38 lines
702 B
Arduino
38 lines
702 B
Arduino
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// set an array to store character of “0”
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unsigned char Text[]={0x00,0x1c,0x22,0x22,0x22,0x22,0x22,0x1c};
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void Draw_point(unsigned char x,unsigned char y) {
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clear_();
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digitalWrite(x+2, HIGH);
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digitalWrite(y+10, LOW);
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delay(1);
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}
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void show_num(void) {
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unsigned char i,j,data;
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for(i=0;i<8;i++) {
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data=Text[i];
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for(j=0;j<8;j++) {
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if(data & 0x01)
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Draw_point(j,i);
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data>>=1;
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}
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}
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}
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void setup(){
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int i = 0 ;
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for(i=2;i<18;i++) {
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pinMode(i, OUTPUT);
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}
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clear_();
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}
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void loop() {
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show_num();
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}
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void clear_(void) {
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for(int i=2;i<10;i++)
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digitalWrite(i, LOW);
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for(int i=0;i<8;i++)
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digitalWrite(i+10, HIGH);
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}
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