8051
does not provide the instruction for subtraction without borrow. (
)
does not provide the instruction for subtraction without borrow. (
)
举一反三
- Instruction<br/>“POP A” is a valid 8051 instruction. (<br/>)
- Instruction<br/>“PUSH B” is a valid 8051 instruction. (<br/>)
- Instruction<br/>“MOV C, 30H” is a valid 8051 instruction. ( )
- —Do you think I could borrow your dictionary? <br/>— ( ) . A: Yes, you may borrow. B: Yes, you could. C: Yes, help yourself. D: Yes, go on.
- What<br/>does the prefix “anti-”mean? A: without B: different C: against D: again