The PYNQ-Z1 board is the hardware platform for the PYNQ open-source framework. It features a Zynq-7000 (XC7Z020-1CLG400C) All Programmable System-On-Chip (APSoC), integrating a feature-rich dual-core Cortex-A9 based processing system (PS) and Xilinx programmable logic (PL) in a single device. Figure 1 shows an image of the PYNQ-Z1 development board by Digilent.