RN-270M产品概述
RN-270M Bluetooth adapter
The Microchip RN-270M is smaller than a business card that easily attaches to RS232 serial ports via a DB9 male connector. It gives any RS232 serial port Bluetooth capabilities and can run without external power. With a built-in AAA battery holders and an advanced sleep modes gives an incredibly long-life operation (10-20hrs).
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