51_LanQiaoBei/模板/蓝桥杯全模块测试例程/串口模块/Driver/Init.c

12 lines
158 B
C
Raw Permalink Normal View History

2025-04-13 01:02:19 +08:00
#include <Init.h>
void System_Init()
{
P0 = 0xff;
P2 = P2 & 0x1f | 0x80;
P2 &= 0x1f;
P0 = 0x00;
P2 = P2 & 0x1f | 0xa0;
P2 &= 0x1f;
}