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#define SERIAL_DELAY 3
#define SERIAL_CLK 4
#define SERIAL_INP 2
#define LATCH_CLK 3
void shift(unsigned char gert, unsigned char gert2) {
digitalWrite(LATCH_CLK, LOW);
shiftOut(SERIAL_INP, SERIAL_CLK, LSBFIRST, gert);
shiftOut(SERIAL_INP, SERIAL_CLK, LSBFIRST, gert2);
digitalWrite(LATCH_CLK, HIGH);
}
void setup() {
pinMode(SERIAL_CLK, OUTPUT);
pinMode(SERIAL_INP, OUTPUT);
pinMode(LATCH_CLK, OUTPUT);
shift(0, 0);
}
unsigned int i = 0;
void loop() {
i = ( i + 1 ) % 64;
unsigned char sr1 = 0x00 ^ (1 << (i / 8));
unsigned char sr2 = 0xff ^ (1 << (i % 8));
shift(sr1, sr2);
delay(10);
}
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