In serial port interrupt, after the control is transferred to the interrupt service routine, the flag that is cleared is
A. RI
B. TI
C. RI and TI
D. none
Answer:A
In serial port interrupt, after the control is transferred to the interrupt service routine, the flag that is cleared is
A. RI B. TI C. RI and TI D. none
Explanation: In serial port interrupt, after the control is transferred to the interrupt service routine, neither of the flags is cleared.