hii The name of our project is 'microcontroller based serial debugger',it consists of AT89s51 microcontroller and a LCD display the idea of the proj is that by using 1 main debugger program we have to control the LCD rolling display program.first we have write the debugger program and right below that is application program ie.the LCD program...which has to b writtten in keil.it is like to control 1 program with the help of debugger program... by debugging we have to show,the register values and memory values at particular location of LCD program and add breakpoints , watchpoints in that LCD program... and the output is to b shown in hyperterminal of windows...by serial communication... we are using embedded C language for programming.. v need the logic how go abt ??? plss you guide us through this.. thanxs..