Telcom emulates a vt52
On Sun, Feb 21, 2021, at 4:28 PM, Brian White wrote: > I said the modem is the telnet client. > > Telnet is a tcp/ip protocol and there is no such thing as tcp/ip on a 100. No > networking hardware and not enough cpu or ram to do anything useful if there > were such a thing as a network card. > > The modem has it's own cpu and ram and tcp/ip stack software, and the > computer just talks plain serial tty to it, just like ordinary phone modems. > > If you mean is there a better terminal emulator, there might be. For starters > at least there is a whole directory devoted to telcom apps in the M100SIG > archive, including some apps that seem to be vt52 and vt100 emulators, and > some archived discussion threads about them. I haven't gone through it all to > see what's what. > https://archive.org/details/M100SIG > There seems to be at least one vt100 emulator app on club100 > http://club100.org/library/libtel.html > > A terminal or terminal emulator is a separate thing from a telnet or ssh > client. They are often bundled together in typical windows or mac apps, but > really the telnet part is a separate job from the terminal emulator part. > > So in this case, the modem does the physical network connection (the wifi) > and the tcp/ip and telnet protocol, and provides a plain tty interface on a > serial port. And the computer only needs a terminal app to read text from the > serial port and display on the screen, and read text from the keyboard and > send to the serial port. There is no ethernet or tcp/ip or telnet knowledge > or code in the computer, that's all in the modem. The computer only needs a > serial comm program just like with any other modem. > > The built-in telcom app is very basic and does not emulate ansi or vt100, so > you could do with a better terminal app if there is one. Especially if there > is one that can work with the Disk/Video Interface to use a full 80x25 screen. > > But the built-in telcom app does the basic job. > > -- > bkw > > On Sun, Feb 21, 2021, 4:03 PM Jeff Gonzales <[email protected]> wrote: >> So would you still use the built-in terminal or is there an actual telnet >> client available for the m100 now? >> >> On Sun, Feb 21, 2021 at 1:58 PM Brian K. White <[email protected]> wrote: >>> On 2/20/21 5:22 PM, Jeff Gonzales wrote: >>> > How do you connect to remote BBS' with this? I have only done it with >>> > telnet on a computer. How do AT commands work on wifi? Does the >>> > device have a SIM card and, of so, are the remote BBS' still using >>> > modems?? >>> >>> The remote side is a telnet server running bbs software. You can telnet >>> to it using any telnet client. >>> >>> On the client side, the device connects to wifi, not the cell network, >>> so no sim card. >>> >>> And the device is essentially a telnet client, meaning the device does >>> the tcp/ip and the telnet protocol with the telnet server, just like how >>> a regular modem does all the v.42bis handshaking and error correction >>> and compression with the other modem. >>> >>> You control the device with AT commands, both to get connected to wifi >>> and to "dial" some telnet server. >>> >>> How exactly the AT commands work is what the manual is for. You just use >>> them the same as with any other modem. There's commands to list all wifi >>> networks in the area, supply a password to join a network, set static IP >>> settings or dhcp, even to control the led. The ATDT command accepts an >>> ip or hostname and tcp port number like "hostname:port" instead of a >>> phone number. >>> https://www.cbmstuff.com/downloads/wimodem/wimodem232_manual.pdf >>> >>> Every modem ever made had it's own special AT commands for various >>> functions. This is no different. >>> >>> -- >>> bkw >>>
