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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 "bootloader.h"
- #ifdef PS2_MOUSE_ENABLE
- # include "ps2_mouse.h"
- #endif
- #include "host.h"
- #include "pjrc.h"
-
-
- #define CPU_PRESCALE(n) (CLKPR = 0x80, CLKPR = (n))
-
-
- 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);
- bootloader_jump(); // not return
- }
-
-
- host_set_driver(pjrc_driver());
- while (1) {
- keyboard_proc();
- }
- }
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