Has RXD, TXD signal indicator light, monitor send and receive status.
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Has RXD, TXD signal indicator light, monitor send and receive status.
eBay
Features: The 3.3/5V Level to RS485 Serial Adapter Board features a versatiled SP485 chip and isolation conversion. Specifications: Item:3.3/5V Level to RS485 Serial Isolation Converter Board. Supporting 5V, 3.3V level, ensuring seamlessly compatibility across various devices.
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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).
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Has RXD, TXD signal indicator light, monitor send and receive status.
eBay
Has RXD, TXD signal indicator light, monitor send and receive status.
eBay
Switching: 5V/3.3V/2.5/1.8V. Interfaces: USB to ttls port.
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