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V1.2: mirrored bumper button, bottom-side SMD hall sensor, versioned STEP/shell folders #91

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Merged
thePunderWoman merged 3 commits into from
Oct 30, 2026
Merged

V1.2: mirrored bumper button, bottom-side SMD hall sensor, versioned STEP/shell folders #91

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3cc5aeb
Mirror the bumper button and surface-mount the hall sensor
thePunderWoman Oct 30, 2026
39890d2
Regenerate V1.2 production files
thePunderWoman Oct 30, 2026
25a7a2f
Organize PCB STEP exports and the shell by board version
thePunderWoman Oct 30, 2026
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6 changes: 3 additions & 3 deletions PCB/GPIO_table.md
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Expand Up @@ -10,9 +10,9 @@
> USB-C for firmware flashing, charging, and future accessory expansion
> (the module's native USB is genuinely exposed, unlike a Pico-family
> module whose USB is hardwired to its own onboard connector).
> Pins referenced by number in the yaml, not name — the module's pins are
> Pins referenced by GPIO number, not name — the module's pins are
> heavily multi-function (e.g. pin 4 is "GPIO4/TOUCH4/ADC1_CH3") and
> numbers are unambiguous. See `MCU_Core` section of `snips_controller.yaml`.
> numbers are unambiguous. The wiring source is `PCB/stackup/board.kdl`.

## Reserved / Do Not Use
| Pin | Reason |
Expand Down Expand Up @@ -104,7 +104,7 @@ QMA6100P accelerometer at 0x12 instead. See Accelerometer section below.
| Vol down | 32 (GPIO39) | Internal pull-up, active low |
| Trigger up (mirrored VOL pair, opposite-handed variant) | 9 (GPIO16) | Internal pull-up, active low |
| Trigger down (mirrored VOL pair, opposite-handed variant) | 10 (GPIO17) | Internal pull-up, active low |
| Digital trigger (bumper) | 11 (GPIO18) | Internal pull-up, active low |
| Digital trigger (bumper) | 11 (GPIO18) | Internal pull-up, active low. SW_TRIG_DIG1 and SW_TRIG_DIG2 in parallel, one at each end of the top edge |
| Thumbstick click (KEY) | 23 (GPIO21) | Internal pull-up, active low |
| Macro button 1-6 | 24, 25, 28, 29, 30, 31 (GPIO47, 48, 35, 36, 37, 38) | Internal pull-up, active low — direct-wired, no scan matrix |
| Power button sense | 38 (GPIO2) | Input, monitors for 3-second hold |
Expand Down
4 changes: 2 additions & 2 deletions PCB/README.md
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Expand Up @@ -14,7 +14,7 @@ through `snips_controller.stackup_sch`; sync it with the Stackup KiCad plugin. R
| MCU | ESP32-S3-WROOM-1 module | Pre-certified: integrated flash, crystal, WiFi/BT radio + antenna. Same MCU family as Amidala. See `GPIO_table.md` for the full support circuitry | — |
| Display | SSD1306 1.3" OLED | 128x64, monochrome, I2C | — |
| Radio | XBee3 Pro (XB3-24Z8UT) | Zigbee 3.0 firmware, U.FL, +19 dBm, SPI mode, THT socket (proto) | — |
| Hall trigger | DRV5055A2 | Ratiometric linear hall effect, 3.3V | — |
| Hall trigger | DRV5055A2QDBZR (SOT-23) | Ratiometric linear hall effect, 3.3V. On the bottom of the board under the trigger magnet; senses the field perpendicular to the board. Trigger calibration accepts either magnet polarity | — |
| Thumbstick | GuliKit hall effect module | Native 3.3V, analog X/Y + click | — |
| Buttons | Omron B3F series | Tactile momentary clicky | — |
| RGB LED | SK6812 NeoPixel-compatible | RMT-driven status indicator; specified supply begins at 3.7 V, but board supplies 3.3 V | — |
Expand Down Expand Up @@ -93,7 +93,7 @@ consuming GPIO, unlike the bare-RP2350A design this replaced.
| Vol down | 32 | Active low, internal pull-up |
| Trigger up (mirrored VOL pair, opposite-handed variant) | 9 | Active low, internal pull-up |
| Trigger down (mirrored VOL pair, opposite-handed variant) | 10 | Active low, internal pull-up |
| Digital trigger (bumper) | 11 | Active low, internal pull-up |
| Digital trigger (bumper) | 11 | Active low, internal pull-up. Two switches in parallel (SW_TRIG_DIG1/2), one at each end of the top edge, so the bumper presses from either side |
| Thumbstick click (KEY) | 23 | Active low, internal pull-up |
| Macro buttons 1-6 | 24, 25, 28, 29, 30, 31 | Active low, internal pull-up — direct-wired, no scan matrix |
| Power button sense | 38 | Input, 3-second hold detect |
Expand Down
9 changes: 5 additions & 4 deletions PCB/production/bom/snips_controller-bom.csv
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Expand Up @@ -32,9 +32,10 @@
31;"R_XBEE_RC1";"R_0402_1005Metric";1;"100Ω";;;
32;"SW_BOOT1";"SW_SPST_EVQP2_ShortPushTravel_H2.1mm";1;"Panasonic_EVQP2";;;
33;"SW_MACRO1, SW_MACRO2, SW_MACRO3, SW_MACRO4, SW_MACRO5, SW_MACRO6";"SW_Push_1TS009xxxx-xxxx-xxxx_6x6x5mm";6;"6x6x5mm SMD Tactile";;;
34;"SW_PWR1, SW_THR_DN1, SW_THR_UP1, SW_TRIG_DIG1, SW_VOL_DN1, SW_VOL_UP1";"SW_Push_1P1T-MP_NO_Horizontal_Alps_SKRTLAE010";6;"SKRTLAE010";;;
34;"SW_PWR1, SW_THR_DN1, SW_THR_UP1, SW_TRIG_DIG1, SW_TRIG_DIG2, SW_VOL_DN1, SW_VOL_UP1";"SW_Push_1P1T-MP_NO_Horizontal_Alps_SKRTLAE010";7;"SKRTLAE010";;;
35;"U_BUCK1";"SOT-23-5";1;"TLV62569DBVR";;;
36;"U_CHG1";"IC_BQ25185DLHR";1;"BQ25185DLHR";;;
37;"U_IMU1";"LGA-14_3x2.5mm_P0.5mm_LayoutBorder3x4y";1;"ICM-42670-P";;;
38;"U_MCU1";"ESP32-S3-WROOM-1";1;"ESP32-S3-WROOM-1-N8";;;
39;"U_OLED1";"JST_SH_SM04B-SRSS-TB_1x04-1MP_P1.00mm_Horizontal";1;"Qwiic connector";;;
37;"U_HALL1";"SOT-23";1;"DRV5055A2QDBZR";;;
38;"U_IMU1";"LGA-14_3x2.5mm_P0.5mm_LayoutBorder3x4y";1;"ICM-42670-P";;;
39;"U_MCU1";"ESP32-S3-WROOM-1";1;"ESP32-S3-WROOM-1-N8";;;
40;"U_OLED1";"JST_SH_SM04B-SRSS-TB_1x04-1MP_P1.00mm_Horizontal";1;"Qwiic connector";;;
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