11 Commits

Author	SHA1	Message	Date
Kelvin Sherlock	dbda9761c5	full keypad support	2021-04-19 16:46:01 -04:00
Kelvin Sherlock	4823852c6b	use 1-sec interrupt to flash the cursor.	2021-04-16 19:00:43 -04:00
Kelvin Sherlock	0285afc299	hook up the modem i/o.	2021-04-15 23:02:43 -04:00
Kelvin Sherlock	3eff019871	modem read/write/init code.	2021-04-14 22:54:07 -04:00
Kelvin Sherlock	874929a085	use the power of external constants to generate a block count.	2021-04-14 22:53:46 -04:00
Kelvin Sherlock	f458f27860	cursor WIP	2021-04-06 23:44:25 -04:00
Kelvin Sherlock	bbadb81a73	differentiate arrow keys vs control codes ... in general, use 8-bit m/x.	2021-04-06 22:44:37 -04:00
Kelvin Sherlock	ab12cc184d	scroll up/down were reversed.	2021-04-04 22:54:53 -04:00
Kelvin Sherlock	147694ca66	page 1/2 logic was wrong. also update the text pointers when y changes.	2021-04-04 22:50:13 -04:00
Kelvin Sherlock	02acf18c04	move code to $6000 since $0800 interferes w/ text page 2.	2021-04-04 21:42:52 -04:00
Kelvin Sherlock	2efe25fdb9	terminal emulator experiments.	2021-04-04 20:22:43 -04:00