: Keep a few CH340G modules in your parts drawer. And keep the driver installer on a USB stick. You’ll thank yourself later. Have you had a CH340 driver nightmare or a perfect experience? Drop a comment below!
Yes, drivers can be annoying. Yes, it’s not an FTDI. But for 95% of hobbyist projects—blinking LEDs, reading sensors, flashing ESPs—the CH340G works just fine. driver ch340g
| CH340G Pin | Connect To | |------------|-------------| | VCC (5V) | 5V power | | GND | Common ground | | TXD | Microcontroller’s (cross-connect) | | RXD | Microcontroller’s TX (cross-connect) | | DTR | Reset pin (for auto-reset programming) | | XTAL1 & XTAL2 | 12MHz crystal + 22pF caps | | V3 | Decoupling cap to GND (0.1µF) | : Keep a few CH340G modules in your parts drawer