First commit. Non blocking Led and Buzzer library
Dependents: non_blocking_Led_Buzze_HelloWorld
Led.h@0:c18c119011ec, 2016-11-21 (annotated)
- Committer:
- tsungta
- Date:
- Mon Nov 21 06:40:27 2016 +0000
- Revision:
- 0:c18c119011ec
Library for non blocking Led and Buzzer controller
Who changed what in which revision?
User | Revision | Line number | New contents of line |
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tsungta | 0:c18c119011ec | 1 | /******************** (C) COPYRIGHT 2016 Delta Electronics, Inc. *************** |
tsungta | 0:c18c119011ec | 2 | * |
tsungta | 0:c18c119011ec | 3 | * File Name : Led.h |
tsungta | 0:c18c119011ec | 4 | * Authors : Tsungta Wu - CPBG (tsungta.wu@deltaww.com) |
tsungta | 0:c18c119011ec | 5 | * Version : V.1.0.1 |
tsungta | 0:c18c119011ec | 6 | * Date : 2016/Nov/14 |
tsungta | 0:c18c119011ec | 7 | * |
tsungta | 0:c18c119011ec | 8 | *******************************************************************************/ |
tsungta | 0:c18c119011ec | 9 | |
tsungta | 0:c18c119011ec | 10 | /** class to make control LED on/off fashion using GPIO |
tsungta | 0:c18c119011ec | 11 | * The class use a timer to change led on/off - it is not blocking while scheduling led on/off |
tsungta | 0:c18c119011ec | 12 | * |
tsungta | 0:c18c119011ec | 13 | * Example: |
tsungta | 0:c18c119011ec | 14 | * @code |
tsungta | 0:c18c119011ec | 15 | * #include "mbed.h" |
tsungta | 0:c18c119011ec | 16 | * #include "Led.h" |
tsungta | 0:c18c119011ec | 17 | * |
tsungta | 0:c18c119011ec | 18 | * Led led(LED1); |
tsungta | 0:c18c119011ec | 19 | * |
tsungta | 0:c18c119011ec | 20 | *#define schedule_num 7 |
tsungta | 0:c18c119011ec | 21 | *float toggle[schedule_num] = {1, 1, 1, 0, 1, 0, 1}; |
tsungta | 0:c18c119011ec | 22 | |
tsungta | 0:c18c119011ec | 23 | * int main() { |
tsungta | 0:c18c119011ec | 24 | * ... |
tsungta | 0:c18c119011ec | 25 | * led.simpleBlink(0.5); //turn on led for 0.5 second |
tsungta | 0:c18c119011ec | 26 | * ... |
tsungta | 0:c18c119011ec | 27 | * led.toggleLed(toggle, schedule_num, 0.5); //change led to on or off every 0.5 second |
tsungta | 0:c18c119011ec | 28 | * ... |
tsungta | 0:c18c119011ec | 29 | * } |
tsungta | 0:c18c119011ec | 30 | * @endcode |
tsungta | 0:c18c119011ec | 31 | */ |
tsungta | 0:c18c119011ec | 32 | |
tsungta | 0:c18c119011ec | 33 | #ifndef MBED_LED_H |
tsungta | 0:c18c119011ec | 34 | #define MBED_LED_H |
tsungta | 0:c18c119011ec | 35 | |
tsungta | 0:c18c119011ec | 36 | #include "mbed.h" |
tsungta | 0:c18c119011ec | 37 | |
tsungta | 0:c18c119011ec | 38 | namespace mbed { |
tsungta | 0:c18c119011ec | 39 | |
tsungta | 0:c18c119011ec | 40 | |
tsungta | 0:c18c119011ec | 41 | /* Class: Led |
tsungta | 0:c18c119011ec | 42 | * A class witch uses DigitalOut to on/off LED. |
tsungta | 0:c18c119011ec | 43 | * The class use a timer to toggle - it is not blocking |
tsungta | 0:c18c119011ec | 44 | */ |
tsungta | 0:c18c119011ec | 45 | class Led { |
tsungta | 0:c18c119011ec | 46 | |
tsungta | 0:c18c119011ec | 47 | public: |
tsungta | 0:c18c119011ec | 48 | |
tsungta | 0:c18c119011ec | 49 | Led (PinName pin, uint8_t On_Logic = 0); |
tsungta | 0:c18c119011ec | 50 | |
tsungta | 0:c18c119011ec | 51 | /** Turn on LED with given duration. |
tsungta | 0:c18c119011ec | 52 | * |
tsungta | 0:c18c119011ec | 53 | * @param time - the LED on duration in seconds |
tsungta | 0:c18c119011ec | 54 | */ |
tsungta | 0:c18c119011ec | 55 | void simpleBlink (float time); |
tsungta | 0:c18c119011ec | 56 | |
tsungta | 0:c18c119011ec | 57 | /** Toggle LED with given sequence and duration. |
tsungta | 0:c18c119011ec | 58 | * |
tsungta | 0:c18c119011ec | 59 | * @param toggle_on_off - the on/off controlling sequence |
tsungta | 0:c18c119011ec | 60 | * @param toggle_num - the total number of the on/off operation |
tsungta | 0:c18c119011ec | 61 | * @param tonggle_time - the duration of each on/off operation in seconds |
tsungta | 0:c18c119011ec | 62 | */ |
tsungta | 0:c18c119011ec | 63 | void toggleLed (uint8_t* toggle_on_off, uint16_t toggle_num, float tonggle_time); |
tsungta | 0:c18c119011ec | 64 | |
tsungta | 0:c18c119011ec | 65 | /** turn off the Led instantaneous |
tsungta | 0:c18c119011ec | 66 | * usually not used |
tsungta | 0:c18c119011ec | 67 | */ |
tsungta | 0:c18c119011ec | 68 | void offLed(); |
tsungta | 0:c18c119011ec | 69 | |
tsungta | 0:c18c119011ec | 70 | private : |
tsungta | 0:c18c119011ec | 71 | |
tsungta | 0:c18c119011ec | 72 | void nextToggle(); |
tsungta | 0:c18c119011ec | 73 | DigitalOut _led; |
tsungta | 0:c18c119011ec | 74 | Timeout tnext; |
tsungta | 0:c18c119011ec | 75 | PinName _debug; |
tsungta | 0:c18c119011ec | 76 | }; |
tsungta | 0:c18c119011ec | 77 | |
tsungta | 0:c18c119011ec | 78 | } |
tsungta | 0:c18c119011ec | 79 | #endif |
tsungta | 0:c18c119011ec | 80 |