来回流水灯程序

#include typedef unsigned char uint8; typedef unsigned int uint16; sbit ENLED = P1^4; sbit ADDR0 = P1^0; sbit ADDR1 = P1^1; sbit ADDR2 = P1^2; sbit ADDR3 = P1^3; main() { uint16 i; uint8 j; ENLED = 0; ADDR0 = 0; ADDR1 = 1; ADDR2 = 1; ADDR3 = 1; while (1) { while(j