# usb.c File Reference

USB Subsystem. More...

Go to the source code of this file.

## Functions
int | Usb_SetActive (int state)
| Sets whether the Usb subsystem is active.
int | Usb_GetActive ()
| Read the active state of the Usb system.
int | Usb_Read (char *buffer, int length)
| Read from the USB port.
int | Usb_Write (char *buffer, int length)
| Write to the USB port.
int | Usb_SlipSend (char *buffer, int length)
| Write to the USB port using SLIP codes to packetize messages.
int | Usb_SlipReceive (char *buffer, int length)
| Read from the USB port using SLIP codes to de-packetize messages.

## Detailed Description

USB Subsystem.

Functions for controlling the USB port on the Make Controller Board.

Definition in file usb.c.