MICROPROCESSORS
100504Module 4: Memory and I/O Interfacing
Q1h. How does the microcontroller communicate with the external peripherals/memory? (i) Via I/O ports (ii) Via register arrays (iii) Via memory (iv) All of the above20202m
Module 4: Memory and I/O Interfacing
View this question on its own page →How does the microcontroller communicate with the external peripherals/memory?
(i) Via I/O ports
(ii) Via register arrays
(iii) Via memory
(iv) All of the aboveQ1i. How are the address and data buses removed in external memory type of microcontrollers? (i) Through demultiplexing by external latch & ALE signal (ii) Through demultiplexing by external latch & DLE signal (iii) Through multiplexing by external latch & DLE signal (iv) Through multiplexing by external latch & ALE signal20202m
Module 4: Memory and I/O Interfacing
View this question on its own page →How are the address and data buses removed in external memory type of microcontrollers?
(i) Through demultiplexing by external latch & ALE signal
(ii) Through demultiplexing by external latch & DLE signal
(iii) Through multiplexing by external latch & DLE signal
(iv) Through multiplexing by external latch & ALE signalQ2a. Interface 16 kB of ROM and 8 kB of RAM with 8051 microcontroller. Write their address range.20207m
Module 4: Memory and I/O Interfacing
View this question on its own page →Interface 16 kB of ROM and 8 kB of RAM with 8051 microcontroller. Write their address range.
Q6a. What is a Timer circuit? Explain the Timer operations associated to 8051 microcontrollers by using Timer Registers.20247m
Module 4: Memory and I/O Interfacing
View this question on its own page →What is a Timer circuit? Explain the Timer operations associated to 8051 microcontrollers by using Timer Registers.
Q6b. Explain memory interfacing techniques in the 8051 microcontroller.20257m
Module 4: Memory and I/O Interfacing
View this question on its own page →Explain memory interfacing techniques in the 8051 microcontroller.
Q7a. Explain the interfacing of ADC with the 8051 microcontroller.20257m
Module 4: Memory and I/O Interfacing
View this question on its own page →Explain the interfacing of ADC with the 8051 microcontroller.
Q8b. Discuss LCD interfacing with neat diagrams.20257m
Module 4: Memory and I/O Interfacing
View this question on its own page →Discuss LCD interfacing with neat diagrams.
Q9a. Write short notes on: Counters20237m
Module 4: Memory and I/O Interfacing
View this question on its own page →Write short notes on: Counters
Q9c. Write short notes on: Timers/Counters20227m
Module 4: Memory and I/O Interfacing
View this question on its own page →Write short notes on: Timers/Counters
Q9c. Write short notes on: Memory Interfacing20237m
Module 4: Memory and I/O Interfacing
View this question on its own page →Write short notes on: Memory Interfacing
Q9c. Explain the concept of wait states in memory interfacing.20253.5m
Module 4: Memory and I/O Interfacing
View this question on its own page →Explain the concept of wait states in memory interfacing.