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Direct wired reversible "Forager Plus" PCB using Seeed XIAO nRF52840 Plus #19

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Direct wired reversible "Forager Plus" PCB using Seeed XIAO nRF52840 Plus #19

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8beace6
Save forager-pcb.kicad_pcb as forager-plus-pcb.kicad_pcb in KiCad v9.0.2
peterjc Sep 29, 2025
9a4af19
Remove all the old switch traces
peterjc Sep 29, 2025
3e109c8
Set all the right hand switch diode nets to RGND
peterjc Sep 29, 2025
8e39dc8
Set all left hand switch diode nets to LGND
peterjc Sep 29, 2025
5babdea
Remove left-over switch trace on right
peterjc Sep 29, 2025
3a58ec3
Swap switch column nets to zmk-helpers middle row style
peterjc Sep 29, 2025
d359710
Use zmk-helpers LH1, LH0, RH0, RH1 for thumb nets
peterjc Sep 29, 2025
f6e4eb8
Use zmk-helpers LT*, LB*, RT* and RB* for top/bottom nets
peterjc Sep 29, 2025
33e0e0f
Remove the original Seeed Xiao nRF52840 footprints (and nets)
peterjc Sep 29, 2025
6a1b92b
Use Seeed XIAO nRF52840 Plus & hand wire switches (using both F&B)
peterjc Sep 29, 2025
ed42671
Avoid D16 / P0.31 on Xiao nRF52840 Plus due to use in battery monitoring
peterjc Sep 30, 2025
09eae79
Start turning RHS into a reversible board
peterjc Sep 30, 2025
fe038b9
Remove LHS leaving just single reversible board
peterjc Sep 30, 2025
f2fcae7
Column 4 now with reversible choc v1 switch footprints
peterjc Sep 30, 2025
17406c9
More reversible switches
peterjc Oct 1, 2025
3a37ce5
Now all reversible switches - fighting ground plane
peterjc Oct 1, 2025
2165e2d
Solved ground plane with explicit tracks
peterjc Oct 1, 2025
3f29b31
Solved potential ground plane issue with explicit tracks
peterjc Oct 1, 2025
836a6d8
Restore cutout and one set of 4 labels under USB
peterjc Oct 2, 2025
f686e26
Restore second set of 4 labels under USB
peterjc Oct 2, 2025
eef015d
Remove legacy BAT+ marker from original controller
peterjc Oct 2, 2025
b6d2271
Battery connection with silkscreen (all on one footprint)
peterjc Oct 2, 2025
3c957c3
Label pads D0 to D19 etc on silkscreen (one side so far)
peterjc Oct 2, 2025
49752a3
Combine F&B controller footprints (WIP)
peterjc Oct 2, 2025
8e856a6
Combine F&B controller footprints (Still WIP)
peterjc Oct 2, 2025
c7a224e
Fix up errors in tollerances for controller footprints
peterjc Oct 2, 2025
594ccec
Improve front/back balance; keep power on edge (for switch?)
peterjc Oct 3, 2025
901c0f2
Shrink battery solder cutout
peterjc Oct 3, 2025
b0f7276
clean
peterjc Oct 3, 2025
5fefe5b
Use alternative 3D model for Xiao nRF52840 plus
peterjc Oct 3, 2025
f24a3ab
Use 2-pin horizontal SMD PicoBlade MX 1.25mm battery connector.
peterjc Oct 3, 2025
554cc36
Battery cutout by changing the PCB outline
peterjc Oct 3, 2025
59217aa
Adjust left/right labels and title on silkscreen
peterjc Oct 3, 2025
9612d47
Move battery connector forward to avoid bottom case rib
peterjc Oct 3, 2025
b7bcd69
Add MSK12C02 power switch - LCSC C431540 or similar, SMD
peterjc Oct 9, 2025
4493d71
Move battery connector back (for plug); thru-hole solder points,
peterjc Oct 9, 2025
8d59bfe
Fix offset for 3D model of case, drop use of original Xiao 3D model
peterjc Oct 9, 2025
d3a4805
Lengthen battery cutout by 1mm
peterjc Oct 9, 2025
d5b824a
Show 35x15mm battery cutout on user-drawings layer
peterjc Oct 9, 2025
97ca205
Remove left over silkscreen labels from old battery connector location
peterjc Oct 9, 2025
7dc9a7b
Enlarge most 2x2.6mm hotswap pads to 2.6x2.6mm
peterjc Oct 10, 2025
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