技术资料:
1)共阳驱动
2)蓝色为扩展IO的IO0 - IO7
3)绿色为扩展IO的IO8 - IO15
4)红色为扩展IO的IO16-IO23
5)公共端为扩展IO的IO24-IO31
6)可使用WiringBPI-595库[模拟SPI驱动]或者WiringBPI-SPI[硬件SPI驱动].
digitalWrite(y + 124, 1);
//digitalWrite(y + 124, 0);
digitalWrite(x + 116, 1);
digitalWrite(x + 108, 1);
digitalWrite(x + 100, 1);
digitalWrite(y + 124, 0);
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