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/* 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"
# include "jump_bootloader.h"
# ifdef PS2_MOUSE_ENABLE
# include "ps2_mouse.h"
# endif
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# include "host.h"
# include "pjrc.h"
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# define CPU_PRESCALE(n) (CLKPR = 0x80, CLKPR = (n))
bool debug_enable = false ;
bool debug_matrix = false ;
bool debug_keyboard = false ;
bool debug_mouse = false ;
int main ( void )
{
DEBUG_LED_CONFIG ;
DEBUG_LED_OFF ;
// 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 ( ) ;
matrix_scan ( ) ;
if ( matrix_key_count ( ) > = 3 ) {
# ifdef DEBUG_LED
for ( int i = 0 ; i < 6 ; i + + ) {
DEBUG_LED_CONFIG ;
DEBUG_LED_ON ;
_delay_ms ( 500 ) ;
DEBUG_LED_OFF ;
_delay_ms ( 500 ) ;
}
# else
_delay_ms ( 5000 ) ;
# endif
print_enable = true ;
debug_enable = true ;
debug_matrix = true ;
debug_keyboard = true ;
debug_mouse = true ;
print ( " debug enabled. \n " ) ;
}
if ( matrix_key_count ( ) > = 4 ) {
print ( " jump to bootloader... \n " ) ;
_delay_ms ( 1000 ) ;
jump_bootloader ( ) ; // not return
}
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host_set_driver ( pjrc_driver ( ) ) ;
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while ( 1 ) {
keyboard_proc ( ) ;
}
}