The transmission unit does not require assistance from processor if once a byte for transmission is written to
A. SCON register
B. SBUF register
C. SFR address
D. any of the mentioned
Answer:A
The transmission unit does not require assistance from processor if once a byte for transmission is written to
A. SCON register B. SBUF register C. SFR address D. any of the mentioned
Explanation: once a byte for transmission is written to the serial buffer(SBUF) register, the transmission unit does not require assistance from processor.