• RS232 communication in 8051
    Dear all, i am new to this domain. i am trying to send some data from 8051 microcontroller to the PC. i am using philips P89V51RD2 microcontroller and i am using Keil4.22 version tool to program. i...
  • RS232 & MAX232 serial communication
    Iam connecting microcontroller 8051 with my PC COM1 port to have serial communication. To have same voltage levels between PC and 8051 i have used MAX232 but i need to know what other components like...
  • problem while rs232 communication
    hi all, i am using the 8051 programmer with 89V51RD chip. But when these programmer is connected to computer via serial port,it shows the error "DEVICE NOT FOUND" i.e. there is no communication present...
  • rs232 serial communication
    Hello I need to communicate gsm module. as it use asci AT commands I ask if I can connect the modems serial port directly to the microcontroller such as 89s51/8051 or I need interface?
  • RS232 serial communication
    i need to write a program to send a set of data from PC to 8051 through the rs232. How can find the sample source code and referance material for that. Thx for your help.