单片机c语言下载

[weixin_39821051]

sfr P0 = 0x80; /* PORT 0 LATCH */
sfr SP = 0x81; /* STACK POINTER */
sfr DPL = 0x82; /* DATA POINTER LOW */
sfr DPH = 0x83; /* DATA POINTER HIGH */
sfr PCON = 0x87; /* POWER CONTROL */
sfr TCON = 0x88; /* TIMER/COUNTER CONTROL */
sfr TMOD
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