periph Directory Reference

Directories
directory	periph_acmp
directory	periph_blinky
directory	periph_bod
directory	periph_clkout
directory	periph_crc
directory	periph_i2c
directory	periph_mrt
directory	periph_sct
directory	periph_spi
directory	periph_uart
directory	periph_uart_rom
directory	periph_wkt
directory	periph_wwdt