Waveshare CH343G USB to RS232/485/TTL Interface Converter, Industrial Isolation

• 1x USB Converter
• 1x USB Cable ~1.2m

Size

• 86.5 x 71.6 x 27.4 mm (L x W x H)
• USB Cable Length: ~1.2 m

PDF File

• Waveshare CH343G USB to RS232/485/TTL Interface Converter, Industrial Isolation – Datasheet

Website

• Waveshare CH343G USB to RS232/485/TTL Interface Converter, Industrial Isolation – Wiki

• USB: Operating Voltage: 5 V | Connector: USB-B | Protection: 200 mA self-recovery fuse, isolated output
• Operating Environment: Temperature: -15 °C ~ 70 °C | Humidity: 5% RH ~ 95% RH
• Operating System: Mac, Linux, Android, Windows 11 / 10 / 8.1 / 8 / 7
• Weight: 196 g

RS232

• Connector: DB9 male
• Protection: TVS diode, surge protection & ESD protection
• Transmission mode: Point-to-point
• Baud rate: up to 600000 bps (not full band)

RS485

• Connector: Screw terminal
• Pins: A+/B-/GND
• Direction control: Hardware automatically discriminates and controls the direction of data transmission
• Protection: 600W lightningproof and surge-suppress, 15KV ESD protection (reserved 120R balancing resistor solder pads
• Transmission mode: Point-to-multipoint (up to 32 nodes, it is recommended to use repeaters for 16 nodes or more)
• Baud rate: up to 2 Mbps (not full band)

TTL (UART)

• Operating Voltage: 3.3V / 5V
• Connector: Screw terminal
• Pins: TXD, RXD, GND, 5V
• Protection: clamp protection diode, over-voltage/negative-voltage proof, shock resistance
• Transmission mode: Point-to-point
• Baud rate: up to 2 Mbps (not full band)

Indicators

• PWR: Red power indicator, light up when there is a USB connection and voltage is detected
• TXD: Green TX indicator, light up when the USB port sends data
• RXD: Blue RX indicator, lights up when the device ports send data back