問(wèn)答題

【簡(jiǎn)答題】

試分別說(shuō)明下列語(yǔ)句的功能:
①STM #SPCR10,SPSA0
STM #0001H,BSP0
②STM #SPCR20,SPSA0
STM #0081H,BSP0
③STM #SPCR20,SPSA0
ORM #01000001B,BSP0

答案: ①STM #SPCR10,SPSA0
STM #0001H,BSP0
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