BLE switch interface with GROVE joystic for micro:bit http://mahoro-ba.net/e2073.html
BLE_HID/JoystickService.h@21:961da341b755, 2019-04-09 (annotated)
- Committer:
- masakjm
- Date:
- Tue Apr 09 19:37:57 2019 +0000
- Revision:
- 21:961da341b755
- Parent:
- 0:28fb3e9ef81a
Added setting function of installation direction.
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
masakjm | 0:28fb3e9ef81a | 1 | /* mbed Microcontroller Library |
masakjm | 0:28fb3e9ef81a | 2 | * Copyright (c) 2015 ARM Limited |
masakjm | 0:28fb3e9ef81a | 3 | * |
masakjm | 0:28fb3e9ef81a | 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
masakjm | 0:28fb3e9ef81a | 5 | * you may not use this file except in compliance with the License. |
masakjm | 0:28fb3e9ef81a | 6 | * You may obtain a copy of the License at |
masakjm | 0:28fb3e9ef81a | 7 | * |
masakjm | 0:28fb3e9ef81a | 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
masakjm | 0:28fb3e9ef81a | 9 | * |
masakjm | 0:28fb3e9ef81a | 10 | * Unless required by applicable law or agreed to in writing, software |
masakjm | 0:28fb3e9ef81a | 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
masakjm | 0:28fb3e9ef81a | 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
masakjm | 0:28fb3e9ef81a | 13 | * See the License for the specific language governing permissions and |
masakjm | 0:28fb3e9ef81a | 14 | * limitations under the License. |
masakjm | 0:28fb3e9ef81a | 15 | */ |
masakjm | 0:28fb3e9ef81a | 16 | |
masakjm | 0:28fb3e9ef81a | 17 | #include "mbed.h" |
masakjm | 0:28fb3e9ef81a | 18 | |
masakjm | 0:28fb3e9ef81a | 19 | #include "HIDServiceBase.h" |
masakjm | 0:28fb3e9ef81a | 20 | |
masakjm | 0:28fb3e9ef81a | 21 | enum ButtonState |
masakjm | 0:28fb3e9ef81a | 22 | { |
masakjm | 0:28fb3e9ef81a | 23 | BUTTON_UP, |
masakjm | 0:28fb3e9ef81a | 24 | BUTTON_DOWN |
masakjm | 0:28fb3e9ef81a | 25 | }; |
masakjm | 0:28fb3e9ef81a | 26 | |
masakjm | 0:28fb3e9ef81a | 27 | enum JoystickButton |
masakjm | 0:28fb3e9ef81a | 28 | { |
masakjm | 0:28fb3e9ef81a | 29 | JOYSTICK_BUTTON_1 = 0x1, |
masakjm | 0:28fb3e9ef81a | 30 | JOYSTICK_BUTTON_2 = 0x2, |
masakjm | 0:28fb3e9ef81a | 31 | }; |
masakjm | 0:28fb3e9ef81a | 32 | |
masakjm | 0:28fb3e9ef81a | 33 | report_map_t JOYSTICK_REPORT_MAP = { |
masakjm | 0:28fb3e9ef81a | 34 | USAGE_PAGE(1), 0x01, // Generic Desktop |
masakjm | 0:28fb3e9ef81a | 35 | USAGE(1), 0x04, // Joystick |
masakjm | 0:28fb3e9ef81a | 36 | COLLECTION(1), 0x01, // Application |
masakjm | 0:28fb3e9ef81a | 37 | COLLECTION(1), 0x00, // Physical |
masakjm | 0:28fb3e9ef81a | 38 | USAGE_PAGE(1), 0x09, // Buttons |
masakjm | 0:28fb3e9ef81a | 39 | USAGE_MINIMUM(1), 0x01, |
masakjm | 0:28fb3e9ef81a | 40 | USAGE_MAXIMUM(1), 0x03, |
masakjm | 0:28fb3e9ef81a | 41 | LOGICAL_MINIMUM(1), 0x00, |
masakjm | 0:28fb3e9ef81a | 42 | LOGICAL_MAXIMUM(1), 0x01, |
masakjm | 0:28fb3e9ef81a | 43 | REPORT_COUNT(1), 0x03, // 2 bits (Buttons) |
masakjm | 0:28fb3e9ef81a | 44 | REPORT_SIZE(1), 0x01, |
masakjm | 0:28fb3e9ef81a | 45 | INPUT(1), 0x02, // Data, Variable, Absolute |
masakjm | 0:28fb3e9ef81a | 46 | REPORT_COUNT(1), 0x01, // 6 bits (Padding) |
masakjm | 0:28fb3e9ef81a | 47 | REPORT_SIZE(1), 0x05, |
masakjm | 0:28fb3e9ef81a | 48 | INPUT(1), 0x01, // Constant |
masakjm | 0:28fb3e9ef81a | 49 | USAGE_PAGE(1), 0x01, // Generic Desktop |
masakjm | 0:28fb3e9ef81a | 50 | USAGE(1), 0x30, // X |
masakjm | 0:28fb3e9ef81a | 51 | USAGE(1), 0x31, // Y |
masakjm | 0:28fb3e9ef81a | 52 | USAGE(1), 0x32, // Z |
masakjm | 0:28fb3e9ef81a | 53 | USAGE(1), 0x33, // Rx |
masakjm | 0:28fb3e9ef81a | 54 | LOGICAL_MINIMUM(1), 0x81, // -127 |
masakjm | 0:28fb3e9ef81a | 55 | LOGICAL_MAXIMUM(1), 0x7f, // 127 |
masakjm | 0:28fb3e9ef81a | 56 | REPORT_SIZE(1), 0x08, // Three bytes |
masakjm | 0:28fb3e9ef81a | 57 | REPORT_COUNT(1), 0x04, |
masakjm | 0:28fb3e9ef81a | 58 | INPUT(1), 0x02, // Data, Variable, Absolute (unlike mouse) |
masakjm | 0:28fb3e9ef81a | 59 | END_COLLECTION(0), |
masakjm | 0:28fb3e9ef81a | 60 | END_COLLECTION(0), |
masakjm | 0:28fb3e9ef81a | 61 | }; |
masakjm | 0:28fb3e9ef81a | 62 | |
masakjm | 0:28fb3e9ef81a | 63 | uint8_t report[] = { 0, 0, 0, 0, 0 }; |
masakjm | 0:28fb3e9ef81a | 64 | |
masakjm | 0:28fb3e9ef81a | 65 | class JoystickService: public HIDServiceBase |
masakjm | 0:28fb3e9ef81a | 66 | { |
masakjm | 0:28fb3e9ef81a | 67 | public: |
masakjm | 0:28fb3e9ef81a | 68 | JoystickService(BLE &_ble) : |
masakjm | 0:28fb3e9ef81a | 69 | HIDServiceBase(_ble, |
masakjm | 0:28fb3e9ef81a | 70 | JOYSTICK_REPORT_MAP, sizeof(JOYSTICK_REPORT_MAP), |
masakjm | 0:28fb3e9ef81a | 71 | inputReport = report, |
masakjm | 0:28fb3e9ef81a | 72 | outputReport = NULL, |
masakjm | 0:28fb3e9ef81a | 73 | featureReport = NULL, |
masakjm | 0:28fb3e9ef81a | 74 | inputReportLength = sizeof(inputReport), |
masakjm | 0:28fb3e9ef81a | 75 | outputReportLength = 0, |
masakjm | 0:28fb3e9ef81a | 76 | featureReportLength = 0, |
masakjm | 0:28fb3e9ef81a | 77 | reportTickerDelay = 20), |
masakjm | 0:28fb3e9ef81a | 78 | buttonsState (0), |
masakjm | 0:28fb3e9ef81a | 79 | failedReports (0) |
masakjm | 0:28fb3e9ef81a | 80 | { |
masakjm | 0:28fb3e9ef81a | 81 | speed[0] = 0; |
masakjm | 0:28fb3e9ef81a | 82 | speed[1] = 0; |
masakjm | 0:28fb3e9ef81a | 83 | speed[2] = 0; |
masakjm | 0:28fb3e9ef81a | 84 | speed[3] = 0; |
masakjm | 0:28fb3e9ef81a | 85 | |
masakjm | 0:28fb3e9ef81a | 86 | startReportTicker(); |
masakjm | 0:28fb3e9ef81a | 87 | } |
masakjm | 0:28fb3e9ef81a | 88 | |
masakjm | 0:28fb3e9ef81a | 89 | int setSpeed(int8_t x, int8_t y, int8_t z) |
masakjm | 0:28fb3e9ef81a | 90 | { |
masakjm | 0:28fb3e9ef81a | 91 | speed[0] = x; |
masakjm | 0:28fb3e9ef81a | 92 | speed[1] = y; |
masakjm | 0:28fb3e9ef81a | 93 | speed[2] = z; |
masakjm | 0:28fb3e9ef81a | 94 | |
masakjm | 0:28fb3e9ef81a | 95 | return 0; |
masakjm | 0:28fb3e9ef81a | 96 | } |
masakjm | 0:28fb3e9ef81a | 97 | |
masakjm | 0:28fb3e9ef81a | 98 | int setButton(JoystickButton button, ButtonState state) |
masakjm | 0:28fb3e9ef81a | 99 | { |
masakjm | 0:28fb3e9ef81a | 100 | if (state == BUTTON_UP) |
masakjm | 0:28fb3e9ef81a | 101 | buttonsState &= ~(button); |
masakjm | 0:28fb3e9ef81a | 102 | else |
masakjm | 0:28fb3e9ef81a | 103 | buttonsState |= button; |
masakjm | 0:28fb3e9ef81a | 104 | |
masakjm | 0:28fb3e9ef81a | 105 | return 0; |
masakjm | 0:28fb3e9ef81a | 106 | } |
masakjm | 0:28fb3e9ef81a | 107 | |
masakjm | 0:28fb3e9ef81a | 108 | virtual void sendCallback(void) { |
masakjm | 0:28fb3e9ef81a | 109 | if (!connected) |
masakjm | 0:28fb3e9ef81a | 110 | return; |
masakjm | 0:28fb3e9ef81a | 111 | |
masakjm | 0:28fb3e9ef81a | 112 | report[0] = buttonsState & 0x7; |
masakjm | 0:28fb3e9ef81a | 113 | report[1] = speed[0]; |
masakjm | 0:28fb3e9ef81a | 114 | report[2] = speed[1]; |
masakjm | 0:28fb3e9ef81a | 115 | report[3] = speed[2]; |
masakjm | 0:28fb3e9ef81a | 116 | report[4] = speed[3]; |
masakjm | 0:28fb3e9ef81a | 117 | |
masakjm | 0:28fb3e9ef81a | 118 | if (send(report)) |
masakjm | 0:28fb3e9ef81a | 119 | failedReports++; |
masakjm | 0:28fb3e9ef81a | 120 | } |
masakjm | 0:28fb3e9ef81a | 121 | |
masakjm | 0:28fb3e9ef81a | 122 | protected: |
masakjm | 0:28fb3e9ef81a | 123 | uint8_t buttonsState; |
masakjm | 0:28fb3e9ef81a | 124 | uint8_t speed[4]; |
masakjm | 0:28fb3e9ef81a | 125 | |
masakjm | 0:28fb3e9ef81a | 126 | public: |
masakjm | 0:28fb3e9ef81a | 127 | uint32_t failedReports; |
masakjm | 0:28fb3e9ef81a | 128 | }; |
masakjm | 0:28fb3e9ef81a | 129 |