First work on project

This commit is contained in:
Florian Zahn 2019-11-06 19:18:16 +01:00
parent a419877236
commit 14316190c5
2 changed files with 126 additions and 0 deletions

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gedoens-excel.xlsx Normal file

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sketch_nov03b.ino Normal file
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#define LOAD 10
#define DATA 8
#define CLOCK 9
#define MAX_WIDTH 32
#define MAX_HEIGHT 40
typedef struct image_t {
int width;
int height;
byte data[MAX_WIDTH * MAX_HEIGHT];
};
image_t img;
byte get_pixel(image_t* p, int x, int y) {
return p->data[y*p->width + x];
}
byte set_pixel(image_t* p, int x, int y, byte value) {
p->data[y*p->width + x] = value;
}
void setup() {
Serial.begin(115200);
img.width = 32;
img.height = 40;
// put your setup code here, to run once:
byte pixel = 1;
for(int y = 0; y < img.height; y++) {
pixel = y % 2;
for(int x = 0; x < img.width; x++) {
set_pixel(&img, x, y, pixel);
pixel = !pixel;
}
}
pinMode(DATA,OUTPUT);
pinMode(CLOCK,OUTPUT);
pinMode(LOAD,OUTPUT);
}
void send_block(image_t* p, int x, int y) {
int order[32][2] = {
{ 6, 2 }, // 32
{ 7, 2 }, // 31
{ 6, 3 }, // 30
{ 5, 2 }, // 29
{ 5, 3 }, // 28
{ 4, 2 }, // 27
{ 7, 3 }, // 26
{ 4, 3 }, // 25
{ 3, 3 }, // 24
{ 3, 2 }, // 23
{ 2, 3 }, // 22
{ 0, 2 }, // 21
{ 2, 2 }, // 20
{ 1, 3 }, // 19
{ 1, 2 }, // 18
{ 0, 3 }, // 17
{ 0, 0 }, // 16
{ 1, 1 }, // 15
{ 0, 1 }, // 14
{ 1, 0 }, // 13
{ 2, 1 }, // 12
{ 2, 0 }, // 11
{ 3, 0 }, // 10
{ 3, 1 }, // 9
{ 4, 0 }, // 8
{ 7, 1 }, // 7
{ 7, 0 }, // 6
{ 4, 1 }, // 5
{ 5, 0 }, // 4
{ 6, 1 }, // 3
{ 6, 0 }, // 2
{ 5, 1 } // 1
};
Serial.println("start block");
for(int n = 0; n < 32; n++) {
int x_offset = order[n][1];
int y_offset = order[n][0];
byte pixel = get_pixel(p, x + x_offset, y + y_offset);
Serial.print("x=");
Serial.print(x_offset);
Serial.print(" y=");
Serial.print(y_offset);
Serial.print(" pixel=");
Serial.println(pixel);
digitalWrite(DATA, pixel);
clock();
}
// 33 bit - kein pixel - senden
clock();
}
void clock() {
digitalWrite(CLOCK,HIGH);
digitalWrite(CLOCK,LOW);
}
void load() {
digitalWrite(LOAD,HIGH);
digitalWrite(LOAD,LOW);
}
void loop() {
digitalWrite(DATA, LOW);
for(int i = 0; i < 1320; i++) {
clock();
}
for(int y = 0; y < img.height; y+=8) {
for(int x = 0; x < img.width; x+=4) {
send_block(&img, x, y);
}
}
load();
}