diff --git a/README.md b/README.md index b4ea5e1..939eeda 100644 --- a/README.md +++ b/README.md @@ -14,7 +14,8 @@ Status: **design**. No boards ordered, no firmware written. | `hardware/half` | 2 (mirrored) | TBD — layout not designed | MCU, matrix, USB-C, SBU split link | | `hardware/numpad` | 1 | 25 (16 numpad + 9 nav) | MCU, matrix, 1 encoder, **CH334R hub**, 3 downstream ports | -**Numpad layout is settled** — see `docs/numpad-layout.svg`. Six columns by five +**Numpad layout is settled** — see `docs/numpad-layout.svg`, and +`docs/three-board-overview.svg` for all three at the same scale. Six columns by five rows, ~114 × 95 mm. Arrows take the **outer** left column on the principle that the most-used keys go furthest out, PgUp/PgDn sit beside them, and Del/Home/End fill the rest of the two nav columns. **No Num key** — the firmware resolves diff --git a/docs/three-board-overview.svg b/docs/three-board-overview.svg new file mode 100644 index 0000000..a3c49b0 --- /dev/null +++ b/docs/three-board-overview.svg @@ -0,0 +1,94 @@ + +All three boards to scale +Left half, right half and numpad drawn at the same key spacing. The halves show a placeholder column-staggered core; the numpad shows its settled six by five layout with the two-unit zero key, tall plus and enter keys, and the two-unit encoder cell. +All three boards, same scale +One cable to the PC. Both halves plug into the numpad; the split link rides the spare SBU pins. + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +Left half +layout TBD +Right half +mirror of left +Numpad +25 keys + knob +Half layouts are a placeholder 6×4 plus three thumbs — shown for scale only. That is the one decision still open. + \ No newline at end of file