Introduce an editable KiCad 10 schematic and routed two-layer 82 × 80 mm layout with local provisional footprints, validation tooling, and component research. Keep the RS-232 male-module mapping and mechanical clearances explicitly provisional pending hardware verification.
1.3 KiB
1.3 KiB
| 1 | References | Quantity | Description | Manufacturer | MPN or identification | Footprint | Status |
|---|---|---|---|---|---|---|---|
| 2 | U1 | 1 | ESP32-S3 N16R8 development board | User supplied | HW-678 V0.0.0 / ASIN B0F3XMYYQY | Carrier:HW678_2x22_Provisional | Header pitch/spacing confirmed; connector drill fit and module envelope pending |
| 3 | U2 | 1 | MAX3243 full-pinout RS-232 breakout male | Adafruit | 6253 | Carrier:MAX3243_Reference_Provisional | PCB-only reference footprint; schematic assignment blank; male header/geometry verification required |
| 4 | DS1 | 1 | 128x64 yellow-blue I2C OLED 26mm PCB | User supplied | ASIN B0F13SSSFB | Carrier:OLED_26mm_I2C_Provisional | Module geometry user-fit-verified; carrier header drill fit pending |
| 5 | SW1 SW2 SW3 | 3 | Normally-open 6mm THT tactile switch | Omron | B3F-1000 | Button_Switch_THT:SW_TH_Tactile_Omron_B3F-100x | Datasheet/footprint checked; stock unverified |
| 6 | R1 R2 R3 | 3 | 2.2k ohm 1 percent axial resistor at least 0.125W | TBD | TBD | Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal | Design value selected; exact MPN and body/lead fit pending |
| 7 | H1 H2 H3 H4 | 4 | Proposed M3 case mounting locations with 3.2mm NPTH | TBD | TBD | MountingHole:MountingHole_3.2mm_M3 | Board-only hole locations; screws and insert/standoff dimensions not selected |
| 8 | Assembly hardware | TBD | Module headers and optional beta-test sockets plus mounting hardware | TBD | TBD | Not yet selected; not included in electrical component count |