3.3V or 5.0v communication signals can be matched.
eBay
Small size: The circuit board is small in size, less than the size of a USB flash drive, and only occupies the width of a USB port. 5V-500mA or 3.3V-100mA. 1 x Module. colour: As Shown.
eBay
3.3V or 5.0v communication signals can be matched.
eBay
1 UART Serial Port to RS485 Converter. Type: for TTL turn RS485. With RXD, TXD signal indicator light, monitor send and receive status. A large area of copper to prevent interference. It can not connect with the ground when the indoor short-distance transmission.
eBay
Has RXD, TXD signal indicator light, monitor send and receive status.
eBay
3.3V or 5.0v communication signals can be matched.
eBay
3.3V or 5.0v communication signals can be matched.
eBay
Small size: The circuit board is small in size, less than the size of a USB flash drive, and only occupies the width of a USB port. 5V-500mA or 3.3V-100mA. 1 x Module. colour: As Shown.
eBay