0 000001 000 0
// 00010 => Reserved (default 00010)
// 0 => Double Refresh Rate (requires half all GCLK cycles)
// 000001 => Reserved (default 00001)
// 000 => Dim Line Compensation (000 default)
// 0 => Reserved
sendConfiguration(0b0001000000010000, 8); // Write config register 2 (4 latches)
delay(1);
InitBuffer();
WriteFrame();
delay(1);
}
void loop() {
for (int l = 0; l < 32; l++) {
sendScanline(l);
sendPwmClock(513);
}
}
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