yes we can.just put 0XAAH in | Microcontroller › 8051 › Can we turn LED on and off from serial port to 8051 › yes we can.just put 0XAAH in March 4, 2012 at 9:57 am #7233 Mehtab AliParticipant yes we can.just put 0XAAH in accumulator. connect led to txd pin of 8051. start sending the data from accumulator via serial port
