Hello  

we want to implement DLMS COSEM protocol in our smart meters 

we are using TIDM-THREEPHASEMETER-F449 reference board for this purpose & we have a demo code which have the following libraries in IAR IDE format

iec62056_46_link.r43

packing.r43

server_msg.r43

xframe.r43 

can we get the source code of this core libraries ? 

If it should be obtained under payment then please kindly tell the price and licensing information 

Thanks