A asdf246 New Member Jun 8, 2010 #1 I connected Tx and Rx of PIC18F24K20 to MAX232 IC T1IN and R1OUT respectively. With T1OUT and R1IN to DB9 modem of Pin 2 and 3 respectively. GSM Modem: Short Pin 7 and 8 ; also short Pin 1, 4 and 6. Ground Pin 5. I'm stucked till here. Seeking for help. Rgds.
I connected Tx and Rx of PIC18F24K20 to MAX232 IC T1IN and R1OUT respectively. With T1OUT and R1IN to DB9 modem of Pin 2 and 3 respectively. GSM Modem: Short Pin 7 and 8 ; also short Pin 1, 4 and 6. Ground Pin 5. I'm stucked till here. Seeking for help. Rgds.