AR1688 Software 0.44     0.43 & 0.44 Revision list (Oct 1, 2009): 1. SDCC compiler upgrade to 2.9.0 2. Fixed a UDP zero length data bug 3. Added "Dial Prefix" to call out numbers in all other situations besides 'call' key pressed 4. Seperated serial send and receive buffer size 5. Limited ethernet continue receive max 5 packets to reduce voice out packet jitter 6. Added DTMF detect in incoming voice stream 7. Vuong Toàn Dung added Vietnam support 8. Updated Manager.exe debug window title with IP address when "Debug IP Only" 9. Added "Ring Volume" option to seperate ring volume and speaker phone volume settings 10. Added UART IRQ mode select between "half full" and "anything received", removed none-IRQ mode UART support, UART baudrate changed back to 19200bps on both AR168M and 8051     Software download (zipped files): Please email us if you can not find what you need here. Software API AR168F IP phone SIP English IAX2 English AR168G(GP1260) IP phone SIP Chinese IAX2 Chinese SIP English IAX2 English AR168M VoIP module SIP Chinese IAX2 Chinese SIP English IAX2 English AR168P IP phone SIP English IAX2 English GF302 IP phone SIP Chinese IAX2 Chinese SIP English IAX2 English GP1266 IP phone SIP Chinese IAX2 Chinese SIP English IAX2 English GP2266 IP phone SIP Chinese IAX2 Chinese SIP English IAX2 English YWH201 IP phone SIP Chinese IAX2 Chinese SIP English IAX2 English