Question: III. Multiple Choice ( 20 points, 2 points each) 1. which one of the followings is bit-operation instruction? A. MOV P0, #0FH B. SETB TR1

III. Multiple Choice ( 20 points, 2 points each) 1. which

III. Multiple Choice ( 20 points, 2 points each) 1. which one of the followings is bit-operation instruction? A. MOV P0, \#0FH B. SETB TR1 C. CPL R0 D. POP PSW 2. The 8051 can handle interrupt sources. A. 3 B. 4 C. 5 D. 6 3. Which of the following register is 8-bit width in the 8051 microcontroller? A. DPTR B. Program Counter C. B D. Temporary Register 4. When the 8051 is reset and the EA line is HIGH, the program counter points to the first program instruction in the: A. internal code memory B. external code memory C. internal data memory D. external data memory 5. An alternate function of port pin P3.2 in the 8051 is: A. Timer 0 B. TXD C. Interrupt 0 D. RXD

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