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問題:
What is Bluetooth® 4.0? Does Rayson have related applications?
解答:
Bluetooth 4.0 is the latest version of the wireless technology found in many
electronic devices and peripherals today, including smartphones, tablets.
The improvements brought by Bluetooth 4.0 include drastically reduced
power consumption via a low pulsing method that keeps devices connected
without the need of a continuous information stream.

Rayson solutions: BTM-300, BTM-320, BTM-770, BTM-800, BTM-870

 
問題:
What is UART?
解答:
UART (universal asynchronous receiver-transmitter) is a computer component that handles asynchronous serial communication. Every computer contains a UART to manage the serial ports, and some internal modems have their own UART.

 
問題:
I have an old machine with RS232 Port, and I want to let it go wireless, does Rayson have any solution?
解答:
You can use BTD-430 cable replacement, The BTD-430 Bluetooth Serial
Adaptor eliminates your conventional RS232 serial cables, providing an
easy-to-use, invisible connection with superior freedom of movement.
This tiny adaptor allows any device with a standard 9-pin serial port to
communicate wirelessly.