TMR0 EQU 01H 定义定时器/计数器0寄存器地址 PCL EQU 02H 定义程序计数器低字节寄存器地址 STATUS EQU 03H 定义状态...

代码说明：

TMR0 EQU 01H 定义定时器/计数器0寄存器地址 PCL EQU 02H 定义程序计数器低字节寄存器地址 STATUS EQU 03H 定义状态寄存器地址 PORTA EQU 05H 定义RA口数据寄存器地址-TMR0 EQU 01H the definition of timer/counter 0 register address PCL EQU 02H the definition of program counter register low-byte address STATUS EQU 03H the definition of the status register address PORTA EQU 05H the definition of population data register address RA