
It's a USB TO TTL Converter, Original CH343G Onboard, Multi-Protection & Systems Support. In there, the onboard 5V/3.3V can be selected by the jumper cap, or the jumper cap can be unplugged, and the external voltage input can also be used (2.5V/1.8V, except industrial grade.
| Product |
USB TO TTL (B) Converter |
| Brand | Waveshare |
| No. of Pins | 08 |
| Supply Voltage | 5V |
| Communication Rate | 50bps ~ 6Mbps |
| Serial port TTL level | 5V/3.3V/2.5V/1.8V |
| Operating system | Mac OS, Linux, Windows 11 / 10 / 8.1 / 8 / 7, Android |
| Host Interface | USB |
| Device Interface | UART |
| Indicator | Power, RXD & TXD |