1 | /* Arduino SdFat Library
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2 | * Copyright (C) 2010 by William Greiman
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3 | *
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4 | * This file is part of the Arduino SdFat Library
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5 | *
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6 | * This Library is free software: you can redistribute it and/or modify
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7 | * it under the terms of the GNU General Public License as published by
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8 | * the Free Software Foundation, either version 3 of the License, or
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9 | * (at your option) any later version.
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10 | *
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11 | * This Library is distributed in the hope that it will be useful,
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12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 | * GNU General Public License for more details.
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15 | *
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16 | * You should have received a copy of the GNU General Public License
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17 | * along with the Arduino SdFat Library. If not, see
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18 | * <http://www.gnu.org/licenses/>.
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19 | */
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20 | #if defined(__arm__) // Arduino Due Board follows
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21 |
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22 | #ifndef Sd2PinMap_h
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23 | #define Sd2PinMap_h
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24 |
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25 | #include <Arduino.h>
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26 |
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27 | uint8_t const SS_PIN = SS;
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28 | uint8_t const MOSI_PIN = MOSI;
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29 | uint8_t const MISO_PIN = MISO;
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30 | uint8_t const SCK_PIN = SCK;
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31 |
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32 | #endif // Sd2PinMap_h
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33 |
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34 | #elif defined(__AVR__) // Other AVR based Boards follows
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35 |
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36 | // Warning this file was generated by a program.
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37 | #ifndef Sd2PinMap_h
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38 | #define Sd2PinMap_h
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39 | #include <avr/io.h>
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40 |
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41 | //------------------------------------------------------------------------------
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42 | /** struct for mapping digital pins */
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43 | struct pin_map_t {
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44 | volatile uint8_t* ddr;
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45 | volatile uint8_t* pin;
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46 | volatile uint8_t* port;
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47 | uint8_t bit;
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48 | };
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49 | //------------------------------------------------------------------------------
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50 | #if defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__)
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51 | // Mega
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52 |
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53 | // Two Wire (aka I2C) ports
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54 | uint8_t const SDA_PIN = 20;
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55 | uint8_t const SCL_PIN = 21;
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56 |
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57 | // SPI port
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58 | uint8_t const SS_PIN = 53;
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59 | uint8_t const MOSI_PIN = 51;
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60 | uint8_t const MISO_PIN = 50;
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61 | uint8_t const SCK_PIN = 52;
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62 |
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63 | static const pin_map_t digitalPinMap[] = {
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64 | {&DDRE, &PINE, &PORTE, 0}, // E0 0
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65 | {&DDRE, &PINE, &PORTE, 1}, // E1 1
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66 | {&DDRE, &PINE, &PORTE, 4}, // E4 2
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67 | {&DDRE, &PINE, &PORTE, 5}, // E5 3
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68 | {&DDRG, &PING, &PORTG, 5}, // G5 4
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69 | {&DDRE, &PINE, &PORTE, 3}, // E3 5
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70 | {&DDRH, &PINH, &PORTH, 3}, // H3 6
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71 | {&DDRH, &PINH, &PORTH, 4}, // H4 7
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72 | {&DDRH, &PINH, &PORTH, 5}, // H5 8
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73 | {&DDRH, &PINH, &PORTH, 6}, // H6 9
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74 | {&DDRB, &PINB, &PORTB, 4}, // B4 10
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75 | {&DDRB, &PINB, &PORTB, 5}, // B5 11
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76 | {&DDRB, &PINB, &PORTB, 6}, // B6 12
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77 | {&DDRB, &PINB, &PORTB, 7}, // B7 13
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78 | {&DDRJ, &PINJ, &PORTJ, 1}, // J1 14
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79 | {&DDRJ, &PINJ, &PORTJ, 0}, // J0 15
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80 | {&DDRH, &PINH, &PORTH, 1}, // H1 16
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81 | {&DDRH, &PINH, &PORTH, 0}, // H0 17
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82 | {&DDRD, &PIND, &PORTD, 3}, // D3 18
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83 | {&DDRD, &PIND, &PORTD, 2}, // D2 19
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84 | {&DDRD, &PIND, &PORTD, 1}, // D1 20
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85 | {&DDRD, &PIND, &PORTD, 0}, // D0 21
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86 | {&DDRA, &PINA, &PORTA, 0}, // A0 22
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87 | {&DDRA, &PINA, &PORTA, 1}, // A1 23
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88 | {&DDRA, &PINA, &PORTA, 2}, // A2 24
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89 | {&DDRA, &PINA, &PORTA, 3}, // A3 25
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90 | {&DDRA, &PINA, &PORTA, 4}, // A4 26
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91 | {&DDRA, &PINA, &PORTA, 5}, // A5 27
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92 | {&DDRA, &PINA, &PORTA, 6}, // A6 28
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93 | {&DDRA, &PINA, &PORTA, 7}, // A7 29
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94 | {&DDRC, &PINC, &PORTC, 7}, // C7 30
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95 | {&DDRC, &PINC, &PORTC, 6}, // C6 31
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96 | {&DDRC, &PINC, &PORTC, 5}, // C5 32
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97 | {&DDRC, &PINC, &PORTC, 4}, // C4 33
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98 | {&DDRC, &PINC, &PORTC, 3}, // C3 34
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99 | {&DDRC, &PINC, &PORTC, 2}, // C2 35
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100 | {&DDRC, &PINC, &PORTC, 1}, // C1 36
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101 | {&DDRC, &PINC, &PORTC, 0}, // C0 37
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102 | {&DDRD, &PIND, &PORTD, 7}, // D7 38
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103 | {&DDRG, &PING, &PORTG, 2}, // G2 39
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104 | {&DDRG, &PING, &PORTG, 1}, // G1 40
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105 | {&DDRG, &PING, &PORTG, 0}, // G0 41
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106 | {&DDRL, &PINL, &PORTL, 7}, // L7 42
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107 | {&DDRL, &PINL, &PORTL, 6}, // L6 43
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108 | {&DDRL, &PINL, &PORTL, 5}, // L5 44
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109 | {&DDRL, &PINL, &PORTL, 4}, // L4 45
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110 | {&DDRL, &PINL, &PORTL, 3}, // L3 46
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111 | {&DDRL, &PINL, &PORTL, 2}, // L2 47
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112 | {&DDRL, &PINL, &PORTL, 1}, // L1 48
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113 | {&DDRL, &PINL, &PORTL, 0}, // L0 49
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114 | {&DDRB, &PINB, &PORTB, 3}, // B3 50
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115 | {&DDRB, &PINB, &PORTB, 2}, // B2 51
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116 | {&DDRB, &PINB, &PORTB, 1}, // B1 52
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117 | {&DDRB, &PINB, &PORTB, 0}, // B0 53
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118 | {&DDRF, &PINF, &PORTF, 0}, // F0 54
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119 | {&DDRF, &PINF, &PORTF, 1}, // F1 55
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120 | {&DDRF, &PINF, &PORTF, 2}, // F2 56
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121 | {&DDRF, &PINF, &PORTF, 3}, // F3 57
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122 | {&DDRF, &PINF, &PORTF, 4}, // F4 58
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123 | {&DDRF, &PINF, &PORTF, 5}, // F5 59
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124 | {&DDRF, &PINF, &PORTF, 6}, // F6 60
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125 | {&DDRF, &PINF, &PORTF, 7}, // F7 61
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126 | {&DDRK, &PINK, &PORTK, 0}, // K0 62
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127 | {&DDRK, &PINK, &PORTK, 1}, // K1 63
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128 | {&DDRK, &PINK, &PORTK, 2}, // K2 64
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129 | {&DDRK, &PINK, &PORTK, 3}, // K3 65
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130 | {&DDRK, &PINK, &PORTK, 4}, // K4 66
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131 | {&DDRK, &PINK, &PORTK, 5}, // K5 67
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132 | {&DDRK, &PINK, &PORTK, 6}, // K6 68
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133 | {&DDRK, &PINK, &PORTK, 7} // K7 69
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134 | };
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135 | //------------------------------------------------------------------------------
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136 | #elif defined(__AVR_ATmega644P__) || defined(__AVR_ATmega644__)
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137 | // Sanguino
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138 |
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139 | // Two Wire (aka I2C) ports
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140 | uint8_t const SDA_PIN = 17;
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141 | uint8_t const SCL_PIN = 18;
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142 |
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143 | // SPI port
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144 | uint8_t const SS_PIN = 4;
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145 | uint8_t const MOSI_PIN = 5;
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146 | uint8_t const MISO_PIN = 6;
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147 | uint8_t const SCK_PIN = 7;
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148 |
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149 | static const pin_map_t digitalPinMap[] = {
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150 | {&DDRB, &PINB, &PORTB, 0}, // B0 0
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151 | {&DDRB, &PINB, &PORTB, 1}, // B1 1
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152 | {&DDRB, &PINB, &PORTB, 2}, // B2 2
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153 | {&DDRB, &PINB, &PORTB, 3}, // B3 3
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154 | {&DDRB, &PINB, &PORTB, 4}, // B4 4
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155 | {&DDRB, &PINB, &PORTB, 5}, // B5 5
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156 | {&DDRB, &PINB, &PORTB, 6}, // B6 6
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157 | {&DDRB, &PINB, &PORTB, 7}, // B7 7
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158 | {&DDRD, &PIND, &PORTD, 0}, // D0 8
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159 | {&DDRD, &PIND, &PORTD, 1}, // D1 9
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160 | {&DDRD, &PIND, &PORTD, 2}, // D2 10
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161 | {&DDRD, &PIND, &PORTD, 3}, // D3 11
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162 | {&DDRD, &PIND, &PORTD, 4}, // D4 12
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163 | {&DDRD, &PIND, &PORTD, 5}, // D5 13
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164 | {&DDRD, &PIND, &PORTD, 6}, // D6 14
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165 | {&DDRD, &PIND, &PORTD, 7}, // D7 15
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166 | {&DDRC, &PINC, &PORTC, 0}, // C0 16
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167 | {&DDRC, &PINC, &PORTC, 1}, // C1 17
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168 | {&DDRC, &PINC, &PORTC, 2}, // C2 18
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169 | {&DDRC, &PINC, &PORTC, 3}, // C3 19
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170 | {&DDRC, &PINC, &PORTC, 4}, // C4 20
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171 | {&DDRC, &PINC, &PORTC, 5}, // C5 21
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172 | {&DDRC, &PINC, &PORTC, 6}, // C6 22
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173 | {&DDRC, &PINC, &PORTC, 7}, // C7 23
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174 | {&DDRA, &PINA, &PORTA, 7}, // A7 24
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175 | {&DDRA, &PINA, &PORTA, 6}, // A6 25
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176 | {&DDRA, &PINA, &PORTA, 5}, // A5 26
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177 | {&DDRA, &PINA, &PORTA, 4}, // A4 27
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178 | {&DDRA, &PINA, &PORTA, 3}, // A3 28
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179 | {&DDRA, &PINA, &PORTA, 2}, // A2 29
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180 | {&DDRA, &PINA, &PORTA, 1}, // A1 30
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181 | {&DDRA, &PINA, &PORTA, 0} // A0 31
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182 | };
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183 | //------------------------------------------------------------------------------
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184 | #elif defined(__AVR_ATmega32U4__)
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185 | // Leonardo
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186 |
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187 | // Two Wire (aka I2C) ports
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188 | uint8_t const SDA_PIN = 2;
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189 | uint8_t const SCL_PIN = 3;
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190 |
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191 | // SPI port
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192 | uint8_t const SS_PIN = 17;
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193 | uint8_t const MOSI_PIN = 16;
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194 | uint8_t const MISO_PIN = 14;
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195 | uint8_t const SCK_PIN = 15;
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196 |
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197 | static const pin_map_t digitalPinMap[] = {
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198 | {&DDRD, &PIND, &PORTD, 2}, // D2 0
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199 | {&DDRD, &PIND, &PORTD, 3}, // D3 1
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200 | {&DDRD, &PIND, &PORTD, 1}, // D1 2
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201 | {&DDRD, &PIND, &PORTD, 0}, // D0 3
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202 | {&DDRD, &PIND, &PORTD, 4}, // D4 4
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203 | {&DDRC, &PINC, &PORTC, 6}, // C6 5
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204 | {&DDRD, &PIND, &PORTD, 7}, // D7 6
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205 | {&DDRE, &PINE, &PORTE, 6}, // E6 7
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206 | {&DDRB, &PINB, &PORTB, 4}, // B4 8
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207 | {&DDRB, &PINB, &PORTB, 5}, // B5 9
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208 | {&DDRB, &PINB, &PORTB, 6}, // B6 10
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209 | {&DDRB, &PINB, &PORTB, 7}, // B7 11
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210 | {&DDRD, &PIND, &PORTD, 6}, // D6 12
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211 | {&DDRC, &PINC, &PORTC, 7}, // C7 13
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212 | {&DDRB, &PINB, &PORTB, 3}, // B3 14
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213 | {&DDRB, &PINB, &PORTB, 1}, // B1 15
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214 | {&DDRB, &PINB, &PORTB, 2}, // B2 16
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215 | {&DDRB, &PINB, &PORTB, 0}, // B0 17
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216 | {&DDRF, &PINF, &PORTF, 7}, // F7 18
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217 | {&DDRF, &PINF, &PORTF, 6}, // F6 19
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218 | {&DDRF, &PINF, &PORTF, 5}, // F5 20
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219 | {&DDRF, &PINF, &PORTF, 4}, // F4 21
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220 | {&DDRF, &PINF, &PORTF, 1}, // F1 22
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221 | {&DDRF, &PINF, &PORTF, 0}, // F0 23
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222 | };
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223 | //------------------------------------------------------------------------------
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224 | #elif defined(__AVR_AT90USB646__) || defined(__AVR_AT90USB1286__)
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225 | // Teensy++ 1.0 & 2.0
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226 |
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227 | // Two Wire (aka I2C) ports
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228 | uint8_t const SDA_PIN = 1;
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229 | uint8_t const SCL_PIN = 0;
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230 |
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231 | // SPI port
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232 | uint8_t const SS_PIN = 20;
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233 | uint8_t const MOSI_PIN = 22;
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234 | uint8_t const MISO_PIN = 23;
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235 | uint8_t const SCK_PIN = 21;
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236 |
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237 | static const pin_map_t digitalPinMap[] = {
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238 | {&DDRD, &PIND, &PORTD, 0}, // D0 0
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239 | {&DDRD, &PIND, &PORTD, 1}, // D1 1
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240 | {&DDRD, &PIND, &PORTD, 2}, // D2 2
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241 | {&DDRD, &PIND, &PORTD, 3}, // D3 3
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242 | {&DDRD, &PIND, &PORTD, 4}, // D4 4
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243 | {&DDRD, &PIND, &PORTD, 5}, // D5 5
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244 | {&DDRD, &PIND, &PORTD, 6}, // D6 6
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245 | {&DDRD, &PIND, &PORTD, 7}, // D7 7
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246 | {&DDRE, &PINE, &PORTE, 0}, // E0 8
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247 | {&DDRE, &PINE, &PORTE, 1}, // E1 9
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248 | {&DDRC, &PINC, &PORTC, 0}, // C0 10
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249 | {&DDRC, &PINC, &PORTC, 1}, // C1 11
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250 | {&DDRC, &PINC, &PORTC, 2}, // C2 12
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251 | {&DDRC, &PINC, &PORTC, 3}, // C3 13
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252 | {&DDRC, &PINC, &PORTC, 4}, // C4 14
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253 | {&DDRC, &PINC, &PORTC, 5}, // C5 15
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254 | {&DDRC, &PINC, &PORTC, 6}, // C6 16
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255 | {&DDRC, &PINC, &PORTC, 7}, // C7 17
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256 | {&DDRE, &PINE, &PORTE, 6}, // E6 18
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257 | {&DDRE, &PINE, &PORTE, 7}, // E7 19
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258 | {&DDRB, &PINB, &PORTB, 0}, // B0 20
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259 | {&DDRB, &PINB, &PORTB, 1}, // B1 21
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260 | {&DDRB, &PINB, &PORTB, 2}, // B2 22
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261 | {&DDRB, &PINB, &PORTB, 3}, // B3 23
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262 | {&DDRB, &PINB, &PORTB, 4}, // B4 24
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263 | {&DDRB, &PINB, &PORTB, 5}, // B5 25
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264 | {&DDRB, &PINB, &PORTB, 6}, // B6 26
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265 | {&DDRB, &PINB, &PORTB, 7}, // B7 27
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266 | {&DDRA, &PINA, &PORTA, 0}, // A0 28
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267 | {&DDRA, &PINA, &PORTA, 1}, // A1 29
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268 | {&DDRA, &PINA, &PORTA, 2}, // A2 30
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269 | {&DDRA, &PINA, &PORTA, 3}, // A3 31
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270 | {&DDRA, &PINA, &PORTA, 4}, // A4 32
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271 | {&DDRA, &PINA, &PORTA, 5}, // A5 33
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272 | {&DDRA, &PINA, &PORTA, 6}, // A6 34
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273 | {&DDRA, &PINA, &PORTA, 7}, // A7 35
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274 | {&DDRE, &PINE, &PORTE, 4}, // E4 36
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275 | {&DDRE, &PINE, &PORTE, 5}, // E5 37
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276 | {&DDRF, &PINF, &PORTF, 0}, // F0 38
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277 | {&DDRF, &PINF, &PORTF, 1}, // F1 39
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278 | {&DDRF, &PINF, &PORTF, 2}, // F2 40
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279 | {&DDRF, &PINF, &PORTF, 3}, // F3 41
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280 | {&DDRF, &PINF, &PORTF, 4}, // F4 42
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281 | {&DDRF, &PINF, &PORTF, 5}, // F5 43
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282 | {&DDRF, &PINF, &PORTF, 6}, // F6 44
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283 | {&DDRF, &PINF, &PORTF, 7} // F7 45
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284 | };
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285 | //------------------------------------------------------------------------------
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286 | #else // defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__)
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287 | // 168 and 328 Arduinos
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288 |
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289 | // Two Wire (aka I2C) ports
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290 | uint8_t const SDA_PIN = 18;
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291 | uint8_t const SCL_PIN = 19;
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292 |
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293 | // SPI port
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294 | uint8_t const SS_PIN = 10;
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295 | uint8_t const MOSI_PIN = 11;
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296 | uint8_t const MISO_PIN = 12;
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297 | uint8_t const SCK_PIN = 13;
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298 |
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299 | static const pin_map_t digitalPinMap[] = {
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300 | {&DDRD, &PIND, &PORTD, 0}, // D0 0
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301 | {&DDRD, &PIND, &PORTD, 1}, // D1 1
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302 | {&DDRD, &PIND, &PORTD, 2}, // D2 2
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303 | {&DDRD, &PIND, &PORTD, 3}, // D3 3
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304 | {&DDRD, &PIND, &PORTD, 4}, // D4 4
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305 | {&DDRD, &PIND, &PORTD, 5}, // D5 5
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306 | {&DDRD, &PIND, &PORTD, 6}, // D6 6
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307 | {&DDRD, &PIND, &PORTD, 7}, // D7 7
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308 | {&DDRB, &PINB, &PORTB, 0}, // B0 8
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309 | {&DDRB, &PINB, &PORTB, 1}, // B1 9
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310 | {&DDRB, &PINB, &PORTB, 2}, // B2 10
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311 | {&DDRB, &PINB, &PORTB, 3}, // B3 11
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312 | {&DDRB, &PINB, &PORTB, 4}, // B4 12
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313 | {&DDRB, &PINB, &PORTB, 5}, // B5 13
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314 | {&DDRC, &PINC, &PORTC, 0}, // C0 14
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315 | {&DDRC, &PINC, &PORTC, 1}, // C1 15
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316 | {&DDRC, &PINC, &PORTC, 2}, // C2 16
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317 | {&DDRC, &PINC, &PORTC, 3}, // C3 17
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318 | {&DDRC, &PINC, &PORTC, 4}, // C4 18
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319 | {&DDRC, &PINC, &PORTC, 5} // C5 19
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320 | };
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321 | #endif // defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__)
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322 | //------------------------------------------------------------------------------
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323 | static const uint8_t digitalPinCount = sizeof(digitalPinMap)/sizeof(pin_map_t);
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324 |
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325 | uint8_t badPinNumber(void)
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326 | __attribute__((error("Pin number is too large or not a constant")));
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327 |
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328 | static inline __attribute__((always_inline))
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329 | uint8_t getPinMode(uint8_t pin) {
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330 | if (__builtin_constant_p(pin) && pin < digitalPinCount) {
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331 | return (*digitalPinMap[pin].ddr >> digitalPinMap[pin].bit) & 1;
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332 | } else {
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333 | return badPinNumber();
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334 | }
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335 | }
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336 | static inline __attribute__((always_inline))
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337 | void setPinMode(uint8_t pin, uint8_t mode) {
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338 | if (__builtin_constant_p(pin) && pin < digitalPinCount) {
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339 | if (mode) {
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340 | *digitalPinMap[pin].ddr |= 1 << digitalPinMap[pin].bit;
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341 | } else {
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342 | *digitalPinMap[pin].ddr &= ~(1 << digitalPinMap[pin].bit);
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343 | }
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344 | } else {
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345 | badPinNumber();
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346 | }
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347 | }
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348 | static inline __attribute__((always_inline))
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349 | uint8_t fastDigitalRead(uint8_t pin) {
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350 | if (__builtin_constant_p(pin) && pin < digitalPinCount) {
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351 | return (*digitalPinMap[pin].pin >> digitalPinMap[pin].bit) & 1;
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352 | } else {
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353 | return badPinNumber();
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354 | }
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355 | }
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356 | static inline __attribute__((always_inline))
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357 | void fastDigitalWrite(uint8_t pin, uint8_t value) {
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358 | if (__builtin_constant_p(pin) && pin < digitalPinCount) {
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359 | if (value) {
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360 | *digitalPinMap[pin].port |= 1 << digitalPinMap[pin].bit;
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361 | } else {
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362 | *digitalPinMap[pin].port &= ~(1 << digitalPinMap[pin].bit);
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363 | }
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364 | } else {
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365 | badPinNumber();
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366 | }
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367 | }
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368 | #endif // Sd2PinMap_h
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369 |
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370 | #else
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371 | #error Architecture or board not supported.
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372 | #endif
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