## `soc` ## The `soc` component provides hardware description for targets supported by ESP-IDF. - `xxx_reg.h` - defines registers related to the hardware - `xxx_struct.h` - hardware description in C `struct` - `xxx_channel.h` - definitions for hardware with multiple channels - `xxx_caps.h` - features/capabilities of the hardware - `xxx_pins.h` - pin definitions - `xxx_periph.h/*.c` - includes all headers related to a peripheral; declaration and definition of IO mapping for that hardware