Description
- CH343G USB to RS232/485/TTL Interface Converter, Industrial Isolation by Waveshare
- Offers high-quality USB-B and RS232 connectors
- Aluminum alloy enclosure
- Fast communication, stable and reliable, better compatibility
- Fully automatic transceiver circuit with no delay
- Onboard self-recovery fuse and protection diodes
The Waveshare CH343G USB to RS232/485/TTL Interface Converter, Industrial Isolation is a USB bus converter chip, which converts USB to high-speed serial UART interface, supports automatic identification and dynamic adaptation of communication baud rate of 115200 bps and below, provides common MODEM signal, to expand serial UART interface of a computer or upgrade common serial devices or MCU to USB bus directly.
View moreWhat’s Included
- 1x USB Converter
- 1x USB Cable ~1.2m
Dimensions
Size
- 86.5 x 71.6 x 27.4 mm (L x W x H)
- USB Cable Length: ~1.2 m
Links
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
Specifications
- 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