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| author | Benji Dial <benji6283@gmail.com> | 2021-01-24 12:00:11 -0500 |
|---|---|---|
| committer | Benji Dial <benji6283@gmail.com> | 2021-01-24 12:00:11 -0500 |
| commit | bce944d1498eaa3b6940ee234c863b3548a66b37 (patch) | |
| tree | ea40c087ab4f0f236aee8d158cf68550f5209f72 /doc/internal/scantabs.txt | |
| parent | ca731aa747214919df7b3dfe3478dbe787ce5b68 (diff) | |
| download | portland-os-bce944d1498eaa3b6940ee234c863b3548a66b37.tar.gz | |
graphics!
Diffstat (limited to 'doc/internal/scantabs.txt')
| -rw-r--r-- | doc/internal/scantabs.txt | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/doc/internal/scantabs.txt b/doc/internal/scantabs.txt new file mode 100644 index 0000000..208da08 --- /dev/null +++ b/doc/internal/scantabs.txt @@ -0,0 +1,17 @@ +scan table file header: + uint32_t: number of scan tables + 0x10 aligned scan table records + +scan table record: + uint32_t offset in file of table data / 0x200 + uint8_t: length of prefix + uint8_t's: prefix + +table data (0x200 aligned): + first key down table then key up table + uint8_t's: + 0x00: bad scancode + 0x01: prefix (go to table) + 0x02: wrong polarity (go to other up or down) + 0x03: good scancode, no keycode + other: keycode |