PUSH/POP instructions support only ( )addressing mode.
A. register
B. immediate
C. direct
D. register indirect
查看答案
Instruction “MOVX A, @DPTR” is a valid 8051 instruction. ( )
Instruction “RLC R0” is a valid 8051 instruction. ( )
Instruction “CPL P1.0” is a valid 8051 instruction. ( )
Instruction “POP A” is a valid 8051 instruction. ( )