RAYTAC MDBT42Q - AT, Manual

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1. Overall Introduction
Raytac’s MDBT42Q-AT & MDBT42Q-PAT is a BT 5.2 stack (Bluetooth low energy or BLE)
module designed based on
Nordic nRF52810 SoC solution , which incorporates: UART
interface in only peripheral/slave 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 device name
-
Choose data rate of 1 Mbps or 2 Mbps on-air
- Set TX output power in 5 levels.
- Set advertising time
- Set connection interval under Mode 2
- Enable/disable advertising
- Set LED pattern indicating advertising or connecting status
- 7 sets of UART baud rates
- Enable/disable UART flow control
- Enable/disable interface of UART hardware
- Support 8 programmable output GPIO
- 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
- Set or retrieve MAC Address
- Retrieve ADC value for battery detection, delivering the information through battery
service.
- Support maximum MTU 247bytes / data payload up to maximum 244 bytes