Microchip – MCHP_BM70_BLE_module

Product Overview

M70 Bluetooth Low Energy module is designed for easy implementation into a broad range of applications. It delivers up to 2.5x throughput improvement and more secure connections vs. Bluetooth 4.1 based products. Developers can easily interface to the device via a standard UART interface, available on most Microcontrollers and Processors.

The BM70 has a completely integrated Bluetooth software stack, and offers a shielded regulatory certified version with built-in antenna. Developers are freed from the complexities of Bluetooth Software and RF development and can simply utilize the BM70 as a wireline replacement. Perfect for IoT (Internet of Things) applications, when interfaced to a BLE enabled smartphone or Bluetooth Internet Gateway, applications can be monitored, controlled and updated from anywhere in the world.


– Bluetooth 5 Certified
– Module certified for use in USA, Canada, -Europe, Japan, Korea, Taiwan and China
-Mobile Application supported in Microchip
– Bluetooth Data (MBD)
– Latest Firmware Revision: 1.11 –
– Supports LE Secure Connections levels 1-3
– UART interface
– 3 x PWM supported
– Main Crystal : 32MHz


Firmware Release Summary, :

BM70BLEx1FC2-0B05BA – FW 2.03 is a maintenance release for IS1870, IS1871, BM70, and BM71. Firmware version 2.0.3 adds new features/ removes limitations in previous release 1.11 and fixes Sweyntooth vulnerability.

BM70BLEx1FC2-0B04AA – FW 1.11 – Fixes bug with invalid Bluetooth address. Refer to Errata document for more information.

BM70BLEx1FC2-0B03AA – FW 1.06 – Added support for the BM71 among other bug fixes.

BM70BLEx1FC2-0002AA – FW 1.03 – Initial Release.



BM70 BLE module Bluetooth 5 Certified Firmware Revision: 1.11

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