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#include <Arduino.h>
#include "pinDefs.h"
class BootlegDumbMatrix {
public:
int oe;
int latch;
int clock;
int data;
int rowCount;
int *rowPins;
BootlegDumbMatrix(){};
void init(){
pinMode(oe, OUTPUT);
pinMode(latch, OUTPUT);
pinMode(clock, OUTPUT);
pinMode(data, OUTPUT);
for (int i = 0; i < rowCount; i++) {
pinMode(rowPins[i], OUTPUT);
digitalWrite(rowPins[i], HIGH);
}
digitalWrite(oe, LOW);
}
void setRow(int row) {
for (int i = 0; i < rowCount; i++) {
digitalWrite(rowPins[i], HIGH);
}
if (row > rowCount) {
return;
}
digitalWrite(rowPins[row], LOW);
}
void shiftOut(uint8_t val) {
uint8_t i;
for (i = 0; i < 8; i++) {
digitalWrite(data, !!(val & (1 << i)));
digitalWrite(clock, HIGH);
digitalWrite(clock, LOW);
}
}
uint8_t lineBuffer[12];
void spewBuf(){
for (int i = 0; i < 12; i++) {
shiftOut(lineBuffer[i]);
}
}
void drawRow(int rowNum){
setRow(rowNum);
delayMicroseconds(delayVal);
digitalWrite(LATCH_PIN, LOW);
// delay(1);
digitalWrite(LATCH_PIN, HIGH);
}
void drawFrame(){
for (int line = 0; line < 8; line++) {
uint8_t *pattern = getPattern(line);
for (int i = 0; i < 12; i++) {
lineBuffer[i] = pattern[i];
}
spewBuf();
}
}
uint8_t getGreenPattern(int i){
switch (i%3){
case 0:
return 0b01001001;
case 1:
return 0b10010010;
default:
return 0b00100100;
}
}
};
BootlegDumbMatrix dmatrix = BootlegDumbMatrix();
void setup() {
dmatrix.oe = OE_PIN;
dmatrix.latch = LATCH_PIN;
dmatrix.clock = CLOCK_PIN;
dmatrix.data = DATA_PIN;
dmatrix.rowCount = 8;
dmatrix.rowPins = new int[8];
memcpy(dmatrix.rowPins, ROW_PINS, 8*sizeof(int));
// dmatrix.rowPins = ROW_PINS;
dmatrix.init();
Serial.begin(115200);
}
int counter = 0;
int delayVal = 15000;
void loop() {
dmatrix.drawFrame();
}
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