What should be done if we want to double the baud rate?
A. change a bit of the TMOD register
B. change a bit of the PCON register
C. change a bit of the SCON register
D. change a bit of the SBUF register
Answer:A
What should be done if we want to double the baud rate?
A. change a bit of the TMOD register B. change a bit of the PCON register C. change a bit of the SCON register D. change a bit of the SBUF register
Explanation: PCON register consists of SMOD bit as its D7 bit, so if we set this bit then the baud rate gets doubled.