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Dynamic Signal
.png)
NOOB Series
Dynamic Signal
.png)
Learn how to use 2x74hc595 shift register with
Circle Electronic NOOB Series Circuit

We inspired by the Cars Rear Lights


What can you do?
You can learn to use 2x74hc595 Shift Register in single project.

Schematic

Codes
#define CLOCK 10
#define LATCH 9
#define DATA 8
#define DATA2 7
#define LATCH2 6
#define CLOCK2 5
byte leds[]={0b00000000,
0b00000001,
0b00000011,
0b00000111,
0b00001111,
0b00011111,
0b00111111,
0b01111111,
0b11111111,
};
void setup()
{
pinMode(CLOCK,OUTPUT);
pinMode(LATCH,OUTPUT);
pinMode(DATA,OUTPUT);
pinMode(CLOCK2,OUTPUT);
pinMode(LATCH2,OUTPUT);
pinMode(DATA2,OUTPUT);
}
void loop()
{
for (int led=0;led<=8;led++)
{
digitalWrite(LATCH,LOW);
shiftOut(DATA,CLOCK,MSBFIRST,leds[led]);
digitalWrite(LATCH,HIGH);
delay(80);
if(led == 8){
for (int led=0;led<=9;led++)
{
digitalWrite(LATCH2,LOW);
shiftOut(DATA2,CLOCK2,MSBFIRST,leds[led]);
digitalWrite(LATCH2,HIGH);
delay(80);
}
}
}
}
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