Jorj Bauer
9d53b3272e
remove constructs assuming the Y resolution < 256 pixels
2021-01-20 21:16:32 -05:00
Jorj Bauer
c41e497471
refreshing so fast was causing crosstalk on the keypad pins and phantom keystrokes. Slowed.
2021-01-20 20:53:50 -05:00
Jorj Bauer
97059a0a5b
add luminance cutoff for B&W mode
2021-01-19 18:40:13 -05:00
Jorj Bauer
efc36d40a8
merging display paths between SDL and Teensy
2021-01-19 15:37:54 -05:00
Jorj Bauer
766e04a820
tweak handling of B&W for GEOS. Not perfect on a scaled display.
2021-01-11 12:32:42 -05:00
Jorj Bauer
0df32dbeba
improve BIOS about screen
2021-01-09 12:15:35 -05:00
Jorj Bauer
b7ac5ad2b4
fixups for teensy display
2021-01-09 07:56:50 -05:00
Jorj Bauer
5c701b9418
use the apple font for the BIOS (reduce memory footprint, make prettier)
2021-01-09 07:15:00 -05:00
Jorj Bauer
f9d060b593
fix bounds overflow when drawing characters
2020-08-02 20:49:12 -04:00
Jorj Bauer
97888eec7a
convert to MQS (move keyboard and display to suit)
2020-07-15 10:19:57 -04:00
Jorj Bauer
e138f7be3f
convert to ili9341_t3n library to use full DMA transfers
2020-07-15 03:21:17 -04:00
Jorj Bauer
975b11c6c8
working on 80-column text rendering
2020-07-09 02:38:03 -04:00
Jorj Bauer
0024764fc4
threading fixes
2020-07-08 17:44:25 -04:00
Jorj Bauer
a78b4ff203
bump up drawing clock speed
2020-07-08 16:36:54 -04:00
Jorj Bauer
5702fc8ccd
bump clock back to 65
2020-07-06 21:33:22 -04:00
Jorj Bauer
235012a411
Teensy 4.1 work; bios option to invert paddles
2020-07-06 21:31:37 -04:00
Jorj Bauer
7f7d1cc5ce
conversion to 16-bit blit
2020-07-06 16:46:14 -04:00
Jorj Bauer
c9fe8edc29
first pass at Teensy 4.1 support
2020-07-06 07:04:22 -04:00
Jorj Bauer
f131910df2
abstract drawing so devices may have full or half resolution; rebuild BIOS interface
2018-02-17 20:44:04 -05:00
Jorj Bauer
99d0c8e72c
Squashed commit of
...
* New BIOS interface
* New linux framebuffer version
* Unified linuxfb and SDL with Teensy
* Abstracted VM RAM
* Fixed disk image corruption due to bad cache handling
* Variable CPU speed support
2018-02-07 10:28:40 -05:00
Jorj Bauer
7da0ed9a2b
refactor of UI layer
2018-01-07 14:44:23 -05:00
Jorj Bauer
7f6e7dd73a
refactor images
2018-01-07 08:24:53 -05:00
Jorj Bauer
c2e117745f
abstract the difference between the rowspans in various bitmaps
2017-02-28 08:15:11 -05:00
Jorj Bauer
b955dd106f
draw the drive status indicators from outside the CPU thread/ISR
2017-02-26 20:25:47 -05:00
Jorj Bauer
85d81d398a
segregating CPU and timing-sensitive sound operations from drawing/disk IO/debugging
2017-02-26 19:59:51 -05:00
Jorj Bauer
39fdffd9c4
continued work on sound: migrate to SDL for host-based audio debugging
2017-02-26 11:00:41 -05:00
Jorj Bauer
3af0b916d7
functional code for the Teensy
2017-02-20 13:55:16 -05:00