Nathan Yonkee / Mbed OS Nucleo_read_button_interrupt_copy

interrupt copy

Dependencies:   PinDetect Data_Clock_Pair Seeed_Chainable_LED

main.cpp@8:ebb8509be927, 2017-05-21 (annotated)

Committer:
tulanthoar
Date:
Sun May 21 19:24:22 2017 +0000
Revision:
8:ebb8509be927
Parent:
5:54e66ad3c78a 
add seeed chainable LED library

Who changed what in which revision?

UserRevisionLine numberNew contents of line
tulanthoar 4:52eaedac3d65 1 /*
tulanthoar 4:52eaedac3d65 2 Copyright (c) 2010 Andy Kirkham
tulanthoar 5:54e66ad3c78a 3
tulanthoar 4:52eaedac3d65 4 Permission is hereby granted, free of charge, to any person obtaining a copy
tulanthoar 4:52eaedac3d65 5 of this software and associated documentation files (the "Software"), to deal
tulanthoar 4:52eaedac3d65 6 in the Software without restriction, including without limitation the rights
tulanthoar 4:52eaedac3d65 7 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
tulanthoar 4:52eaedac3d65 8 copies of the Software, and to permit persons to whom the Software is
tulanthoar 4:52eaedac3d65 9 furnished to do so, subject to the following conditions:
tulanthoar 5:54e66ad3c78a 10
tulanthoar 4:52eaedac3d65 11 The above copyright notice and this permission notice shall be included in
tulanthoar 4:52eaedac3d65 12 all copies or substantial portions of the Software.
tulanthoar 5:54e66ad3c78a 13
tulanthoar 4:52eaedac3d65 14 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
tulanthoar 4:52eaedac3d65 15 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
tulanthoar 4:52eaedac3d65 16 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
tulanthoar 4:52eaedac3d65 17 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
tulanthoar 4:52eaedac3d65 18 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
tulanthoar 4:52eaedac3d65 19 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
tulanthoar 4:52eaedac3d65 20 THE SOFTWARE.
tulanthoar 4:52eaedac3d65 21 */
tulanthoar 4:52eaedac3d65 22
tulanthoar 4:52eaedac3d65 23 /* #ifdef PINDETECT_EXAMPLE_COMPILE */
tulanthoar 4:52eaedac3d65 24
tulanthoar 4:52eaedac3d65 25 #include "mbed.h"
tulanthoar 4:52eaedac3d65 26 #include "PinDetect.h"
tulanthoar 5:54e66ad3c78a 27 #include "SeeedChainableLED.h"
tulanthoar 4:52eaedac3d65 28
tulanthoar 5:54e66ad3c78a 29 PinDetect pin ( PF_15 );
tulanthoar 5:54e66ad3c78a 30 DigitalOut chainStatus(LED2);
tulanthoar 5:54e66ad3c78a 31 DigitalOut pauseStatus(LED3);
tulanthoar 5:54e66ad3c78a 32 BusOut redLeds( PE_13, PF_14, PE_11, PE_9, PF_13 );
tulanthoar 5:54e66ad3c78a 33 BusOut notRedLeds ( PF_12, PA_3, PC_0, PC_3, PF_3 );
tulanthoar 5:54e66ad3c78a 34 DataClockPair iicChainLedsPins(PB_8, PB_9);
tulanthoar 5:54e66ad3c78a 35 SeeedChainableLED iicChainLeds(iicChainLedsPins);
tulanthoar 5:54e66ad3c78a 36 bool chainOn;
tulanthoar 5:54e66ad3c78a 37 bool pause = false;
tulanthoar 5:54e66ad3c78a 38
tulanthoar 5:54e66ad3c78a 39 Thread statusThread;
tulanthoar 5:54e66ad3c78a 40 void blink() {
tulanthoar 5:54e66ad3c78a 41 for(DigitalOut led(LED1);; Thread::wait(1000) ) {
tulanthoar 5:54e66ad3c78a 42 led = !led;
tulanthoar 5:54e66ad3c78a 43 }
tulanthoar 5:54e66ad3c78a 44 }
tulanthoar 4:52eaedac3d65 45
tulanthoar 4:52eaedac3d65 46 /*
tulanthoar 4:52eaedac3d65 47 * Note, the PinDetect can be defined thus:-
tulanthoar 4:52eaedac3d65 48 * PinDetect pin( p21, PullDown );
tulanthoar 4:52eaedac3d65 49 * This allows you to specify the DigitalIn pinmode
tulanthoar 4:52eaedac3d65 50 * when you create the PinDetect object. This means
tulanthoar 4:52eaedac3d65 51 * using pin.mode() later is then no longer required.
tulanthoar 4:52eaedac3d65 52 */
tulanthoar 4:52eaedac3d65 53
tulanthoar 4:52eaedac3d65 54 // C function callbacks follow.
tulanthoar 4:52eaedac3d65 55
tulanthoar 4:52eaedac3d65 56 void keyPressed( void ) {
tulanthoar 5:54e66ad3c78a 57 if (!pause) {
tulanthoar 5:54e66ad3c78a 58 redLeds = ~redLeds;
tulanthoar 5:54e66ad3c78a 59 notRedLeds = ~notRedLeds;
tulanthoar 5:54e66ad3c78a 60 if(!chainOn) iicChainLeds.set_color_rgb(255, 50, 2);
tulanthoar 5:54e66ad3c78a 61 else iicChainLeds.set_color_rgb(0, 0, 0);
tulanthoar 5:54e66ad3c78a 62 chainOn = !chainOn;
tulanthoar 5:54e66ad3c78a 63 pause = true;
tulanthoar 5:54e66ad3c78a 64 }
tulanthoar 4:52eaedac3d65 65 }
tulanthoar 4:52eaedac3d65 66
tulanthoar 5:54e66ad3c78a 67 /* void keyReleased( void ) { */
tulanthoar 5:54e66ad3c78a 68 /* led2 = 0; */
tulanthoar 5:54e66ad3c78a 69 /* led3 = 0; */
tulanthoar 5:54e66ad3c78a 70 /* led4 = 0; */
tulanthoar 5:54e66ad3c78a 71 /* } */
tulanthoar 4:52eaedac3d65 72
tulanthoar 4:52eaedac3d65 73 void keyPressedHeld( void ) {
tulanthoar 5:54e66ad3c78a 74 pause = false;
tulanthoar 4:52eaedac3d65 75 }
tulanthoar 5:54e66ad3c78a 76 /* void keyReleasedHeld( void ) { */
tulanthoar 5:54e66ad3c78a 77 /* pause = false; */
tulanthoar 5:54e66ad3c78a 78 /* } */
tulanthoar 4:52eaedac3d65 79
tulanthoar 4:52eaedac3d65 80 // The main program.
tulanthoar 4:52eaedac3d65 81
tulanthoar 4:52eaedac3d65 82 int main() {
tulanthoar 4:52eaedac3d65 83
tulanthoar 5:54e66ad3c78a 84 statusThread.start(callback(blink));
tulanthoar 5:54e66ad3c78a 85
tulanthoar 5:54e66ad3c78a 86 iicChainLeds.set_color_rgb(0, 0, 0);
tulanthoar 5:54e66ad3c78a 87 chainOn = false;
tulanthoar 5:54e66ad3c78a 88 redLeds = 0;
tulanthoar 5:54e66ad3c78a 89 notRedLeds = ~0;
tulanthoar 5:54e66ad3c78a 90
tulanthoar 4:52eaedac3d65 91 pin.mode( PullDown );
tulanthoar 4:52eaedac3d65 92 pin.attach_asserted( &keyPressed );
tulanthoar 4:52eaedac3d65 93 pin.attach_asserted_held( &keyPressedHeld );
tulanthoar 5:54e66ad3c78a 94 pin.setSamplesTillAssert( 10 );
tulanthoar 5:54e66ad3c78a 95 pin.setSamplesTillHeld( 10000 );
tulanthoar 5:54e66ad3c78a 96 pin.setSampleFrequency(1000); // Defaults to 20ms.
tulanthoar 5:54e66ad3c78a 97
tulanthoar 4:52eaedac3d65 98 // This callback will often be of little use as it's
tulanthoar 4:52eaedac3d65 99 // called after every assertion/deassertion. However,
tulanthoar 4:52eaedac3d65 100 // it's provided for completeness. You may find a use
tulanthoar 4:52eaedac3d65 101 // for it. If not, just don't attach a callback and it
tulanthoar 4:52eaedac3d65 102 // will not activate.
tulanthoar 5:54e66ad3c78a 103 /* pin.attach_deasserted_held( &keyReleasedHeld ); */
tulanthoar 5:54e66ad3c78a 104
tulanthoar 4:52eaedac3d65 105 // You can define how many continuous samples must be
tulanthoar 4:52eaedac3d65 106 // asserted before the attach_asserted() function is called.
tulanthoar 4:52eaedac3d65 107 // This would mean 10 * 20ms debounce time = 200ms.
tulanthoar 4:52eaedac3d65 108
tulanthoar 4:52eaedac3d65 109 // You can define how many continuous samples must be
tulanthoar 4:52eaedac3d65 110 // asserted before the attach_asserted_held() function is called.
tulanthoar 4:52eaedac3d65 111 // This would mean 200 * 20ms debounce time = 2seconds.
tulanthoar 4:52eaedac3d65 112
tulanthoar 4:52eaedac3d65 113 // By default, "asserted" assumes the pin going high from 0volts to 5volts
tulanthoar 4:52eaedac3d65 114 // and deasserted assumes going from 5volts to 0volts. You can invert this
tulanthoar 4:52eaedac3d65 115 // logic so that going to 0volts is asserted and going to 5volts is deasserted
tulanthoar 4:52eaedac3d65 116 // using this setup function:-
tulanthoar 4:52eaedac3d65 117 // pin.setAssertValue( 0 );
tulanthoar 4:52eaedac3d65 118
tulanthoar 4:52eaedac3d65 119 // Sampling does NOT begin until you set the frequency. So, until
tulanthoar 4:52eaedac3d65 120 // you call this function NO callbacks will be made. With no arguments
tulanthoar 4:52eaedac3d65 121 // passed the default is 20000 microseconds (20ms). Specifiy the sampling
tulanthoar 4:52eaedac3d65 122 // period in microseconds if you want a different value to 20ms.
tulanthoar 4:52eaedac3d65 123 // For example, for a sampling period of 10ms do:-
tulanthoar 4:52eaedac3d65 124 // pin.setSampleFrequency( 10000 );
tulanthoar 4:52eaedac3d65 125 // Note, if you change the sampling frequency you will probably also
tulanthoar 4:52eaedac3d65 126 // want to change the number of samples till assert and held as show
tulanthoar 4:52eaedac3d65 127 // above.
tulanthoar 4:52eaedac3d65 128
tulanthoar 5:54e66ad3c78a 129 for(;; Thread::wait(200) ) {
tulanthoar 5:54e66ad3c78a 130 chainStatus = chainOn;
tulanthoar 5:54e66ad3c78a 131 pauseStatus = pause;
tulanthoar 4:52eaedac3d65 132 }
tulanthoar 4:52eaedac3d65 133 }
tulanthoar 4:52eaedac3d65 134
tulanthoar 4:52eaedac3d65 135 /* #endif */