Question: introduction to microprocessors solve all questions Question 1 (10 marks) a) Draw the structure of each one of the following registers: PSW, TCON, TMOD, SCON,

introduction to microprocessors

solve all questions

Question 1 (10 marks) a) Draw the structure of each one of the following registers: PSW, TCON, TMOD, SCON, and SBUF. b) Explain the conditions of each of the above registers. Question 2 (10 marks) Describe the function of each pin of the 8051 microcontroller. a) RST b) PORT 0,1,2,3 c) EA/VPP d) XTAL2, XTALI e) RXD, TXD Question 3 (10 marks) a) If the checksum byte for memory data equal E8H. Perform the checksum operation to ensure data integrity if the memory has 4 bytes of hexadecimal data: 25H, 22H, 3FH, and 52H. b) What is the difference between RET and RETI? c) What is the difference between command bit and sbit in c programming? d) What is the difference between MOVC and MOVX

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