Standard I/O (stdio)

Common standard I/O driver that implements the stdio read and write functions on AVR and SAM devices.

Modules
	Standard serial I/O (stdio)
	Common standard serial I/O management driver that implements a stdio serial interface on AVR and SAM devices.
	USB/CDC Standard I/O (stdio)
	Standard I/O (stdio) management component that implements a stdio USB CDC interface on AVR devices.

Functions
int	_read (int file, char *ptr, int len)
int	_write (int file, const char *ptr, int len)

Variables
void(*	ptr_get )(void volatile *, char *)
	Pointer to the external low level read function. More...
int(*	ptr_put )(void volatile *, char)
	Pointer to the external low level write function. More...
volatile void *volatile	stdio_base
	Pointer to the base of the USART module instance to use for stdio. More...
volatile void *volatile	stdio_base

int _read	(	int	file,
		char *	ptr,
		int	len
	)

References ptr_get, and stdio_base.

Referenced by stdio_serial_init(), and stdio_usb_init().

int _write	(	int	file,
		const char *	ptr,
		int	len
	)

References ptr_put, and stdio_base.

Referenced by stdio_serial_init(), and stdio_usb_init().

void(* ptr_get)(void volatile *, char *)

Pointer to the external low level read function.

Referenced by _read(), stdio_serial_init(), and stdio_usb_init().

int(* ptr_put)(void volatile *, char)

Pointer to the external low level write function.

Referenced by _write(), stdio_serial_init(), and stdio_usb_init().

volatile void* volatile stdio_base

Pointer to the base of the USART module instance to use for stdio.

Referenced by _read(), _write(), stdio_serial_init(), and stdio_usb_init().

volatile void* volatile stdio_base

Referenced by _read(), _write(), stdio_serial_init(), and stdio_usb_init().