
Boards using the CH340T
6 boardsBoards in 6 GitHub repositories, designed in KiCad, that use the CH340T by WCH (Nanjing Qinheng Microelectronics) (200uA 20mA 2Mbps 3.3V、5V Transceiver USB 2.0 SSOP-20-209mil USB Converters ROHS). See how each wires it, with its parts, size, README and files; the CH340T’s symbol, footprint and pinout are on its own page.
- 6 layers83.5 × 56 mm

- 2 layers46 × 26 mm

- 4 layers85 × 50 mm

OpenHap
kenyattaejones32-boop/AQM
Open-source hardware design for OpenHAP, an ESP32-based air quality monitor with CO sensing, thermistor temperature input, USB-C charging, and cellular data upload.
269 parts - 2 layers

- 2 layers50.8 × 45.7 mm

- 2 layers137.2 × 83.8 mm

PCBa KRAKE
PubInv/krake
The Krake™ is a Wi-Fi–enabled server using an MQTT broker, which means it can be controlled remotely by other devices ("clients") via the internet.
195 parts9AGPL-3.0