Matthew Sims / mbed

Lab 1 Program C

Dependents:   Lab1C

Fork of mbed by -deleted-

Timeout.h@9:cf0d45ce28a6, 2009-04-15 (annotated)

Committer:
simon.ford@mbed.co.uk
Date:
Wed Apr 15 14:15:04 2009 +0000
Revision:
9:cf0d45ce28a6
Parent:
4:5d1359a283bc
Child:
11:1c1ebd0324fa
Update library with fixes

   * TimerEvent hang bugfix

   * FileLike use as file pointer

Who changed what in which revision?

UserRevisionLine numberNew contents of line
simon.ford@mbed.co.uk 9:cf0d45ce28a6 1 /* mbed Microcontroller Library - Timeout
simon.ford@mbed.co.uk 9:cf0d45ce28a6 2 * Copyright (c) 2007-2008, sford
simon.ford@mbed.co.uk 9:cf0d45ce28a6 3 */
simon.ford@mbed.co.uk 9:cf0d45ce28a6 4
simon.ford@mbed.co.uk 9:cf0d45ce28a6 5 #ifndef MBED_TIMEOUT_H
simon.ford@mbed.co.uk 9:cf0d45ce28a6 6 #define MBED_TIMEOUT_H
simon.ford@mbed.co.uk 9:cf0d45ce28a6 7
simon.ford@mbed.co.uk 9:cf0d45ce28a6 8 #include "Ticker.h"
simon.ford@mbed.co.uk 9:cf0d45ce28a6 9
simon.ford@mbed.co.uk 9:cf0d45ce28a6 10 namespace mbed {
simon.ford@mbed.co.uk 9:cf0d45ce28a6 11
simon.ford@mbed.co.uk 9:cf0d45ce28a6 12 /* Class: Timeout
simon.ford@mbed.co.uk 9:cf0d45ce28a6 13 * A Timeout is used to call a function at a point in the future
simon.ford@mbed.co.uk 9:cf0d45ce28a6 14 *
simon.ford@mbed.co.uk 9:cf0d45ce28a6 15 * You can use as many seperate Timeout objects as you require.
simon.ford@mbed.co.uk 9:cf0d45ce28a6 16 */
simon.ford@mbed.co.uk 9:cf0d45ce28a6 17 class Timeout : public Ticker {
simon.ford@mbed.co.uk 9:cf0d45ce28a6 18
simon.ford@mbed.co.uk 9:cf0d45ce28a6 19 #if 0 // For documentation
simon.ford@mbed.co.uk 9:cf0d45ce28a6 20
simon.ford@mbed.co.uk 9:cf0d45ce28a6 21 /* Function: attach
simon.ford@mbed.co.uk 9:cf0d45ce28a6 22 * Attach a function to be called by the Timeout, specifiying the delay in seconds
simon.ford@mbed.co.uk 9:cf0d45ce28a6 23 *
simon.ford@mbed.co.uk 9:cf0d45ce28a6 24 * Variables:
simon.ford@mbed.co.uk 9:cf0d45ce28a6 25 * fptr - pointer to the function to be called
simon.ford@mbed.co.uk 9:cf0d45ce28a6 26 * t - the time before the call in seconds
simon.ford@mbed.co.uk 9:cf0d45ce28a6 27 */
simon.ford@mbed.co.uk 9:cf0d45ce28a6 28 void attach(void (*fptr)(void), float t) {
simon.ford@mbed.co.uk 9:cf0d45ce28a6 29 attach_us(fptr, t * 1000000.0f);
simon.ford@mbed.co.uk 9:cf0d45ce28a6 30 }
simon.ford@mbed.co.uk 9:cf0d45ce28a6 31
simon.ford@mbed.co.uk 9:cf0d45ce28a6 32 /* Function: attach
simon.ford@mbed.co.uk 9:cf0d45ce28a6 33 * Attach a member function to be called by the Timeout, specifiying the delay in seconds
simon.ford@mbed.co.uk 9:cf0d45ce28a6 34 *
simon.ford@mbed.co.uk 9:cf0d45ce28a6 35 * Variables:
simon.ford@mbed.co.uk 9:cf0d45ce28a6 36 * tptr - pointer to the object to call the member function on
simon.ford@mbed.co.uk 9:cf0d45ce28a6 37 * mptr - pointer to the member function to be called
simon.ford@mbed.co.uk 9:cf0d45ce28a6 38 * t - the time before the calls in seconds
simon.ford@mbed.co.uk 9:cf0d45ce28a6 39 */
simon.ford@mbed.co.uk 9:cf0d45ce28a6 40 template<typename T>
simon.ford@mbed.co.uk 9:cf0d45ce28a6 41 void attach(T* tptr, void (T::*mptr)(void), float t) {
simon.ford@mbed.co.uk 9:cf0d45ce28a6 42 attach_us(tptr, mptr, t * 1000000.0f);
simon.ford@mbed.co.uk 9:cf0d45ce28a6 43 }
simon.ford@mbed.co.uk 9:cf0d45ce28a6 44
simon.ford@mbed.co.uk 9:cf0d45ce28a6 45 /* Function: attach_us
simon.ford@mbed.co.uk 9:cf0d45ce28a6 46 * Attach a function to be called by the Timeout, specifiying the delay in micro-seconds
simon.ford@mbed.co.uk 9:cf0d45ce28a6 47 *
simon.ford@mbed.co.uk 9:cf0d45ce28a6 48 * Variables:
simon.ford@mbed.co.uk 9:cf0d45ce28a6 49 * fptr - pointer to the function to be called
simon.ford@mbed.co.uk 9:cf0d45ce28a6 50 * t - the time before the call in micro-seconds
simon.ford@mbed.co.uk 9:cf0d45ce28a6 51 */
simon.ford@mbed.co.uk 9:cf0d45ce28a6 52 void attach_us(void (*fptr)(void), unsigned int t) {
simon.ford@mbed.co.uk 9:cf0d45ce28a6 53 _function.attach(fptr);
simon.ford@mbed.co.uk 9:cf0d45ce28a6 54 setup(t);
simon.ford@mbed.co.uk 9:cf0d45ce28a6 55 }
simon.ford@mbed.co.uk 9:cf0d45ce28a6 56
simon.ford@mbed.co.uk 9:cf0d45ce28a6 57 /* Function: attach_us
simon.ford@mbed.co.uk 9:cf0d45ce28a6 58 * Attach a member function to be called by the Timeout, specifiying the delay in micro-seconds
simon.ford@mbed.co.uk 9:cf0d45ce28a6 59 *
simon.ford@mbed.co.uk 9:cf0d45ce28a6 60 * Variables:
simon.ford@mbed.co.uk 9:cf0d45ce28a6 61 * tptr - pointer to the object to call the member function on
simon.ford@mbed.co.uk 9:cf0d45ce28a6 62 * mptr - pointer to the member function to be called
simon.ford@mbed.co.uk 9:cf0d45ce28a6 63 * t - the time before the call in micro-seconds
simon.ford@mbed.co.uk 9:cf0d45ce28a6 64 */
simon.ford@mbed.co.uk 9:cf0d45ce28a6 65 template<typename T>
simon.ford@mbed.co.uk 9:cf0d45ce28a6 66 void attach_us(T* tptr, void (T::*mptr)(void), unsigned int t) {
simon.ford@mbed.co.uk 9:cf0d45ce28a6 67 _function.attach(tptr, mptr);
simon.ford@mbed.co.uk 9:cf0d45ce28a6 68 setup(t);
simon.ford@mbed.co.uk 9:cf0d45ce28a6 69 }
simon.ford@mbed.co.uk 9:cf0d45ce28a6 70
simon.ford@mbed.co.uk 9:cf0d45ce28a6 71 /* Function: detach
simon.ford@mbed.co.uk 9:cf0d45ce28a6 72 * Detach the function
simon.ford@mbed.co.uk 9:cf0d45ce28a6 73 */
simon.ford@mbed.co.uk 9:cf0d45ce28a6 74 void detach();
simon.ford@mbed.co.uk 9:cf0d45ce28a6 75
simon.ford@mbed.co.uk 9:cf0d45ce28a6 76 #endif
simon.ford@mbed.co.uk 9:cf0d45ce28a6 77
simon.ford@mbed.co.uk 9:cf0d45ce28a6 78 protected:
simon.ford@mbed.co.uk 9:cf0d45ce28a6 79
simon.ford@mbed.co.uk 9:cf0d45ce28a6 80 virtual void handler();
simon.ford@mbed.co.uk 9:cf0d45ce28a6 81
simon.ford@mbed.co.uk 9:cf0d45ce28a6 82 };
simon.ford@mbed.co.uk 9:cf0d45ce28a6 83
simon.ford@mbed.co.uk 9:cf0d45ce28a6 84 }
simon.ford@mbed.co.uk 9:cf0d45ce28a6 85
simon.ford@mbed.co.uk 9:cf0d45ce28a6 86 #endif