Embedded Artists / Mbed OS DMSupport

A board support package for the LPC4088 Display Module.

Dependencies:   DM_HttpServer DM_USBHost

Dependents:   lpc4088_displaymodule_emwin lpc4088_displaymodule_demo_sphere sampleGUI sampleEmptyGUI ... more

Fork of DMSupport by EmbeddedArtists AB

DMBoard.cpp@33:8a0a99d54bf8, 2015-02-19 (annotated)

Committer:
embeddedartists
Date:
Thu Feb 19 14:41:14 2015 +0100
Revision:
33:8a0a99d54bf8
Parent:
22:1a58a518435c
Child:
34:fc366bab393f
- Added special treatement of touch controller for multitouch

- Corrected button pin name (wrong after switching to LPC4088_DM as target

- Fixed bug in QSPIFileSystem that prevented opening the root folder

Who changed what in which revision?

UserRevisionLine numberNew contents of line
embeddedartists 0:6b68dac0d986 1 /*
embeddedartists 0:6b68dac0d986 2 * Copyright 2014 Embedded Artists AB
embeddedartists 0:6b68dac0d986 3 *
embeddedartists 0:6b68dac0d986 4 * Licensed under the Apache License, Version 2.0 (the "License");
embeddedartists 0:6b68dac0d986 5 * you may not use this file except in compliance with the License.
embeddedartists 0:6b68dac0d986 6 * You may obtain a copy of the License at
embeddedartists 0:6b68dac0d986 7 *
embeddedartists 0:6b68dac0d986 8 * http://www.apache.org/licenses/LICENSE-2.0
embeddedartists 0:6b68dac0d986 9 *
embeddedartists 0:6b68dac0d986 10 * Unless required by applicable law or agreed to in writing, software
embeddedartists 0:6b68dac0d986 11 * distributed under the License is distributed on an "AS IS" BASIS,
embeddedartists 0:6b68dac0d986 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
embeddedartists 0:6b68dac0d986 13 * See the License for the specific language governing permissions and
embeddedartists 0:6b68dac0d986 14 * limitations under the License.
embeddedartists 0:6b68dac0d986 15 */
embeddedartists 0:6b68dac0d986 16
embeddedartists 0:6b68dac0d986 17 #include "mbed.h"
embeddedartists 0:6b68dac0d986 18 #include "DMBoard.h"
embeddedartists 0:6b68dac0d986 19
embeddedartists 10:1ac4b213f0f7 20 #if defined(DM_BOARD_USE_DISPLAY)
embeddedartists 22:1a58a518435c 21 #include "BiosDisplay.h"
embeddedartists 22:1a58a518435c 22 #endif
embeddedartists 22:1a58a518435c 23 #if defined(DM_BOARD_USE_TOUCH)
embeddedartists 22:1a58a518435c 24 #include "BiosTouch.h"
embeddedartists 0:6b68dac0d986 25 #endif
embeddedartists 0:6b68dac0d986 26
embeddedartists 4:6fdcdf7aff8d 27 #if defined(DM_BOARD_ENABLE_MEASSURING_PINS)
embeddedartists 4:6fdcdf7aff8d 28 #include "meas.h"
embeddedartists 4:6fdcdf7aff8d 29 #endif
embeddedartists 4:6fdcdf7aff8d 30
embeddedartists 5:c77fdb6e3438 31 /******************************************************************************
embeddedartists 5:c77fdb6e3438 32 * Configuration Compatibility Control
embeddedartists 5:c77fdb6e3438 33 *****************************************************************************/
embeddedartists 5:c77fdb6e3438 34
embeddedartists 5:c77fdb6e3438 35 #if defined(DM_BOARD_USE_USB_DEVICE) && defined(DM_BOARD_USE_USB_HOST)
embeddedartists 5:c77fdb6e3438 36 #error The hardware supports either USB Device or USB Host - not both at the same time
embeddedartists 5:c77fdb6e3438 37 #endif
embeddedartists 5:c77fdb6e3438 38
embeddedartists 10:1ac4b213f0f7 39 #if defined(DM_BOARD_USE_TOUCH) && !defined(DM_BOARD_USE_DISPLAY)
embeddedartists 10:1ac4b213f0f7 40 #error Cannot have touch controller without a display!
embeddedartists 10:1ac4b213f0f7 41 #endif
embeddedartists 10:1ac4b213f0f7 42
embeddedartists 0:6b68dac0d986 43 /******************************************************************************
embeddedartists 0:6b68dac0d986 44 * Defines and typedefs
embeddedartists 0:6b68dac0d986 45 *****************************************************************************/
embeddedartists 0:6b68dac0d986 46
embeddedartists 2:887c6b45e7fa 47 #if defined(DM_BOARD_DISABLE_STANDARD_PRINTF)
embeddedartists 2:887c6b45e7fa 48 class DevNull : public Stream {
embeddedartists 2:887c6b45e7fa 49
embeddedartists 2:887c6b45e7fa 50 public:
embeddedartists 2:887c6b45e7fa 51 DevNull(const char *name=NULL) : Stream(name) {}
embeddedartists 2:887c6b45e7fa 52
embeddedartists 2:887c6b45e7fa 53 protected:
embeddedartists 2:887c6b45e7fa 54 virtual int _getc() {return 0;}
embeddedartists 2:887c6b45e7fa 55 virtual int _putc(int c) {return c;}
embeddedartists 2:887c6b45e7fa 56 };
embeddedartists 2:887c6b45e7fa 57
embeddedartists 2:887c6b45e7fa 58 static DevNull null("null");
embeddedartists 2:887c6b45e7fa 59 #endif
embeddedartists 2:887c6b45e7fa 60
embeddedartists 17:4ea2509445ac 61
embeddedartists 0:6b68dac0d986 62 /******************************************************************************
embeddedartists 0:6b68dac0d986 63 * Local variables
embeddedartists 0:6b68dac0d986 64 *****************************************************************************/
embeddedartists 0:6b68dac0d986 65
embeddedartists 0:6b68dac0d986 66 /******************************************************************************
embeddedartists 0:6b68dac0d986 67 * Private Functions
embeddedartists 0:6b68dac0d986 68 *****************************************************************************/
embeddedartists 0:6b68dac0d986 69
embeddedartists 0:6b68dac0d986 70 DMBoard::DMBoard() :
embeddedartists 0:6b68dac0d986 71 _initialized(false),
embeddedartists 0:6b68dac0d986 72 #if defined(DM_BOARD_USE_MCI_FS)
embeddedartists 0:6b68dac0d986 73 _mcifs("mci", P4_16),
embeddedartists 0:6b68dac0d986 74 #endif
embeddedartists 0:6b68dac0d986 75 #if defined(DM_BOARD_USE_QSPI_FS)
embeddedartists 0:6b68dac0d986 76 _qspifs("qspi"),
embeddedartists 0:6b68dac0d986 77 #endif
embeddedartists 0:6b68dac0d986 78 _buzzer(P1_5),
embeddedartists 33:8a0a99d54bf8 79 _button(P2_10),
embeddedartists 0:6b68dac0d986 80 _led1(LED1),
embeddedartists 0:6b68dac0d986 81 _led2(LED2),
embeddedartists 0:6b68dac0d986 82 _led3(LED3),
embeddedartists 0:6b68dac0d986 83 _led4(LED4)
embeddedartists 0:6b68dac0d986 84 {
embeddedartists 0:6b68dac0d986 85 }
embeddedartists 0:6b68dac0d986 86
embeddedartists 0:6b68dac0d986 87 DMBoard::~DMBoard()
embeddedartists 0:6b68dac0d986 88 {
embeddedartists 0:6b68dac0d986 89 }
embeddedartists 0:6b68dac0d986 90
embeddedartists 0:6b68dac0d986 91 /******************************************************************************
embeddedartists 0:6b68dac0d986 92 * Public Functions
embeddedartists 0:6b68dac0d986 93 *****************************************************************************/
embeddedartists 0:6b68dac0d986 94
embeddedartists 0:6b68dac0d986 95 DMBoard::BoardError DMBoard::init()
embeddedartists 0:6b68dac0d986 96 {
embeddedartists 0:6b68dac0d986 97 BoardError err = Ok;
embeddedartists 0:6b68dac0d986 98 if (!_initialized) {
embeddedartists 0:6b68dac0d986 99 do {
embeddedartists 0:6b68dac0d986 100 // Turn off the buzzer
embeddedartists 0:6b68dac0d986 101 _buzzer.period_ms(1);
embeddedartists 0:6b68dac0d986 102 _buzzer = 0;
embeddedartists 0:6b68dac0d986 103
embeddedartists 0:6b68dac0d986 104 // Make sure the button is configured correctly
embeddedartists 0:6b68dac0d986 105 _button.mode(PullUp);
embeddedartists 0:6b68dac0d986 106
embeddedartists 0:6b68dac0d986 107 // Turn off all LEDs
embeddedartists 0:6b68dac0d986 108 _led1 = 1;
embeddedartists 0:6b68dac0d986 109 _led2 = 1;
embeddedartists 0:6b68dac0d986 110 _led3 = 0;
embeddedartists 0:6b68dac0d986 111 _led4 = 0;
embeddedartists 10:1ac4b213f0f7 112
embeddedartists 2:887c6b45e7fa 113 // Make sure that the logger is always initialized even if
embeddedartists 2:887c6b45e7fa 114 // other initialization tasks fail
embeddedartists 2:887c6b45e7fa 115 _logger.init();
embeddedartists 4:6fdcdf7aff8d 116
embeddedartists 4:6fdcdf7aff8d 117 #if defined(DM_BOARD_ENABLE_MEASSURING_PINS)
embeddedartists 4:6fdcdf7aff8d 118 _INTERNAL_INIT_MEAS();
embeddedartists 4:6fdcdf7aff8d 119 #endif
embeddedartists 2:887c6b45e7fa 120
embeddedartists 2:887c6b45e7fa 121 #if defined(DM_BOARD_DISABLE_STANDARD_PRINTF)
embeddedartists 2:887c6b45e7fa 122 // Kill all ouput of calls to printf() so that there is no
embeddedartists 2:887c6b45e7fa 123 // simultaneous calls into the non-thread-safe standard libraries.
embeddedartists 2:887c6b45e7fa 124 // User code should use the RtosLogger anyway.
embeddedartists 2:887c6b45e7fa 125 freopen("/null", "w", stdout);
embeddedartists 2:887c6b45e7fa 126 #endif
embeddedartists 2:887c6b45e7fa 127
embeddedartists 3:2fa7755f2cef 128 #if defined(DM_BOARD_USE_QSPI) || defined(DM_BOARD_USE_QSPI_FS)
embeddedartists 0:6b68dac0d986 129 if (SPIFI::instance().init() != SPIFI::Ok) {
embeddedartists 0:6b68dac0d986 130 err = SpifiError;
embeddedartists 0:6b68dac0d986 131 break;
embeddedartists 0:6b68dac0d986 132 }
embeddedartists 0:6b68dac0d986 133 #endif
embeddedartists 0:6b68dac0d986 134
embeddedartists 0:6b68dac0d986 135 #if defined(DM_BOARD_USE_DISPLAY)
embeddedartists 22:1a58a518435c 136 if (BiosDisplay::instance().init() != Display::DisplayError_Ok) {
embeddedartists 0:6b68dac0d986 137 err = DisplayError;
embeddedartists 0:6b68dac0d986 138 break;
embeddedartists 0:6b68dac0d986 139 }
embeddedartists 0:6b68dac0d986 140 #endif
embeddedartists 0:6b68dac0d986 141
embeddedartists 0:6b68dac0d986 142 #if defined(DM_BOARD_USE_TOUCH)
embeddedartists 22:1a58a518435c 143 if (BiosTouch::instance().init() != TouchPanel::TouchError_Ok) {
embeddedartists 10:1ac4b213f0f7 144 err = TouchError;
embeddedartists 10:1ac4b213f0f7 145 break;
embeddedartists 10:1ac4b213f0f7 146 }
embeddedartists 0:6b68dac0d986 147 #endif
embeddedartists 20:9df19da50290 148
embeddedartists 20:9df19da50290 149 #if defined(DM_BOARD_USE_REGISTRY)
embeddedartists 20:9df19da50290 150 if (Registry::instance().load() != Registry::Ok) {
embeddedartists 20:9df19da50290 151 err = RegistryError;
embeddedartists 20:9df19da50290 152 break;
embeddedartists 20:9df19da50290 153 }
embeddedartists 20:9df19da50290 154 #endif
embeddedartists 0:6b68dac0d986 155 _initialized = true;
embeddedartists 0:6b68dac0d986 156 } while(0);
embeddedartists 0:6b68dac0d986 157 }
embeddedartists 0:6b68dac0d986 158 return err;
embeddedartists 0:6b68dac0d986 159 }
embeddedartists 0:6b68dac0d986 160
embeddedartists 2:887c6b45e7fa 161 void DMBoard::setLED(Leds led, bool on)
embeddedartists 0:6b68dac0d986 162 {
embeddedartists 0:6b68dac0d986 163 switch(led) {
embeddedartists 2:887c6b45e7fa 164 case Led1:
embeddedartists 0:6b68dac0d986 165 _led1 = (on ? 0 : 1);
embeddedartists 0:6b68dac0d986 166 break;
embeddedartists 2:887c6b45e7fa 167 case Led2:
embeddedartists 0:6b68dac0d986 168 _led2 = (on ? 0 : 1);
embeddedartists 0:6b68dac0d986 169 break;
embeddedartists 2:887c6b45e7fa 170 case Led3:
embeddedartists 0:6b68dac0d986 171 _led3 = (on ? 1 : 0);
embeddedartists 0:6b68dac0d986 172 break;
embeddedartists 2:887c6b45e7fa 173 case Led4:
embeddedartists 0:6b68dac0d986 174 _led4 = (on ? 1 : 0);
embeddedartists 0:6b68dac0d986 175 break;
embeddedartists 0:6b68dac0d986 176 }
embeddedartists 0:6b68dac0d986 177 }
embeddedartists 0:6b68dac0d986 178
embeddedartists 5:c77fdb6e3438 179 void DMBoard::buzzer(int frequency, int duration_ms)
embeddedartists 0:6b68dac0d986 180 {
embeddedartists 5:c77fdb6e3438 181 if (frequency <= 0) {
embeddedartists 5:c77fdb6e3438 182 _buzzer = 0;
embeddedartists 5:c77fdb6e3438 183 } else {
embeddedartists 5:c77fdb6e3438 184 _buzzer.period_us(1000000/frequency);
embeddedartists 5:c77fdb6e3438 185 _buzzer = 0.5;
embeddedartists 0:6b68dac0d986 186 }
embeddedartists 5:c77fdb6e3438 187 if (duration_ms > 0) {
embeddedartists 5:c77fdb6e3438 188 Thread::wait(duration_ms);
embeddedartists 5:c77fdb6e3438 189 _buzzer = 0;
embeddedartists 5:c77fdb6e3438 190 }
embeddedartists 0:6b68dac0d986 191 }
embeddedartists 0:6b68dac0d986 192
embeddedartists 0:6b68dac0d986 193 bool DMBoard::buttonPressed()
embeddedartists 0:6b68dac0d986 194 {
embeddedartists 0:6b68dac0d986 195 return _button.read() == 0;
embeddedartists 0:6b68dac0d986 196 }
embeddedartists 10:1ac4b213f0f7 197
embeddedartists 22:1a58a518435c 198 #if defined(DM_BOARD_USE_TOUCH)
embeddedartists 13:2c60e28503f8 199 TouchPanel* DMBoard::touchPanel()
embeddedartists 13:2c60e28503f8 200 {
embeddedartists 22:1a58a518435c 201 if (BiosTouch::instance().isTouchSupported()) {
embeddedartists 22:1a58a518435c 202 return &BiosTouch::instance();
embeddedartists 13:2c60e28503f8 203 }
embeddedartists 13:2c60e28503f8 204 return NULL;
embeddedartists 13:2c60e28503f8 205 }
embeddedartists 13:2c60e28503f8 206 #endif
embeddedartists 13:2c60e28503f8 207
embeddedartists 13:2c60e28503f8 208 #if defined(DM_BOARD_USE_DISPLAY)
embeddedartists 13:2c60e28503f8 209 Display* DMBoard::display()
embeddedartists 13:2c60e28503f8 210 {
embeddedartists 22:1a58a518435c 211 return &BiosDisplay::instance();
embeddedartists 10:1ac4b213f0f7 212 }
embeddedartists 13:2c60e28503f8 213 #endif