/home/mscholz/Repos/ESP32_serial_swiss_army_knife/hardware/PCB/serial-carrier.kicad_sch 2026-09-20T20:14:45 Eeschema 10.0.6-1.fc44 A0 DRAFT 2026-09-20 serial-carrier.kicad_sch 128x64 I2C OLED / 0x3C Carrier:OLED_26mm_I2C_Provisional Module outline/header/display user fit-verified; pad/drill fit provisional Carrier:OLED_26mm_I2C_Provisional 0ae411c1-94cc-5551-9037-1d59c01a8ee5 2.2k 1% Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal At least 0.125 W; exact resistor MPN pending Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal defb78eb-632f-5f9d-a59d-dffbb1d31dec 2.2k 1% Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal At least 0.125 W; exact resistor MPN pending Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal 405055c0-35ab-5334-ad4d-30d45c5ef6f2 2.2k 1% Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal At least 0.125 W; exact resistor MPN pending Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal 78f9a74f-5d91-5687-b50e-68176333df23 B3F-1000 Button_Switch_THT:SW_TH_Tactile_Omron_B3F-100x Omron B3F-1000 Previous / back Live stock not verified Button_Switch_THT:SW_TH_Tactile_Omron_B3F-100x dd5f1f75-0093-55fc-9814-437ed26871eb B3F-1000 Button_Switch_THT:SW_TH_Tactile_Omron_B3F-100x Omron B3F-1000 Select / confirm Live stock not verified Button_Switch_THT:SW_TH_Tactile_Omron_B3F-100x c522a716-55a4-584d-a12e-ab135b4c08eb B3F-1000 Button_Switch_THT:SW_TH_Tactile_Omron_B3F-100x Omron B3F-1000 Next Live stock not verified Button_Switch_THT:SW_TH_Tactile_Omron_B3F-100x 35caa6bb-42a6-512c-848c-f1e4457aa97f HW678 / S3-N16R8 Carrier:HW678_2x22_Provisional Header geometry nominal; outline/antenna clearance pending Left 1-22; right 23-44; both top-to-bottom, antenna up Carrier:HW678_2x22_Provisional 3ab265d0-7fd3-5891-94eb-d39426c6a8a3 Adafruit MAX3243 / male 6253 VERIFY male header numbering; footprint intentionally unassigned adafruit-research.md; reference female 5988 CAD 1127195e-e393-5d1d-9119-b25d10556144 HW-678 V0.0.0 / N16R8 carrier interface; project numbering; onboard USB/regulator retained U HW678_N16R8 Carrier:HW678_2x22_Provisional HW-678 V0.0.0 / N16R8 carrier interface; project numbering; onboard USB/regulator retained Adafruit male 6253 intended; physical numbering from published female 5988 CAD, VERIFY MALE U MAX3243_Module_Reference Adafruit male 6253 intended; physical numbering from published female 5988 CAD, VERIFY MALE User fit-verified 26 mm OLED; front/top header GND VCC SCL SDA DS OLED_I2C_26mm Carrier:OLED_26mm_I2C_Provisional User fit-verified 26 mm OLED; front/top header GND VCC SCL SDA Resistor, axial DIN0207 footprint; exact MPN pending R R Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal Resistor, axial DIN0207 footprint; exact MPN pending Normally open contact; footprint duplicates pads 1 and 2 for internally common terminal pairs SW SW_NO Button_Switch_THT:SW_TH_Tactile_Omron_B3F-100x Normally open contact; footprint duplicates pads 1 and 2 for internally common terminal pairs ${KIPRJMOD}/Carrier.kicad_sym