DABStick Eval - Experimental board for SI4688 FM/DAB+ receiver with STM32F4 and audio codec

![Image of DABPStick Eval v1 PCB] (https://github.com/elmo2k3/dabstick_eval/blob/master/pics/dabstick_v1.jpg)

Warning

This project is still work in progress

Hardware

• STM32F427VIT6 microcontroller
  • 2MB Flash, 256KB SRAM
  • Up to 180MHz, here 168MHz
• SI4688-A10-GM FM / HD / DAB / DAB + radio receiver
• CS43L22 Audio DAC with integrated class D speaker driver
• General purpose 2x40 pin headers
• Power by USB or screw connector

Functional overview

![Graph of functional overview] (https://github.com/elmo2k3/dabstick_eval/blob/master/doc/DABStick_overview.png)