Two example channel access programs are provided in this EPICS extension.
Dopi is a Dumb OPI CA client. It
dopi <channel name> [<write val>,<write val>,...]
handshake is an example CA client which handshakes with another copy of itself.
handshake <listen channel> <reply channel>
The following tar file contains source code only (no binaries), and was compressed using gnuzip.