Compatible with TTL/RS485 standard, can convert TTL signal into differential RS485 signal, half-duplex communication. Product type: Electrically isolated TTL to RS485 serial port converter. RS485 interface.
eBay
Has RXD, TXD signal indicator light, monitor send and receive status.
eBay
Has RXD, TXD signal indicator light, monitor send and receive status.
eBay
Has RXD, TXD signal indicator light, monitor send and receive status.
eBay
Ax input 3.3V TTL level,Bx will output 5V TTL level. Ax input 5V TTL level,Bx will output 3.3V TTL level. Instructions:( for example 3.3V, 5V system conversion).
eBay
Has RXD, TXD signal indicator light, monitor send and receive status.
eBay
Has RXD, TXD signal indicator light, monitor send and receive status.
eBay
Has RXD, TXD signal indicator light, monitor send and receive status.
eBay