RAYTAC MDBT42Q-ATM, Manual

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1. Overall Introduction
Raytac’s MDBT42Q-ATM & MDBT42Q-PATM is a BT 4.2 and BT 5 stack (Bluetooth low
energy or BLE) module designed based on
Nordic nRF52832 SoC solution , which
incorporates: UART interface in only central/master role for data bridge in compact size (L)
16 x (W) 10 x (H) 2.2 mm .
2. AT Command
2.1. List of supported commands
- Setting of scanned device name
- Setting of scanned base UUID/service UUID/TX character/RX character
- Setting of scanned RSSI threshold
- Choose data rate of 1M bps or 2M bps on-air
- Set TX output power in 5 levels.
- Set scanning time
- Enable/disable scanning
- Set LED pattern indicating scanning or connecting status
- 7 sets of UART baud rates
- Enable/disable UART flow control
- Power-down mode for power saving and GPIO wake-up
- Support DC-to-DC and LDO power mode
- Use internal or external 32.768KHz oscillator
- Recover-to-default setting with hardware and software method
- System reset of hardware and software
- Set serial number and retrieve
- Retrieve MAC Address
- Retrieve ADC value for battery detection
- Support maximum MTU 247bytes / data payload up to maximum 244 bytes
- Enable/Disable Beacon information printed out through UART interface
(31 bytes beacon)
- Support scan Beacon company ID/UUID (31 bytes beacon)