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Type: Machine Screws
3V device but this board includes an on-board voltage regulator which allows you to power it from 5V as well as 3
Yellow (4)
DS18B20 temperature sensor interface
and portable
Level Conversion Serial Port Ttl To Rs485 To Serial Port Uart Module Mcu Automatic Flow Control Cheap programmer cable Type: Machine ScrewsRSV automatic flow direction control module compatible with 3. 3V and 5. 0V power supply and signal No need to receive transmit control, use this module is as simple as operating the serial port. Features: Transmission distance up to kilometers. Absolute adopts imported chip, industrial design, strong anti interference ability, at the same time more effective lightning protection design, 485 can be used in industrial field and field under the harsh
