STC micro STC8A8K64D4 Series - UART1 Interrupt

STC8A8K64D4 Series Manual
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11.5.13 UART1 Interrupt
C language code
//Operating frequency for test is 11.0592MHz
#include "reg51.h"
#include "intrins.h"
sfr T2L = 0xd7;
sfr T2H = 0xd6;
sfr AUXR = 0x8e;
sfr P0M1 = 0x93;
sfr P0M0 = 0x94;
sfr P1M1 = 0x91;
sfr P1M0 = 0x92;
sfr P2M1 = 0x95;
sfr P2M0 = 0x96;
sfr P3M1 = 0xb1;
sfr P3M0 = 0xb2;
sfr P4M1 = 0xb3;
sfr P4M0 = 0xb4;
sfr P5M1 = 0xc9;
sfr P5M0 = 0xca;
sbit P10 = P1^0;
sbit P11 = P1^1;
void UART1_Isr() interrupt 4
{
if (TI)
{
TI = 0; //Clear interrupt flag
P10 = !P10; //Test port
}
if (RI)
{
RI = 0; //Clear interrupt flag
P11 = !P11; //Test port
}
}
void main()
{
P0M0 = 0x00;
P0M1 = 0x00;
P1M0 = 0x00;
P1M1 = 0x00;
P2M0 = 0x00;
P2M1 = 0x00;
P3M0 = 0x00;
P3M1 = 0x00;
P4M0 = 0x00;
P4M1 = 0x00;
P5M0 = 0x00;
P5M1 = 0x00;