Mercurial > louis > kiibohd-controller

annotate main.c @ 1:0f88e9aad77a

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Initial macro line filler design for multiple keyboards matrices.
author Jacob Alexander <triplehaata@gmail.com>
date Mon, 07 Mar 2011 10:42:32 -0800
parents 43dfb6e4e697
children c3b2eaa4a89d
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1 /* Copyright (C) 2011 by Jacob Alexander
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2 *
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3 * Permission is hereby granted, free of charge, to any person obtaining a copy
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4 * of this software and associated documentation files (the "Software"), to deal
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5 * in the Software without restriction, including without limitation the rights
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6 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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7 * copies of the Software, and to permit persons to whom the Software is
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8 * furnished to do so, subject to the following conditions:
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9 *
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10 * The above copyright notice and this permission notice shall be included in
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11 * all copies or substantial portions of the Software.
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12 *
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13 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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14 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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15 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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16 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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17 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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18 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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19 * THE SOFTWARE.
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20 */
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21
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22 #include <avr/io.h>
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23 #include <avr/pgmspace.h>
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24 #include <avr/interrupt.h>
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25 #include <util/delay.h>
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26 #include "usb_keyboard.h"
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27
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28 #define CPU_PRESCALE(n) (CLKPR = 0x80, CLKPR = (n))
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29
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30 #define PRE_DRIVE_SLEEP
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31 #define POST_DRIVE_SLEEP
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32
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33
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34 #define DRIVE_reg_1 PORTB
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35 #define DRIVE_reg_2 PORTB
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36 #define DRIVE_reg_3 PORTB
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37 #define DRIVE_reg_4 PORTC
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38 #define DRIVE_reg_5 PORTE
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39 #define DRIVE_reg_6 PORTE
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40 #define DRIVE_reg_7 PORTF
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41 #define DRIVE_reg_8 PORTF
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42 #define DRIVE_reg_9 PORTF
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43 #define DRIVE_reg_10 <blank>
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44 #define DRIVE_reg_11 <blank>
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45 #define DRIVE_reg_12 <blank>
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46
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47 #define DRIVE_pin_1 0
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48 #define DRIVE_pin_2 1
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49 #define DRIVE_pin_3 2
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50 #define DRIVE_pin_4 7
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51 #define DRIVE_pin_5 6
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52 #define DRIVE_pin_6 7
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53 #define DRIVE_pin_7 0
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54 #define DRIVE_pin_8 4
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55 #define DRIVE_pin_9 5
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56 #define DRIVE_pin_10 <blank>
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57 #define DRIVE_pin_11 <blank>
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58 #define DRIVE_pin_12 <blank>
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59
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60 #define DETECT_group_1 0
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61 #define DETECT_group_2 0
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62 #define DETECT_group_3 0
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63 #define DETECT_group_4 0
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64 #define DETECT_group_5 0
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65 #define DETECT_group_6 0
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66 #define DETECT_group_7 0
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67 #define DETECT_group_8 0
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68 #define DETECT_group_9 0
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69 #define DETECT_group_10 <blank>
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70 #define DETECT_group_11 <blank>
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71 #define DETECT_group_12 <blank>
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72
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73 // Change number of ORDs if number of lines differ
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74 #define DD_LOOP \
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75 for ( int c = 0;; c++ ) { \
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76 switch ( c ) { \
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77 DD_CASE_ORD(1) \
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78 DD_CASE_ORD(2) \
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79 DD_CASE_ORD(3) \
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80 DD_CASE_ORD(4) \
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81 DD_CASE_ORD(5) \
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82 DD_CASE_ORD(6) \
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83 DD_CASE_ORD(7) \
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84 DD_CASE_ORD(8) \
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85 DD_CASE_END(9,c) \
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86 } \
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87 }
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88
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89 #define DRIVE_DETECT(reg,pin,group) \
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90 reg |= (1 << pin);\
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91 detection(group);\
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92 reg &= (0 << pin);
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93
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94 #define DD_CASE(number) \
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95 case number:\
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96 DRIVE_DETECT(DRIVE_reg##_##number, DRIVE_pin##_##number, DETECT_group##_##number)
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97
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98 #define DD_CASE_ORD(number) \
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99 DD_CASE(number) \
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100 break;
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101
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102 #define DD_CASE_END(number,var) \
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103 DD_CASE(number) \
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104 default: \
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105 var = -1; \
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106 break;
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107
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108 int main(void)
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109 {
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110 // set for 16 MHz clock
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111 CPU_PRESCALE( 0 );
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112
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113 // Configuring Pins
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114
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115 // TODO
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116
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117 // Initialize the USB, and then wait for the host to set configuration.
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118 // If the Teensy is powered without a PC connected to the USB port,
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119 // this will wait forever.
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120 usb_init();
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121 while ( !usb_configured() ) /* wait */ ;
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122
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123 // Wait an extra second for the PC's operating system to load drivers
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124 // and do whatever it does to actually be ready for input
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125 _delay_ms(1000);
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126
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127 // Main Detection Loop
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128 DD_LOOP
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129
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130 // usb_keyboard_press(KEY_B, KEY_SHIFT);
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131 return 0;
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132 }
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133