关于WAIT指令,以下语句正确的是
A: WAITR[i]>R[i]
B: WAITconstant>constant
C: WAITAI/AO=ON
D: WAITDI/DO=ON
A: WAITR[i]>R[i]
B: WAITconstant>constant
C: WAITAI/AO=ON
D: WAITDI/DO=ON
举一反三
- 向模拟输出信号输出寄存器的值。( ) A: R[i]=AI[i]AO[i]=值AO[i]=R[i] 【答案】AI[i] =R[i] B: AO[i]=值 C: AO[i]=R[i] D: AI[i] =R[i]
- 向模拟输出信号输出寄存器的值。( ) A: R[i]=AI[i] B: AO[i]=值 C: AO[i]=R[i] D: AI[i] =R[i]
- 下面哪些指令属于非运动指令?() A: R[i] B: SELECT C: WAIT D: SPOT E: CALL
- The train is late, and I can do nothing but ________. A: to wait B: waiting C: await D: wait
- 以下哪个不能作为运动指令中位置数据?( ) A: R[i] B: P[i] C: PR[i] D: PR[R[i]]