In 8251A, the pin that controls the rate at which the character is to be transmitted is
A. TXC(active low)
B. TXC(active high)
C. TXD(active low)
D. RXC(active low)
Answer:A
In 8251A, the pin that controls the rate at which the character is to be transmitted is
A. TXC(active low) B. TXC(active high) C. TXD(active low) D. RXC(active low)
Explanation: Transmitter Clock Input (TXC(active low)) is a pin that controls the rate at which the character is to be transmitted.