Switch between PPP dial out and dial in.

Hi, In my application I am using PPP to connect GSM/GPRS modem on serial port2. It is working. I also can use a serial port 1 to establish PPP connection from PC to be able to display web pages of...
Switch between PPP dial out and dial in.

Hi, In my application I am using PPP to connect GSM/GPRS modem on serial port2. It is working. I also can use a serial port 1 to establish PPP connection from PC to be able to display web pages of...
PPP NULL modem Dial-out

Hello, I'm trying to setup PPP over NULL modem. Till now i can dial-in to my keil MBD2100 with LPC 2129, over a NULL modem cable in windows and get my http-server to show my index.htm. When i...
PPP NULL modem Dial-out

Hello, I'm trying to setup PPP over NULL modem. Till now i can dial-in to my keil MBD2100 with LPC 2129, over a NULL modem cable in windows and get my http-server to show my index.htm. When i...
Dial Tone, ring back tone Generation

How i can generate these tones from the controller and make controller to suply tones to all sets in case all telephone sets goes off-hook.. I know i have to make a delay of 400Hz for Dial Tone , for...