
Keyboard v2
ben5049/Keyboard
Features: - Wireless - 900mAh battery - Bluetooth (nRF52) - ZMK - 4 Port USB hub - BLDC Knob for haptic feedback - Kailh Choc V1 switches

The RT4730WSC is an OLED Driver made by Richtek Tech in a WLCSP-16(2.3x2.3) package with 16 pins. WLCSP-16(2.3x2.3) OLED Drivers ROHS.
PCBKit's library has its KiCad symbol (EasyEDA_Cloud:RT4730WSC, from EasyEDA) and its footprint (EasyEDA_Cloud:WCSP-16_L2.0-W2.0-R4-C4-P0.50-BL, from EasyEDA), ready for a KiCad board. 105 are in stock at JLCPCB (part C425170). 3 open-source boards in 2 repositories on GitHub use it.
| Pin | Name | Type |
|---|---|---|
| A1 | PVIN | Unspecified |
| A2 | AVIN | Unspecified |
| A3 | AGND | Unspecified |
| A4 | C1P | Unspecified |
| B1 | LX1 | Unspecified |
| B2 | PGND | Unspecified |
| B3 | CPGND | Unspecified |
| B4 | C1N | Unspecified |
| C1 | LX2 | Unspecified |
| C2 | AVDDEN | Unspecified |
| C3 | SWIRE | Unspecified |
| C4 | VON | Unspecified |
| D1 | VOUT | Unspecified |
| D2 | AVDD | Unspecified |
| D3 | OVDD | Unspecified |
| D4 | OVSS | Unspecified |

ben5049/Keyboard
Features: - Wireless - 900mAh battery - Bluetooth (nRF52) - ZMK - 4 Port USB hub - BLDC Knob for haptic feedback - Kailh Choc V1 switches

ben5049/Smart-Watch
This project aims to take a cheap, common smart watch and upgrade it by replacing the screen and all internal electronics with custom hardware.

ben5049/Smart-Watch
This project aims to take a cheap, common smart watch and upgrade it by replacing the screen and all internal electronics with custom hardware.
<iframe src="https://pcbkit.io/embed/parts/richtek-tech/RT4730WSC" title="RT4730WSC in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/richtek-tech/RT4730WSC.jpg" alt="RT4730WSC" width="1200" height="900">[](https://pcbkit.io/parts/richtek-tech/RT4730WSC)Yes. The symbol is EasyEDA_Cloud:RT4730WSC and the footprint EasyEDA_Cloud:WCSP-16_L2.0-W2.0-R4-C4-P0.50-BL, both drawn on this page. PCBKit places them on a board for you when you design with it.
WLCSP-16(2.3x2.3), with 16 pins. Its footprint is drawn on this page.
JLCPCB lists it as part C425170, with 105 in stock; the sellers' links on this page open their listings.
3 boards in 2 repositories on GitHub; the most starred are listed on this page, with their KiCad files.