비동기식 직렬 전송(UART)시 start bit와 stop bit의 신호 상태는?
start bit : low, stop bit : high
start bit : high, stop bit : low
start bit : low, stop bit : low
start bit : high, stop bit : high
비동기식 직렬 전송(UART)시 start bit와 stop bit의 신호 상태는?
A. start bit : low, stop bit : high
B. start bit : high, stop bit : low
C. start bit : low, stop bit : low
D. start bit : high, stop bit : high