p4_1.c

单片机原理与应用实例教程 单片机原理与应用实例教程

main(){
	unsigned char data* pRAM = 0x00;
	unsigned short nSum = 0x45F3;
	nSum += 0x8D34;					/*将两个数相加*/
	pRAM[0x50] = nSum & 0xFF;			/*结果的低字节存入50H单元*/
	pRAM[0x51] = ( nSum >> 8 ) & 0xFF;		/*结果的高字节存入50H单元*/
}