77ec62a091
at 2.6mhz, 9600baud, I was experiencing lost characters during line scroll or screen clear. To compensate, replace modem polling with asynchronous/interrupt-based code. Up to 256 bytes of modem data can be buffered.
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Also, enable modem, vt100 as default
Also, erase screen before switching to 80-column mode to prevent unsightly flashes.
2021-10-24 20:13:06 -04:00
26ceb7aa50
start of a CDA to control vt100 parameters.
2021-10-23 12:25:20 -04:00
31394e84c4
backspace in column 0 was falling through to tab.
2021-10-03 16:09:39 -04:00
6c8da61822
^G beep support. uses ensoniq to match the vt100 beep.
2021-10-03 16:09:20 -04:00
63cac578bd
vt52 might be more or less complete now.
2021-09-24 21:52:42 -04:00
73722a2c02
enable cursor, some fixes
2021-09-23 23:43:25 -04:00
1b2ac595d7
fixes
2021-09-23 17:16:10 -04:00
e9e969a56b
tab/keypad fixes
2021-09-21 23:40:22 -04:00
6abf2574e3
fixes.
2021-09-21 22:35:33 -04:00
dfdf608018
more code
2021-09-20 22:45:02 -04:00
9c526bd762
more stuff
2021-09-19 18:49:29 -04:00
6e0de284e0
more vt100 code
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to handle DECAWM mode, bit 7 of x ($80 + 79) indicates a wrap is imminent, as opposed to just being in column 79. backspace, etc will drop back to column 78 (based on testing).
2021-09-17 19:50:56 -04:00
073813c199
more updates.
2021-09-05 17:04:52 -04:00
492a3bfbec
adding everything in progress, regardless of state.
2021-09-04 17:52:35 -04:00
Kelvin Sherlock