User's Manual

1
1. Overall Introduction
Raytac’s MDBT42Q is a BT 4.0, BT 4.1 and BT 4.2 stack (Bluetooth low energy or BLE)
module designed based on Nordic nRF52832 SoC solution, which incorporates: GPIO, SPI,
UART, I2C, I2S, PWM and ADC interfaces for connecting peripherals and sensors.
Features of the module:
1. Dual Transmission mode of BLE & 2.4Ghz RF upon customer preference.
2. Compact size with (L) 16 x (W) 10 x (H) 2.2 mm.
3. Low power requirements, ultra-low peak, average and idle mode power consumption.
4. Be compatible with a large installed base of mobile phones, tablets and computers.
5. Fully coverage of BLE software stack. See 1.3 Profile & Service Information.
6. BLE & RF transmission switching helps products fit all operation system and most
hardware.
1.1. Application
‧IoT
‧Home automation
‧Sensor networks
‧Building automation
‧Personal Area Networks
‧Health / fitness sensor and monitor device
‧Medical devices
‧Key-fobs and wrist watches
‧Interactive entertainment devices
‧Remote control
‧Gaming controller
‧Beacons
‧A4WP wireless chargers and devices
‧Remote control toys
‧Computer peripherals and I/O devices
‧Mouse
‧Keyboard
‧Multi-touch trackpad