18 Commits

Author	SHA1	Message	Date
Travis Goodspeed	62308ea33b	LCD now begins dark, for diagnostics when clock won't stabilize.	2017-09-30 13:12:11 -04:00
Travis Goodspeed	9a9a90594d	3-mux instead of 4-mux.	2017-09-29 14:15:37 -04:00
Travis Goodspeed	c6242323c1	Fixes LCD contrast by changing bias from 1/3 to 1/2. Close #23.	2017-09-29 13:46:39 -04:00
Travis Goodspeed	b71f546246	Moved drawing code back into main.c.	2017-09-28 17:34:46 -04:00
Travis Goodspeed	d768e69f6a	Calculator app now clears the stack on the first press of the mode button.	2017-09-27 16:10:24 -04:00
Travis Goodspeed	ba5fa9dd43	Completed support for the mode button. Close #18.	2017-09-26 16:34:24 -04:00
Travis Goodspeed	0617ebc36a	Fixes a bug in the keyscanning routine.	2017-09-26 16:23:34 -04:00
Travis Goodspeed	a54aa63e46	Sidebutton support toward #18. Mode switches come next.	2017-09-26 16:05:55 -04:00
Travis Goodspeed	1135e5526b	Clock watching figures in the LCD drawing, as well as a (disabled) cpu load monitor.	2017-09-26 14:15:47 -04:00
Travis Goodspeed	7d03b32529	Faster clearing of the LCD. (Cycles matter at 32kHz.)	2017-09-26 13:57:24 -04:00
Travis Goodspeed	05857fff41	RPN Calculator works! Close #16.	2017-09-26 12:59:02 -04:00
Travis Goodspeed	3ec6b5f42f	Beginnings of app support for #15. Also adds date to RTC.	2017-09-26 11:44:10 -04:00
Travis Goodspeed	ffbcb11212	Proper getchar() routine, keypad arrangement. Close #2.	2017-09-26 09:15:55 -04:00
Travis Goodspeed	5010755477	Fixes clock sources and power management. RTC is now sourced from XT1. Close #14.	2017-09-25 16:26:18 -04:00
Travis Goodspeed	9f5defef16	Double-buffering for cleanup display. Makes a big difference.	2017-09-24 20:44:05 -04:00
Travis Goodspeed	285ac5a58d	Fixed all compiler warnings.	2017-09-24 16:38:14 -04:00
Travis Goodspeed	df6c132e83	LCD driver is now functional. Close #1.	2017-09-24 16:06:59 -04:00
Travis Goodspeed	b9bfa08e67	Initial firmware toward #11. Still needs an accurate LCD mapping.	2017-09-23 11:20:55 -04:00