For Data exchange/ transfer it is adviceable to use XML request, Tally will support both ODBC and XML request, for good practice click to view...
TallyPrime XML Request are slight different from TallyERP, some of the additional TDL codes are required for List Of companies, click to view TDL...
You Can Try this.. VoucherTypeName Tag for Your Voucher Type <ENVELOPE> <HEADER> <VERSION>1</VERSION> <TALLYREQUEST>Export</TALLYREQUEST>...
Sample php and .net code integration for xml item wise stock summary...
Simple Example to under stand the PHP integration http://coimbatore-biz.com/blog/techsupport/Tally%20Integration%20Capabilitiesp0st412
You can use the followings for price details <ENVELOPE> <HEADER> <VERSION>1</VERSION> <TALLYREQUEST>Export</TALLYREQUEST>...
Separate names with a comma.