Industrial isolated USB-to-4-channel RS485 converter (B variant) using a CH344L chip instead of the FT4232HL found in the base version. Galvanic isolation with multiple protection circuits; multi-OS support.
| Pin | Type |
|---|---|
| USB | USB |
| A1 | Analog |
| A2 | Analog |
| A3 | Analog |
| A4 | Analog |
| B1 | Signal |
| B2 | Signal |
| B3 | Signal |
| B4 | Signal |
Ethernet · UART · SPI · Shield
Module pins: USB, A1, A2, A3, A4, B1, B2, B3. Schematik maps them to your board in the app.
W5100/W5500 Ethernet shields, LAN8720 RMII PHY boards, MAX3243 RS-232 level shifters, isolated USB-to-RS485 converters, CAN FD bridges, and passive or active PoE injectors and splitters.
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