222 lines
7.2 KiB
C
222 lines
7.2 KiB
C
/* 2010/08/23 noname
|
|
* keyboard firmware based on PJRC USB keyboard example
|
|
*/
|
|
/* 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/pgmspace.h>
|
|
#include <avr/interrupt.h>
|
|
#include <util/delay.h>
|
|
#include "usb.h"
|
|
#include "usb_keyboard.h"
|
|
#include "usb_mouse.h"
|
|
#include "print.h"
|
|
#include "matrix.h"
|
|
#include "keymap.h"
|
|
#include "jump_bootloader.h"
|
|
|
|
|
|
// for teensy 2.0
|
|
#define LED_CONFIG (DDRD |= (1<<6))
|
|
#define LED_ON (PORTD |= (1<<6))
|
|
#define LED_OFF (PORTD &= ~(1<<6))
|
|
#define CPU_PRESCALE(n) (CLKPR = 0x80, CLKPR = (n))
|
|
|
|
#define MOUSE_MOVE_UNIT 10
|
|
#define MOUSE_DELAY_MS 200
|
|
#define MOUSE_DELAY_ACC 4
|
|
|
|
|
|
static void print_matrix(void);
|
|
|
|
|
|
uint16_t idle_count=0;
|
|
|
|
|
|
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 */ ;
|
|
|
|
// Wait an extra second for the PC's operating system to load drivers
|
|
// and do whatever it does to actually be ready for input
|
|
// needs such long time in my PC.
|
|
for (int i =0; i < 6; i++) {
|
|
LED_CONFIG;
|
|
LED_ON;
|
|
_delay_ms(500);
|
|
LED_OFF;
|
|
_delay_ms(500);
|
|
}
|
|
|
|
// Configure timer 0 to generate a timer overflow interrupt every
|
|
// 256*1024 clock cycles, or approx 61 Hz when using 16 MHz clock
|
|
// This demonstrates how to use interrupts to implement a simple
|
|
// inactivity timeout.
|
|
TCCR0A = 0x00;
|
|
TCCR0B = 0x05;
|
|
TIMSK0 = (1<<TOIE0);
|
|
|
|
|
|
matrix_init();
|
|
|
|
bool modified = false;
|
|
bool has_ghost = false;
|
|
int layer = 0;
|
|
int key_index = 0;
|
|
uint8_t mouse_x = 0;
|
|
uint8_t mouse_y = 0;
|
|
uint8_t mouse_btn = 0;
|
|
int8_t mouse_wheel = 0;
|
|
int8_t mouse_hwheel = 0;
|
|
int mouse_repeat = 0;
|
|
|
|
print("\nt.m.k. keyboard 1.0\n");
|
|
while (1) {
|
|
matrix_scan();
|
|
modified = matrix_is_modified();
|
|
has_ghost = matrix_has_ghost();
|
|
layer = get_layer();
|
|
|
|
// print matrix state for debug
|
|
if (modified) {
|
|
print_matrix();
|
|
|
|
LED_CONFIG;
|
|
LED_ON;
|
|
}
|
|
|
|
keyboard_modifier_keys = 0;
|
|
for (int i = 0; i < 6; i++) keyboard_keys[i] = KB_NO;
|
|
key_index = 0;
|
|
mouse_x = 0;
|
|
mouse_y = 0;
|
|
mouse_btn = 0;
|
|
mouse_wheel = 0;
|
|
mouse_hwheel = 0;
|
|
|
|
// convert matrix state to HID report
|
|
for (int row = 0; row < MATRIX_ROWS; row++) {
|
|
for (int col = 0; col < MATRIX_COLS; col++) {
|
|
if (matrix[row] & 1<<col) continue;
|
|
|
|
uint8_t code = get_keycode(layer, row, col);
|
|
if (code == KB_NO) {
|
|
continue;
|
|
} else if (KB_LCTRL <= code && code <= KB_RGUI) {
|
|
// modifier keys(0xE0-0xE7)
|
|
keyboard_modifier_keys |= 1<<(code & 0x07);
|
|
} else if (code >= MS_UP) {
|
|
// mouse
|
|
if (code == MS_UP) mouse_y -= MOUSE_MOVE_UNIT;
|
|
if (code == MS_DOWN) mouse_y += MOUSE_MOVE_UNIT;
|
|
if (code == MS_LEFT) mouse_x -= MOUSE_MOVE_UNIT;
|
|
if (code == MS_RIGHT) mouse_x += MOUSE_MOVE_UNIT;
|
|
if (code == MS_BTN1) mouse_btn |= 1<<0;
|
|
if (code == MS_BTN2) mouse_btn |= 1<<1;
|
|
if (code == MS_BTN3) mouse_btn |= 1<<2;
|
|
if (code == MS_BTN4) mouse_btn |= 1<<3;
|
|
if (code == MS_BTN5) mouse_btn |= 1<<4;
|
|
if (code == MS_WH_UP) mouse_wheel -= 1;
|
|
if (code == MS_WH_DOWN) mouse_wheel += 1;
|
|
if (code == MS_WH_LEFT) mouse_hwheel -= 1;
|
|
if (code == MS_WH_RIGHT) mouse_hwheel += 1;
|
|
} else {
|
|
// normal keys
|
|
if (key_index < 6)
|
|
keyboard_keys[key_index] = code;
|
|
key_index++;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (!has_ghost) {
|
|
// when 4 left modifier keys down
|
|
if (keyboard_modifier_keys == (MOD_LCTRL | MOD_LSHIFT | MOD_LALT | MOD_LGUI)) {
|
|
// cancel all keys
|
|
keyboard_modifier_keys = 0;
|
|
for (int i = 0; i < 6; i++) keyboard_keys[i] = KB_NO;
|
|
usb_keyboard_send();
|
|
|
|
print("jump to bootloader...\n");
|
|
_delay_ms(100);
|
|
jump_bootloader(); // not return
|
|
}
|
|
|
|
if (mouse_x || mouse_y || mouse_wheel || mouse_hwheel || mouse_btn != mouse_buttons) {
|
|
mouse_buttons = mouse_btn;
|
|
usb_mouse_move(mouse_x, mouse_y, mouse_wheel, mouse_hwheel);
|
|
|
|
// acceleration
|
|
_delay_ms(MOUSE_DELAY_MS >> (mouse_repeat < MOUSE_DELAY_ACC ? mouse_repeat : MOUSE_DELAY_ACC));
|
|
mouse_repeat++;
|
|
} else {
|
|
mouse_repeat = 0;
|
|
}
|
|
|
|
|
|
// send keys to host
|
|
if (modified) {
|
|
if (key_index > 6) {
|
|
//Rollover
|
|
}
|
|
usb_keyboard_send();
|
|
}
|
|
}
|
|
_delay_ms(2);
|
|
}
|
|
}
|
|
|
|
static void print_matrix(void) {
|
|
print("\nr/c 01234567\n");
|
|
for (int row = 0; row < MATRIX_ROWS; row++) {
|
|
phex(row); print(": ");
|
|
pbin_reverse(matrix[row]);
|
|
if (matrix_has_ghost_in_row(row)) {
|
|
print(" <ghost");
|
|
}
|
|
print("\n");
|
|
}
|
|
print("keys: ");
|
|
for (int i = 0; i < 6; i++) { phex(keyboard_keys[i]); print(" "); }
|
|
print("\n");
|
|
print("mod: "); phex(keyboard_modifier_keys); print("\n");
|
|
}
|
|
|
|
// This interrupt routine is run approx 61 times per second.
|
|
// A very simple inactivity timeout is implemented, where we
|
|
// will send a space character and print a message to the
|
|
// hid_listen debug message window.
|
|
ISR(TIMER0_OVF_vect)
|
|
{
|
|
idle_count++;
|
|
}
|