c code for using second serial port on p89c669

Is anbody having C code for using secand serial port on P89C669.Thanks in advance
c code for using second serial port on p89c669

Is anbody having C code for using secand serial port on P89C669.Thanks in advance
Second serial for 2051

Hi... I need to have 2 serial ports on my 2051. First to communicate with PC (at 9600) and second to communicate to another device (at 1200). As I think I need to write something like bit-bang function...
Second serial for 2051

Hi... I need to have 2 serial ports on my 2051. First to communicate with PC (at 9600) and second to communicate to another device (at 1200). As I think I need to write something like bit-bang function...
Problems with second serial port

Hi All, I am using TI MSC1212Y5 8-bit micro controller. It has 2 serial ports. I am trying to operate them independently. I am able to transmit the data on both ports. But I am unable to receive the...