Commodore Color Graphics Manipulation System Terminal by Craig Smith (1985-1988), alwyz (2017-2020), Michael Steil (2022).
Latest source code is at mist64/ccgmsterm along with the Documentation.
Usage with WiModem
- Switch baud rate to 300
F7 -> B -> RETURN - Switch terms to ASCII Mode
F8 - View modem status
ATI(case-sensitive) - Turn the brightness of the modem LED down
AT*LED2 - If necessary, update firmware
AT*UPDATE - Change the baud of the modem
AT*B2400 - Switch the baud of CCGMS to match
F7 -> B -> RETURN - Dial a BBS
ATDT bbs.8bitboyz.com:6502 - When you are done, hang up
ATH
Note: This BBS doesn't work well on the C64. I just used it as an example as I usually connect to it from my RC2014 system.
You can increase the baud rate to 4800 or 9600 by switching the Modem Type to UP9600 / EZ232. I found 9600 had a few errors so use 4800.