CuVoodoo STM32F1 firmware template
Modules
Here is a list of all modules:
 macros to define values based on other defines values
 board LED GPIO
 board user button GPIO
 flag set in interrupts to be processed in main loop
 I2C peripheral used to communicate
 timer peripheral used for timeouts
 GPIO used to control MAX7219 IC load line
 SPI used to communication with MAX7219 IC
 GPIO used to communication with TM1637 IC
 timer used to communication with TM1637 IC
 outputrn (Carriage Return + Line Feed) for eachr,n,rn, ornr for better terminal compatibility
 USART peripheral used for UART communication