15. The start-conversion on the ADC0804 is done by using the:
16. Which of the following instructions will move the contents of register 3 to the accumulator?
17. Which of the following statements will add the accumulator and register 3?
18. Which of the following commands will move the number 27H into the accumulator?
19. Which of the following commands will move the value at port 3 to register 2?
20. The number of data registers is:
21. When the 8051 is reset and the EA line is LOW, the program counter points to the first program instruction in the:
