[asterisk-dev] Regarding documents to understand wctdm.c code

[Lavanya Chelikam]

 Hi all,
          
            Please can anybody let me know if any doccuments are there to understand  Wilcard TDM400P TDM FXS/FXO Interface Driver for Zapata Telephony interface(wctdm.c)


Thanks in Advance,
Lavanya.