Hi all iam working on c51 cygnal microcntrollers iam performing serial communication , at the console iam performing some manipulations and iam updating in an array[255] now i would like to send this array to controller and iwant to write the received array to external memory of microcntroller could you please suggest me how perform this , note i have already established serial communication between console and microcontroller, at the console iam running c programme from that programme i have to send one array to microcontroller.please suggest me how to do this. regards ken