volatile unsigned char Data_Addr_LATA @ 0xF89; //MPLAB編譯環境裏,“@”相當於彙編中的“EQU”僞指令
volatile unsigned char Data_Addr_PORTA @ 0xF80;
volatile unsigned char Data_Addr_TRISA @ 0xF92;
Data_Addr_LATA = 0x20;