STM32F407 Development board
Development kit Library
The library has lost exsamples on how to controle A/D,LCD,D/A,UART,PWM,IO,RTC,...
Link to PDF with Diagram
Parts list of Board
Here is the Ibraries source https://mega.nz/#F!GYNnyT7Q!zu9gpVeCM21nEMqMr2skBw
Here is also some libraries https://github.com/libopencm3/libopencm3-examples