Content for CH330


CH330 is a USB serial chip, a computer is used to expand UART common upgrade or serial devices to the USB bus.

PyUPDI Programmer

“Probably the simplest UPDI programmer for tinyAVR, megaAVR and AVR-Dx microcontrollers. The programmer works with pyupdi as well as with the Arduino IDE as “Serial Port and 4.7k (pyupdi style)”. It is based on the USB-to-serial chip …


“Minimalist ESP-8266 temperature/humidity sensor/programmer. This is a Kicad design which uses a PCB USB connector and integrates an ESP-12 (or 07), CH330N USB controller, a small voltage regulator (HT7233), and a AHT-10 temperature/humidity sensor …