Welcome to HackRF’s documentation!

User Documentation

• Getting Help
• Troubleshooting
  • HackRF not detected / “No HackRF boards found.”
  • There is a big spike in the center of the received spectrum
• Synchronization Checklist
• HackRF Community Projects and Mentions
  • Retired Projects

Hardware Platforms

• HackRF Pro
  • Features
• HackRF One
  • Features
  • Maximum input power
  • Minimum detectable input power
  • Typical maximum transmit power
• rad1o
• Jawbreaker
  • Features
  • Hardware Documentation
  • Transmit Power
  • SMA, not RP-SMA
  • Recommended PCB and Antenna Changes
  • Expansion Interface
  • Differences between Jawbreaker and HackRF One

Hardware Information

• Minimum Host System Requirements for HackRF
• Hardware Revisions
  • HackRF Pro
  • HackRF One
  • Hardware Revision Identification
• Hardware Components
  • Block Diagrams
  • Key Components
• LEDs
  • HackRF Pro
  • HackRF One
  • Both versions
• Buttons
• Connectors
• External Clock Interface
  • HackRF Pro
  • HackRF One
• Expansion Interface
  • P20 GPIO
  • P22 I2S
  • P28 SD
  • P9 Baseband (HackRF One)
• Hardware Triggering
  • Clock Synchronization
  • Usage
  • Additional Devices
  • HackRF One Triggering Requirements
  • Open Your HackRF One
  • Identify the Trigger Pins
  • Connect the Trigger Output to the Trigger Input
  • References
• Enclosure Options
• USB Cables
  • Why isn’t my HackRF detectable after I plug it into my computer?
• RF Shield Installation Instructions

Firmware

• Updating Firmware
  • Updating the SPI Flash Firmware
  • Only if Necessary: Recovering the SPI Flash Firmware
  • Only if Necessary: DFU Boot
  • Obtaining DFU-Util
  • Updating the CPLD
• Firmware Development Setup
• LPC43xx Debugging
  • Black Magic Probe
  • LPC-Link
  • ST-LINK/V2
  • Run ARM GDB
• LPC43xx SGPIO Configuration
  • Why not use GPDMA to transfer samples through SGPIO?

Software

• Installing HackRF Software
  • Install Using Package Managers
  • Installing From Source
• HackRF Tools
  • hackrf_sweep
• Third-Party Software Compatible With HackRF
  • Software That Has Direct Support For HackRF
  • Software That Can Use Data From HackRF
  • Troubleshooting Recommendations
• Sampling Rate and Baseband Filters
• Setting Gain Controls for RX
  • Gain controls
• Virtual Machines

Gateware

• Gateware
  • Standard gateware
  • Half-precision gateware
  • Extended-precision gateware (RX and TX)

Opera Cake Documentation

• Opera Cake
• Frequently Asked Questions
  • Why the name ‘Opera Cake’?
  • When was Opera Cake first for sale?
• Hardware
  • Block Diagram
  • Banks
  • Ports
  • LEDs
• Board Addressing
• Port Configurations
• Modes of Operation
  • Manual Mode
  • Frequency Mode
  • Time Mode