Hardware
Schematic
Revisions
| Revision | 3.0 | 2.0 | 1.5 | 1.0 |
|---|---|---|---|---|
| Release Date | June 2024 | Dec 2021 | Jun 2021 | Nov 2019 |
| SoC | ESP32-S3FN8 | ESP32-PICO-D4 | ESP32-PICO-D4 | ESP32-PICO-D4 |
| RTC | EXT 32KHz Crystal | PCF8536 | PCF8536 | DS3231 |
| USB-Serial | Built-in CDC/JTAG | CP2102 | CP2104 | CP2104 |
| USB Device | CDC, HID, MIDI, MSC | Not Supported | Not Supported | Not Supported |
| Charge Indicator | GPIO10 | LED | LED | LED |
| Bootload/Reset | Buttons | DTR/RTS | DTR/RTS | DTR/RTS |
Pin Map
Datasheets
- Microcontroller (v3) ESP32-S3
- Microcontroller ESP32-PICO-D4
- USB-Serial CP2104
- E-Paper Display (v3) GDEY0154D67
- E-Paper Display GDEH0154D67
- Display Connector AFC07-S24ECC-00
- 3-Axis Accelerometer BMA423
- Real Time Clock v1.0 DS3231
- Real Time Clock v1.5/2.0 PCF8563
- Battery LiPo Battery 3.7V 200mAh 402030
- LDO Voltage Regulator ME6211C33M5G-N
- Battery Connector BOOMELE 1.25T-2PWT
- Micro USB Connector U-F-M5DD-Y-L
- Tactile Buttons K2-1114SA-A4SW-06
- Vibration Motor 1020
- PCB Antenna SWRA117D
Interactive BOM (v1)
Open Interactive BOM in new tab
Created Using InteractiveHtmlBom
KiCAD Design Files & GERBER
Dimensions
- Length: 46.0MM
- Width: 35.5MM
- Height: 9.5MM
- Weight: 13g