Broadcom PatchRAM DFU (Device Firmware Upgrade) utility for macOS.
Based on original dfu-tool & dfu-programmer for Linux and BrcmPatchRAM for macOS.
Supports the Intel HEX dfu file format (including zlib compressed).
NOTE: You will need to disable your bluetooth device for this tool to be able to access it.
patchram <vendorId hex> <productId hex> <firmware.dfu>
./patchram 0x0a5c 0x216f ./BCM20702A1_001.002.014.1443.1572_v5668.zhx
This uses the USB DFU specification (http://www.usb.org/developers/docs/devclass_docs/DFU_1.1.pdf), to upload firmware into a DFU device.
- headkaze for writing the software, updating and maintaining it
- RehabMan for BrcmPatchRAM
- the-darkvoid for dfu-util-osx and BrcmPatchRAM
Flashing firmware is dangerous and could render your device non-functional. Use this at your own risk!