Which bit of the IE register is used to enable TxD/RxD interrupt?
A. IE.D5
B. IE.D2
C. IE.D3
D. IE.D4
Answer:A
Which bit of the IE register is used to enable TxD/RxD interrupt?
A. IE.D5 B. IE.D2 C. IE.D3 D. IE.D4
Explanation: IE.D4 is used to enable RS interrupt or the serial communication interrupt.