2011-02-21 06:43:17 +00:00
/* Keyboard example with debug channel, for Teensy USB Development Board
* http : //www.pjrc.com/teensy/usb_keyboard.html
* Copyright ( c ) 2008 PJRC . COM , LLC
*
* Permission is hereby granted , free of charge , to any person obtaining a copy
* of this software and associated documentation files ( the " Software " ) , to deal
* in the Software without restriction , including without limitation the rights
* to use , copy , modify , merge , publish , distribute , sublicense , and / or sell
* copies of the Software , and to permit persons to whom the Software is
* furnished to do so , subject to the following conditions :
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software .
*
* THE SOFTWARE IS PROVIDED " AS IS " , WITHOUT WARRANTY OF ANY KIND , EXPRESS OR
* IMPLIED , INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY ,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT . IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM , DAMAGES OR OTHER
* LIABILITY , WHETHER IN AN ACTION OF CONTRACT , TORT OR OTHERWISE , ARISING FROM ,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE .
*/
# include <stdbool.h>
# include <avr/io.h>
# include <avr/interrupt.h>
# include <util/delay.h>
# include "keyboard.h"
# include "usb.h"
# include "matrix.h"
# include "print.h"
# include "debug.h"
# include "util.h"
2013-03-26 07:55:45 +00:00
# include "suspend.h"
2011-09-17 13:39:50 +00:00
# include "host.h"
# include "pjrc.h"
2011-02-21 06:43:17 +00:00
# define CPU_PRESCALE(n) (CLKPR = 0x80, CLKPR = (n))
int main ( void )
{
// set for 16 MHz clock
CPU_PRESCALE ( 0 ) ;
// Initialize the USB, and then wait for the host to set configuration.
// If the Teensy is powered without a PC connected to the USB port,
// this will wait forever.
usb_init ( ) ;
while ( ! usb_configured ( ) ) /* wait */ ;
keyboard_init ( ) ;
2011-09-17 13:39:50 +00:00
host_set_driver ( pjrc_driver ( ) ) ;
2013-03-26 07:55:45 +00:00
# ifdef SLEEP_LED_ENABLE
sleep_led_init ( ) ;
# endif
2011-02-21 06:43:17 +00:00
while ( 1 ) {
2013-03-26 07:55:45 +00:00
while ( suspend ) {
suspend_power_down ( ) ;
if ( remote_wakeup & & suspend_wakeup_condition ( ) ) {
usb_remote_wakeup ( ) ;
}
}
keyboard_task ( ) ;
2011-02-21 06:43:17 +00:00
}
}