各种特殊寄存器中P0—P3的复位值为00H，SP的复位值为00H，PC的复位值为0000H，DPTR的复位值为0000H。
各种特殊寄存器中P0—P3的复位值为00H，SP的复位值为00H，PC的复位值为0000H，DPTR的复位值为0000H。
相关考题：
单片机复位后,SP、PC、I／O口的内容为( ) A.SP = 07H PC = 00H P0 = P1 = P2 = P3 = FFHB.SP = 00H PC = 0000H P0 = P1 = P2 = P3 = 00HC.SP = 07H PC = 0000H P0 = P1 = P2 = P3 = FFHD.SP = 00H PC = 00H P0 = P1 = P2 = P3 = 00H
单片机复位后，SP、PC、I/O口的内容为（）A、SP=07HPC=00HP0=P1=P2=P3=FFHB、SP=00HPC=0000HP0=P1=P2=P3=00HC、SP=07HPC=0000HP0=P1=P2=P3=FFHD、SP=00HPC=00HP0=P1=P2=P3=00H
单片机复位后，累加器A、PC、PSW的内容为（）。A、A=FFH PC=00H PSW=FFHB、A=00H PC=0000H PSW=00HC、A=07H PC=0000H PSW=FFHD、A=00H PC=00H PSW=00H
单片机复位后，SP、PC、I/O口（P0、P1、P2、P3）的内容为（）。A、SP=00H PC=1000H I/O 口=FFHB、SP=00H PC=0000H I/O 口=00HC、SP=07H PC=0000H I/O 口=FFHD、SP=07H PC=0000H I/O 口=00H
单选题8031复位后，PC与SP的值为（）A0000H，00H；B0000H，07H；C0003H，07H；D0800H，00H