Serial Data reading is not working

Hi everyone i am working on a control car project by using Atmel At89S51 8051 mircocontroller. By coding with assembly langugage , i figured out the MOV A,SBUF is not reading anything and send to Accumulator...
Serial Data reading is not working

Hi everyone i am working on a control car project by using Atmel At89S51 8051 mircocontroller. By coding with assembly langugage , i figured out the MOV A,SBUF is not reading anything and send to Accumulator...
reading data from serial port in linux

Dear All, I am trying to write and read to and from serial port for SBC (ARM9) board in linux able to write data successfully but while reading data from device need carriage return.... if any...
reading data from serial port in linux

Dear All, I am trying to write and read to and from serial port for SBC (ARM9) board in linux able to write data successfully but while reading data from device need carriage return.... if any...
Memory read error at 0xF8000008: Cannot read write-only register.

Hello, I am not sure, here is correct place to ask this question. But I want to try ; I have received an error : Memory read error at 0xF8000008: Cannot read write-only register, When I try to...