joey shelton / LED_Demo2

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Dependencies:   MAX44000 PWM_Tone_Library nexpaq_mdk

Fork of LED_Demo by joey shelton

mbd_os/libraries/USBHost/USBHostHID/USBHostKeyboard.h@9:6bb35cef007d, 2016-10-22 (annotated)

Committer:
cyberjoey
Date:
Sat Oct 22 01:31:58 2016 +0000
Revision:
9:6bb35cef007d
Parent:
1:55a6170b404f 
WORKING

Who changed what in which revision?

UserRevisionLine numberNew contents of line
nexpaq 1:55a6170b404f 1 /* mbed USBHost Library
nexpaq 1:55a6170b404f 2 * Copyright (c) 2006-2013 ARM Limited
nexpaq 1:55a6170b404f 3 *
nexpaq 1:55a6170b404f 4 * Licensed under the Apache License, Version 2.0 (the "License");
nexpaq 1:55a6170b404f 5 * you may not use this file except in compliance with the License.
nexpaq 1:55a6170b404f 6 * You may obtain a copy of the License at
nexpaq 1:55a6170b404f 7 *
nexpaq 1:55a6170b404f 8 * http://www.apache.org/licenses/LICENSE-2.0
nexpaq 1:55a6170b404f 9 *
nexpaq 1:55a6170b404f 10 * Unless required by applicable law or agreed to in writing, software
nexpaq 1:55a6170b404f 11 * distributed under the License is distributed on an "AS IS" BASIS,
nexpaq 1:55a6170b404f 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
nexpaq 1:55a6170b404f 13 * See the License for the specific language governing permissions and
nexpaq 1:55a6170b404f 14 * limitations under the License.
nexpaq 1:55a6170b404f 15 */
nexpaq 1:55a6170b404f 16
nexpaq 1:55a6170b404f 17 #ifndef USBHOSTKEYBOARD_H
nexpaq 1:55a6170b404f 18 #define USBHOSTKEYBOARD_H
nexpaq 1:55a6170b404f 19
nexpaq 1:55a6170b404f 20 #include "USBHostConf.h"
nexpaq 1:55a6170b404f 21
nexpaq 1:55a6170b404f 22 #if USBHOST_KEYBOARD
nexpaq 1:55a6170b404f 23
nexpaq 1:55a6170b404f 24 #include "USBHost.h"
nexpaq 1:55a6170b404f 25
nexpaq 1:55a6170b404f 26 /**
nexpaq 1:55a6170b404f 27 * A class to communicate a USB keyboard
nexpaq 1:55a6170b404f 28 */
nexpaq 1:55a6170b404f 29 class USBHostKeyboard : public IUSBEnumerator {
nexpaq 1:55a6170b404f 30 public:
nexpaq 1:55a6170b404f 31
nexpaq 1:55a6170b404f 32 /**
nexpaq 1:55a6170b404f 33 * Constructor
nexpaq 1:55a6170b404f 34 */
nexpaq 1:55a6170b404f 35 USBHostKeyboard();
nexpaq 1:55a6170b404f 36
nexpaq 1:55a6170b404f 37 /**
nexpaq 1:55a6170b404f 38 * Try to connect a keyboard device
nexpaq 1:55a6170b404f 39 *
nexpaq 1:55a6170b404f 40 * @return true if connection was successful
nexpaq 1:55a6170b404f 41 */
nexpaq 1:55a6170b404f 42 bool connect();
nexpaq 1:55a6170b404f 43
nexpaq 1:55a6170b404f 44 /**
nexpaq 1:55a6170b404f 45 * Check if a keyboard is connected
nexpaq 1:55a6170b404f 46 *
nexpaq 1:55a6170b404f 47 * @returns true if a keyboard is connected
nexpaq 1:55a6170b404f 48 */
nexpaq 1:55a6170b404f 49 bool connected();
nexpaq 1:55a6170b404f 50
nexpaq 1:55a6170b404f 51 /**
nexpaq 1:55a6170b404f 52 * Attach a callback called when a keyboard event is received
nexpaq 1:55a6170b404f 53 *
nexpaq 1:55a6170b404f 54 * @param ptr function pointer
nexpaq 1:55a6170b404f 55 */
nexpaq 1:55a6170b404f 56 inline void attach(void (*ptr)(uint8_t key)) {
nexpaq 1:55a6170b404f 57 if (ptr != NULL) {
nexpaq 1:55a6170b404f 58 onKey = ptr;
nexpaq 1:55a6170b404f 59 }
nexpaq 1:55a6170b404f 60 }
nexpaq 1:55a6170b404f 61
nexpaq 1:55a6170b404f 62 /**
nexpaq 1:55a6170b404f 63 * Attach a callback called when a keyboard event is received
nexpaq 1:55a6170b404f 64 *
nexpaq 1:55a6170b404f 65 * @param ptr function pointer
nexpaq 1:55a6170b404f 66 */
nexpaq 1:55a6170b404f 67 inline void attach(void (*ptr)(uint8_t keyCode, uint8_t modifier)) {
nexpaq 1:55a6170b404f 68 if (ptr != NULL) {
nexpaq 1:55a6170b404f 69 onKeyCode = ptr;
nexpaq 1:55a6170b404f 70 }
nexpaq 1:55a6170b404f 71 }
nexpaq 1:55a6170b404f 72
nexpaq 1:55a6170b404f 73 protected:
nexpaq 1:55a6170b404f 74 //From IUSBEnumerator
nexpaq 1:55a6170b404f 75 virtual void setVidPid(uint16_t vid, uint16_t pid);
nexpaq 1:55a6170b404f 76 virtual bool parseInterface(uint8_t intf_nb, uint8_t intf_class, uint8_t intf_subclass, uint8_t intf_protocol); //Must return true if the interface should be parsed
nexpaq 1:55a6170b404f 77 virtual bool useEndpoint(uint8_t intf_nb, ENDPOINT_TYPE type, ENDPOINT_DIRECTION dir); //Must return true if the endpoint will be used
nexpaq 1:55a6170b404f 78
nexpaq 1:55a6170b404f 79 private:
nexpaq 1:55a6170b404f 80 USBHost * host;
nexpaq 1:55a6170b404f 81 USBDeviceConnected * dev;
nexpaq 1:55a6170b404f 82 USBEndpoint * int_in;
nexpaq 1:55a6170b404f 83 uint8_t report[9];
nexpaq 1:55a6170b404f 84 int keyboard_intf;
nexpaq 1:55a6170b404f 85 bool keyboard_device_found;
nexpaq 1:55a6170b404f 86
nexpaq 1:55a6170b404f 87 bool dev_connected;
nexpaq 1:55a6170b404f 88
nexpaq 1:55a6170b404f 89 void rxHandler();
nexpaq 1:55a6170b404f 90
nexpaq 1:55a6170b404f 91 void (*onKey)(uint8_t key);
nexpaq 1:55a6170b404f 92 void (*onKeyCode)(uint8_t key, uint8_t modifier);
nexpaq 1:55a6170b404f 93
nexpaq 1:55a6170b404f 94 int report_id;
nexpaq 1:55a6170b404f 95
nexpaq 1:55a6170b404f 96 void init();
nexpaq 1:55a6170b404f 97
nexpaq 1:55a6170b404f 98 };
nexpaq 1:55a6170b404f 99
nexpaq 1:55a6170b404f 100 #endif
nexpaq 1:55a6170b404f 101
nexpaq 1:55a6170b404f 102 #endif