iniG704-E1 is a ISDN E1 framer. It implements CCITT G704 framing structures at 2048 kbit/s. The core is written in VHDL. This core is structured in main building blocks which remain the same in different applications.
It can be target to any technology and comes with a testbench.
Universal ISDN E1 Framer
Asymmetric Application (e.g. E1 - ATM, nx64 - E1, E1 - 30 BRI-Channels)
Symmetric Application (e.g. E1-E1)
Basic and Multiframe Alignment
Alarm Bit Processing
Customizable Error Counters
Selectable Conditions for Loss of SYNC
CRC4 Error Checking and Monitoring
Structural VHDL RTL Description