Mercurial > louis > kiibohd-controller

annotate Output/pjrcUSB/arm/usb_keyboard.c @ 326:05a09eda53fb

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Inital Remote Wakeup Support Not working yet...
author Rowan Decker <Smasher816@gmail.com>
date Sun, 08 Mar 2015 22:35:55 -0700
parents e946656696f2
children 9ac304aa1ab5
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1 /* Teensyduino Core Library
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2 * http://www.pjrc.com/teensy/
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3 * Copyright (c) 2013 PJRC.COM, LLC.
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4 * Modifications by Jacob Alexander 2013-2015
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5 *
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6 * Permission is hereby granted, free of charge, to any person obtaining
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7 * a copy of this software and associated documentation files (the
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8 * "Software"), to deal in the Software without restriction, including
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9 * without limitation the rights to use, copy, modify, merge, publish,
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10 * distribute, sublicense, and/or sell copies of the Software, and to
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11 * permit persons to whom the Software is furnished to do so, subject to
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12 * the following conditions:
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13 *
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14 * 1. The above copyright notice and this permission notice shall be
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15 * included in all copies or substantial portions of the Software.
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16 *
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17 * 2. If the Software is incorporated into a build system that allows
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18 * selection among a list of target devices, then similar target
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19 * devices manufactured by PJRC.COM must be included in the list of
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20 * target devices and selectable in the same manner.
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21 *
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22 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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23 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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24 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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25 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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26 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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27 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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28 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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29 * SOFTWARE.
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30 */
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31
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32 // ----- Includes -----
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33
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34 // Compiler Includes
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35 #include <string.h> // for memcpy()
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36
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37 // Project Includes
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38 #include <Lib/OutputLib.h>
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39 #include <print.h>
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40
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41 // Local Includes
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42 #include "usb_dev.h"
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43 #include "usb_keyboard.h"
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44
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46
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47 // ----- Defines -----
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48
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49 // Maximum number of transmit packets to queue so we don't starve other endpoints for memory
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50 #define TX_PACKET_LIMIT 4
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51
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52 // When the PC isn't listening, how long do we wait before discarding data?
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53 #define TX_TIMEOUT_MSEC 50
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54
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55 #if F_CPU == 96000000
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56 #define TX_TIMEOUT (TX_TIMEOUT_MSEC * 596)
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57 #elif F_CPU == 48000000
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58 #define TX_TIMEOUT (TX_TIMEOUT_MSEC * 428)
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59 #elif F_CPU == 24000000
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60 #define TX_TIMEOUT (TX_TIMEOUT_MSEC * 262)
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61 #endif
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62
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63
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64
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65 // ----- Variables -----
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66
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67 static uint8_t transmit_previous_timeout = 0;
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68
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69
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70
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71 // ----- Functions -----
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72
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73 // send the contents of keyboard_keys and keyboard_modifier_keys
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74 void usb_keyboard_send()
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75 {
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76 uint32_t wait_count = 0;
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77 usb_packet_t *tx_packet;
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78
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79 if (remote_wakeup_enabled) {
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80 USB0_CTL |= USB_CTL_RESUME;
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81 _delay_ms(5); //wait 1 to 15ms
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82 USB0_CTL &= ~USB_CTL_RESUME;
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83 _delay_ms(5);
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84 }
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85
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86 // Wait till ready
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87 while ( 1 )
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88 {
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89 if ( !usb_configuration )
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90 {
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91 erro_print("USB not configured...");
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92 return;
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93 }
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94
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95 if ( USBKeys_Protocol == 0 ) // Boot Mode
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96 {
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97 if ( usb_tx_packet_count( NKRO_KEYBOARD_ENDPOINT ) < TX_PACKET_LIMIT )
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98 {
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99 tx_packet = usb_malloc();
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100 if ( tx_packet )
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101 break;
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102 }
104
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103 }
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104 else if ( USBKeys_Protocol == 1 ) // NKRO Mode
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105 {
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106 if ( usb_tx_packet_count( KEYBOARD_ENDPOINT ) < TX_PACKET_LIMIT )
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107 {
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108 tx_packet = usb_malloc();
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109 if ( tx_packet )
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110 break;
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111 }
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112 }
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113
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114 if ( ++wait_count > TX_TIMEOUT || transmit_previous_timeout )
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115 {
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116 transmit_previous_timeout = 1;
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117 warn_print("USB Transmit Timeout...");
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118 return;
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119 }
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120 yield();
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121 }
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122
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123 // Pointer to USB tx packet buffer
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124 uint8_t *tx_buf = tx_packet->buf;
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125
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126 switch ( USBKeys_Protocol )
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127 {
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128 // Send boot keyboard interrupt packet(s)
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129 case 0:
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130 // USB Boot Mode debug output
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131 if ( Output_DebugMode )
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132 {
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133 dbug_msg("Boot USB: ");
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134 printHex_op( USBKeys_Modifiers, 2 );
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135 print(" ");
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136 printHex( 0 );
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137 print(" ");
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138 printHex_op( USBKeys_Keys[0], 2 );
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139 printHex_op( USBKeys_Keys[1], 2 );
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140 printHex_op( USBKeys_Keys[2], 2 );
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141 printHex_op( USBKeys_Keys[3], 2 );
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142 printHex_op( USBKeys_Keys[4], 2 );
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143 printHex_op( USBKeys_Keys[5], 2 );
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144 print( NL );
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diff changeset
145 }
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diff changeset
146
232
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147 // Boot Mode
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148 *tx_buf++ = USBKeys_Modifiers;
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149 *tx_buf++ = 0;
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150 memcpy( tx_buf, USBKeys_Keys, USB_BOOT_MAX_KEYS );
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151 tx_packet->len = 8;
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152
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153 // Send USB Packet
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154 usb_tx( KEYBOARD_ENDPOINT, tx_packet );
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155 USBKeys_Changed = USBKeyChangeState_None;
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diff changeset
156 break;
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157
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158 // Send NKRO keyboard interrupts packet(s)
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159 case 1:
285
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160 if ( Output_DebugMode )
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161 {
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162 dbug_msg("NKRO USB: ");
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163 }
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164
251
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165 // Check system control keys
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166 if ( USBKeys_Changed & USBKeyChangeState_System )
232
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167 {
285
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168 if ( Output_DebugMode )
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169 {
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170 print("SysCtrl[");
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171 printHex_op( USBKeys_SysCtrl, 2 );
292
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172 print( "] " NL );
285
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173 }
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diff changeset
174
251
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175 *tx_buf++ = 0x02; // ID
232
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176 *tx_buf = USBKeys_SysCtrl;
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177 tx_packet->len = 2;
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178
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179 // Send USB Packet
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180 usb_tx( NKRO_KEYBOARD_ENDPOINT, tx_packet );
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181 USBKeys_Changed &= ~USBKeyChangeState_System; // Mark sent
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182 }
251
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183
232
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184 // Check consumer control keys
251
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185 if ( USBKeys_Changed & USBKeyChangeState_Consumer )
232
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186 {
285
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187 if ( Output_DebugMode )
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188 {
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189 print("ConsCtrl[");
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190 printHex_op( USBKeys_ConsCtrl, 2 );
292
e946656696f2 Adding missing NL's for Cons and Sys Control debug
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191 print( "] " NL );
285
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192 }
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diff changeset
193
251
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194 *tx_buf++ = 0x03; // ID
232
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195 *tx_buf++ = (uint8_t)(USBKeys_ConsCtrl & 0x00FF);
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196 *tx_buf = (uint8_t)(USBKeys_ConsCtrl >> 8);
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197 tx_packet->len = 3;
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198
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199 // Send USB Packet
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200 usb_tx( NKRO_KEYBOARD_ENDPOINT, tx_packet );
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201 USBKeys_Changed &= ~USBKeyChangeState_Consumer; // Mark sent
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202 }
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203
251
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204 // Standard HID Keyboard
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205 if ( USBKeys_Changed )
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206 {
285
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207 // USB NKRO Debug output
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208 if ( Output_DebugMode )
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diff changeset
209 {
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210 printHex_op( USBKeys_Modifiers, 2 );
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211 print(" ");
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212 for ( uint8_t c = 0; c < 6; c++ )
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213 printHex_op( USBKeys_Keys[ c ], 2 );
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214 print(" ");
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215 for ( uint8_t c = 6; c < 20; c++ )
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diff changeset
216 printHex_op( USBKeys_Keys[ c ], 2 );
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diff changeset
217 print(" ");
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diff changeset
218 printHex_op( USBKeys_Keys[20], 2 );
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diff changeset
219 print(" ");
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diff changeset
220 for ( uint8_t c = 21; c < 27; c++ )
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221 printHex_op( USBKeys_Keys[ c ], 2 );
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222 print( NL );
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223 }
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diff changeset
224
251
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diff changeset
225 tx_packet->len = 0;
d3ac199593d6 Fixing NKRO on Windows 8.1
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diff changeset
226
d3ac199593d6 Fixing NKRO on Windows 8.1
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diff changeset
227 // Modifiers
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diff changeset
228 *tx_buf++ = 0x01; // ID
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diff changeset
229 *tx_buf++ = USBKeys_Modifiers;
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diff changeset
230 tx_packet->len += 2;
d3ac199593d6 Fixing NKRO on Windows 8.1
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diff changeset
231
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diff changeset
232 // 4-49 (first 6 bytes)
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diff changeset
233 memcpy( tx_buf, USBKeys_Keys, 6 );
d3ac199593d6 Fixing NKRO on Windows 8.1
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diff changeset
234 tx_buf += 6;
d3ac199593d6 Fixing NKRO on Windows 8.1
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diff changeset
235 tx_packet->len += 6;
d3ac199593d6 Fixing NKRO on Windows 8.1
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diff changeset
236
d3ac199593d6 Fixing NKRO on Windows 8.1
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diff changeset
237 // 51-155 (Middle 14 bytes)
d3ac199593d6 Fixing NKRO on Windows 8.1
Jacob Alexander <haata@kiibohd.com>
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diff changeset
238 memcpy( tx_buf, USBKeys_Keys + 6, 14 );
d3ac199593d6 Fixing NKRO on Windows 8.1
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diff changeset
239 tx_buf += 14;
d3ac199593d6 Fixing NKRO on Windows 8.1
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diff changeset
240 tx_packet->len += 14;
d3ac199593d6 Fixing NKRO on Windows 8.1
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diff changeset
241
d3ac199593d6 Fixing NKRO on Windows 8.1
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diff changeset
242 // 157-164 (Next byte)
d3ac199593d6 Fixing NKRO on Windows 8.1
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diff changeset
243 memcpy( tx_buf, USBKeys_Keys + 20, 1 );
d3ac199593d6 Fixing NKRO on Windows 8.1
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diff changeset
244 tx_buf += 1;
d3ac199593d6 Fixing NKRO on Windows 8.1
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diff changeset
245 tx_packet->len += 1;
d3ac199593d6 Fixing NKRO on Windows 8.1
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parents: 248
diff changeset
246
d3ac199593d6 Fixing NKRO on Windows 8.1
Jacob Alexander <haata@kiibohd.com>
parents: 248
diff changeset
247 // 176-221 (last 6 bytes)
d3ac199593d6 Fixing NKRO on Windows 8.1
Jacob Alexander <haata@kiibohd.com>
parents: 248
diff changeset
248 memcpy( tx_buf, USBKeys_Keys + 21, 6 );
d3ac199593d6 Fixing NKRO on Windows 8.1
Jacob Alexander <haata@kiibohd.com>
parents: 248
diff changeset
249 tx_packet->len += 6;
d3ac199593d6 Fixing NKRO on Windows 8.1
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diff changeset
250
d3ac199593d6 Fixing NKRO on Windows 8.1
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diff changeset
251 // Send USB Packet
d3ac199593d6 Fixing NKRO on Windows 8.1
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diff changeset
252 usb_tx( NKRO_KEYBOARD_ENDPOINT, tx_packet );
d3ac199593d6 Fixing NKRO on Windows 8.1
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parents: 248
diff changeset
253 USBKeys_Changed = USBKeyChangeState_None; // Mark sent
d3ac199593d6 Fixing NKRO on Windows 8.1
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diff changeset
254 }
d3ac199593d6 Fixing NKRO on Windows 8.1
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parents: 248
diff changeset
255
232
9a3c9f6f4866 USB NKRO working for ARM!
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parents: 224
diff changeset
256 break;
9a3c9f6f4866 USB NKRO working for ARM!
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parents: 224
diff changeset
257 }
224
138e5ca7f8e4 Preparing ARM for USB NKRO
Jacob Alexander <haata@kiibohd.com>
parents: 118
diff changeset
258
138e5ca7f8e4 Preparing ARM for USB NKRO
Jacob Alexander <haata@kiibohd.com>
parents: 118
diff changeset
259 return;
104
e84738d174bc Moving USB to Output in preparation for additional Output types.
Jacob Alexander <haata@kiibohd.com>
parents:
diff changeset
260 }
e84738d174bc Moving USB to Output in preparation for additional Output types.
Jacob Alexander <haata@kiibohd.com>
parents:
diff changeset
261