Sparkfun Cluster HAT

The Cluster HAT is a simple yet effective tool designed to bring the power of cluster computing to the Raspberry Pi A+ and B+ lines. Manufactured by 8086, this HAT can connect up to four Raspberry Pi Zero or Zero W boards to a Raspberry Pi A+ or B+ based board (A+/B+/2/3/4). By putting the Pi Zeros in USB Gadget Mode, the system functions as a mini computer cluster. The Pi Zeros connect directly to the HAT through on-board USB 2.0 MicroB connectors.Please note that this package includes just the HAT, a USB interface cable, and mounting hardware. Any Raspberry Pis needed must be bought separately.The package contains:- Cluster HAT- USB A to Micro B Cable (for connecting the HAT to the host Pi)- Mounting hardwareThe Cluster HAT boasts a range of features:- USB Gadget Mode Functionality: Ethernet and Serial Console- Onboard 4-port USB 2.0 hub- Powering of Raspberry Pi Zeros via Controller Pi GPIO (USB optional)- Individual power control for Raspberry Pi Zeros via Controller Pi GPIO (I2C)- Connector for Controller Serial Console (FTDI Basic)- Ability to reboot Controller Pi without interrupting power to Pi Zeros, with network recovery on bootFor additional information and guidance on setting up and using the Cluster HAT, refer to the following resources:- Getting Started Guide- FAQs- How Tos