Mercurial > louis > kiibohd-controller

annotate Output/pjrcUSB/output_com.c @ 122:2bb16439e6ca

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Preparing Teensy 3.1 and CLI merge for DPH controller code.
author Jacob Alexander <haata@kiibohd.com>
date Sat, 22 Mar 2014 14:32:06 -0700
parents 814b5d3d7da6
children 0c5d1fe99302
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1 /* Copyright (C) 2011-2014 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 // ----- Includes -----
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23
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24 // Compiler Includes
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25 #include <Lib/OutputLib.h>
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26
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27 // Project Includes
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28 #include <scan_loop.h>
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29
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30 // USB Includes
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31 #if defined(_at90usb162_) || defined(_atmega32u4_) || defined(_at90usb646_) || defined(_at90usb1286_)
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32 #include "avr/usb_keyboard_debug.h"
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33 #elif defined(_mk20dx128_) || defined(_mk20dx256_)
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34 #include "arm/usb_keyboard.h"
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35 #include "arm/usb_dev.h"
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36 #endif
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37
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38 // Local Includes
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39 #include "output_com.h"
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40
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41
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42
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43 // ----- Variables -----
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44
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45 // which modifier keys are currently pressed
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46 // 1=left ctrl, 2=left shift, 4=left alt, 8=left gui
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47 // 16=right ctrl, 32=right shift, 64=right alt, 128=right gui
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48 uint8_t USBKeys_Modifiers = 0;
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49
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50 // which keys are currently pressed, up to 6 keys may be down at once
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51 uint8_t USBKeys_Array[USB_MAX_KEY_SEND] = {0,0,0,0,0,0};
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52
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53 // The number of keys sent to the usb in the array
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54 uint8_t USBKeys_Sent;
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55
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56 // 1=num lock, 2=caps lock, 4=scroll lock, 8=compose, 16=kana
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57 volatile uint8_t USBKeys_LEDs = 0;
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58
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59 // protocol setting from the host. We use exactly the same report
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60 // either way, so this variable only stores the setting since we
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61 // are required to be able to report which setting is in use.
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62 uint8_t USBKeys_Protocol = 1;
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63
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64 // the idle configuration, how often we send the report to the
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65 // host (ms * 4) even when it hasn't changed
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66 uint8_t USBKeys_Idle_Config = 125;
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67
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68 // count until idle timeout
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69 uint8_t USBKeys_Idle_Count = 0;
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70
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73 // ----- Functions -----
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74
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75 // USB Module Setup
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76 inline void output_setup()
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77 {
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78 // Initialize the USB, and then wait for the host to set configuration.
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79 // If the Teensy is powered without a PC connected to the USB port,
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80 // this will wait forever.
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81 usb_init();
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82 while ( !usb_configured() ) /* wait */ ;
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83
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84 // Wait an extra second for the PC's operating system to load drivers
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85 // and do whatever it does to actually be ready for input
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86 //_delay_ms(1000); // TODO
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87 }
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88
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89
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90 // USB Data Send
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91 inline void output_send(void)
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92 {
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93 // TODO undo potentially old keys
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94 for ( uint8_t c = USBKeys_Sent; c < USBKeys_MaxSize; c++ )
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95 USBKeys_Array[c] = 0;
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96
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97 // Send keypresses
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98 usb_keyboard_send();
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99
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100 // Clear modifiers and keys
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101 USBKeys_Modifiers = 0;
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102 USBKeys_Sent = 0;
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103
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104 // Signal Scan Module we are finishedA
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105 scan_finishedWithUSBBuffer( USBKeys_Sent <= USBKeys_MaxSize ? USBKeys_Sent : USBKeys_MaxSize );
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106 }
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107
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108
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109 // Sets the device into firmware reload mode
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110 inline void output_firmwareReload()
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111 {
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112 #if defined(_at90usb162_) || defined(_atmega32u4_) || defined(_at90usb646_) || defined(_at90usb1286_)
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113 #elif defined(_mk20dx128_) || defined(_mk20dx256_)
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114 usb_device_reload();
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115 #endif
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116 }
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