Well... just connect GSM Mod. TX to input of buffer then output of buffer to RX of PIC... Just like this...http://piczasso.com/i/thumbs/b8ruv.bmp
If that doesn't work i suggest you spy in your...
Type: Posts; User: master_olan; Keyword(s):
Well... just connect GSM Mod. TX to input of buffer then output of buffer to RX of PIC... Just like this...http://piczasso.com/i/thumbs/b8ruv.bmp
If that doesn't work i suggest you spy in your...
Well I programmed a PIC16f877a to a GSM modem for a friend some months ago... I also had problems with receiving data from Modem to PIC and added a buffer (74LS125)... It worked after that... also...
Hi...may i ask first what's the purpose of the a0...a3 variables?
am I understanding correctly that your program waits for "SM" from the modem for 5 seconds if not goes to main2? then if the modem...