Alix Germany / Mbed OS Coursework_Version_8

Version 8, working version with Alix, sams and ollies code. Displays time, date and sensor info onto terminal, LCD and networking, and saves onto SD card.

Dependencies:   BMP280 ELEC350-Practicals-FZ429 TextLCD BME280 ntp-client

SwitchManager.hpp@12:4c7eaac8ceef, 2018-12-31 (annotated)

Committer:
Alix955
Date:
Mon Dec 31 19:20:22 2018 +0000
Revision:
12:4c7eaac8ceef
Parent:
9:f5eae5211225 
Version 8, integration of Alix & Sams work with older(?) version of ollies. Displays time, date and all sensor information onto LCD, Terminal and Networking, and saves sensor info to SD card.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Alix955 9:f5eae5211225 1 #ifndef _SWITCHMANAGER_
Alix955 9:f5eae5211225 2 #define _SWITCHMANAGER_
Alix955 9:f5eae5211225 3
Alix955 9:f5eae5211225 4 #include "mbed.h"
Alix955 9:f5eae5211225 5 #include "sample_hardware.hpp"
Alix955 9:f5eae5211225 6 #include "LCD.hpp"
Alix955 9:f5eae5211225 7
Alix955 9:f5eae5211225 8 InterruptIn sw1(PE_12);
Alix955 9:f5eae5211225 9
Alix955 9:f5eae5211225 10 //This class manages an Interrupt attached to a button
Alix955 9:f5eae5211225 11 //It automatically manages the switch-debounce using edge detection and timers
Alix955 9:f5eae5211225 12
Alix955 9:f5eae5211225 13 class SwitchManager {
Alix955 9:f5eae5211225 14 private:
Alix955 9:f5eae5211225 15 // enum State {LOW, LOW_DEBOUNCE, HIGH, HIGH_DEBOUNCE};
Alix955 9:f5eae5211225 16 InterruptIn& switchInterrupt;
Alix955 9:f5eae5211225 17 Timeout t;
Alix955 9:f5eae5211225 18
Alix955 9:f5eae5211225 19 void waitForRising() {
Alix955 9:f5eae5211225 20 //Turn off interrupt
Alix955 9:f5eae5211225 21 switchInterrupt.rise(NULL);
Alix955 9:f5eae5211225 22 //Turn on timer
Alix955 9:f5eae5211225 23 t.attach(callback(this, &SwitchManager::waitForStabilityRising), 0.2);
Alix955 9:f5eae5211225 24 }
Alix955 9:f5eae5211225 25
Alix955 9:f5eae5211225 26 void waitForStabilityRising() {
Alix955 9:f5eae5211225 27 //Look for falling edge
Alix955 9:f5eae5211225 28 switchInterrupt.fall(callback(this, &SwitchManager::waitForFalling));
Alix955 9:f5eae5211225 29 }
Alix955 9:f5eae5211225 30
Alix955 9:f5eae5211225 31 void waitForFalling() {
Alix955 12:4c7eaac8ceef 32 //When button is pressed, adds update_time_date function to the LCD queue
Alix955 9:f5eae5211225 33 m_oDisplay.LCD_Queue.call(&m_oDisplay, &LCD_Data::update_time_date);
Alix955 9:f5eae5211225 34 switchInterrupt.fall(NULL);
Alix955 9:f5eae5211225 35 t.attach(callback(this, &SwitchManager::waitForStabilityFalling), 0.2);
Alix955 9:f5eae5211225 36 }
Alix955 9:f5eae5211225 37
Alix955 9:f5eae5211225 38 void waitForStabilityFalling() {
Alix955 9:f5eae5211225 39 //Look for rising edge
Alix955 9:f5eae5211225 40 switchInterrupt.rise(callback(this, &SwitchManager::waitForRising));
Alix955 9:f5eae5211225 41 }
Alix955 9:f5eae5211225 42
Alix955 9:f5eae5211225 43 public:
Alix955 9:f5eae5211225 44 SwitchManager(InterruptIn& intIn) : switchInterrupt(intIn) {
Alix955 9:f5eae5211225 45 //Listen for rising edge
Alix955 9:f5eae5211225 46 switchInterrupt.rise(callback(this, &SwitchManager::waitForRising));
Alix955 9:f5eae5211225 47 }
Alix955 9:f5eae5211225 48 ~SwitchManager() {
Alix955 9:f5eae5211225 49 //Turn off LED and shut off any ISRs
Alix955 9:f5eae5211225 50 switchInterrupt.rise(NULL);
Alix955 9:f5eae5211225 51 switchInterrupt.fall(NULL);
Alix955 9:f5eae5211225 52 t.detach();
Alix955 9:f5eae5211225 53 }
Alix955 9:f5eae5211225 54 };
Alix955 9:f5eae5211225 55
Alix955 9:f5eae5211225 56 SwitchManager sm1(sw1);
Alix955 9:f5eae5211225 57
Alix955 9:f5eae5211225 58 #endif