Que: 41. In the JMP instruction how many bits are their for determining the target address?
|
| a. 16 |
| b. 32 |
| c. 22 |
| d. 10 |
Que: 42. Which of the following statements is/are correct?
|
| a. relative address of RJMP instruction varies from 000-fffH |
| b. target address of JMP instruction varies from 000000-3fffffH |
| c. IJMP instruction jumps to that address that points to by the Z register |
| d. all of the mentioned |
(d). all of the mentioned
Que: 43. Which of the following is used to represent the last RAM address?
|
| a. MEM |
| b. LASTRAM |
| c. RAMEND |
| d. None of the mentioned |
Que: 44. Which of the following statements are correct about the RCALL instruction?
|
| a. it is a 2 byte instruction |
| b. it is a 4 byte instruction |
| c. it is a 16 byte instruction |
| d. none of the mentioned |
(a). it is a 2 byte instruction
Que: 45. On power on SP points to the address?
|
| a. ffffH |
| b. fffH |
| c. 00h |
| d. all of the mentioned |
Que: 46. Which of the following statements is true?
|
| a. CALL instruction is used to transfer control anywhere in the 4M memory space |
| b. PUSH instruction is used to take out the value from the stack into some register |
| c. POP instruction is used to jump to any location |
| d. RCALL is a 4 byte instruction |
(a). CALL instruction is used to transfer control anywhere in the 4M memory space
Que: 47. In AVR, which registers are there for the I/O programming of ports?
|
| a. PORT |
| b. PIN |
| c. DDR |
| d. All of the mentioned |
(d). All of the mentioned
Que: 48. The data will not go from the port registers to the pin unless:
|
| a. DDR register of that port is set to 0 |
| b. PORT register of that port is set to 1 |
| c. DDR register of that port is set to 1 |
| d. PORT register of that port is set to 0 |
(c). DDR register of that port is set to 1
Que: 49. On reset DDR registers of all ports are set to:
|
| a. 0 |
| b. 1 |
| c. None of the mentioned |
| d. Both of the mentioned |
Que: 50. All series of AVR has 8 pins in all of their ports?
|
| a. TRUE |
| b. FALSE |
| c. none of the mentioned |
| d. can’t be determined |