streo mp3 player see: http://mbed.org/users/okini3939/notebook/I2S_AUDIO
Dependencies: FatFileSystemCpp I2SSlave TLV320 mbed
Fork of madplayer by
mbed/Timer.h@0:7627c79db971, 2010-11-26 (annotated)
- Committer:
- Gruenfrosch
- Date:
- Fri Nov 26 12:18:30 2010 +0000
- Revision:
- 0:7627c79db971
First Version
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
Gruenfrosch | 0:7627c79db971 | 1 | /* mbed Microcontroller Library - Timer |
Gruenfrosch | 0:7627c79db971 | 2 | * Copyright (c) 2007-2009 ARM Limited. All rights reserved. |
Gruenfrosch | 0:7627c79db971 | 3 | * sford |
Gruenfrosch | 0:7627c79db971 | 4 | */ |
Gruenfrosch | 0:7627c79db971 | 5 | |
Gruenfrosch | 0:7627c79db971 | 6 | #ifndef MBED_TIMER_H |
Gruenfrosch | 0:7627c79db971 | 7 | #define MBED_TIMER_H |
Gruenfrosch | 0:7627c79db971 | 8 | |
Gruenfrosch | 0:7627c79db971 | 9 | #include "platform.h" |
Gruenfrosch | 0:7627c79db971 | 10 | #include "PinNames.h" |
Gruenfrosch | 0:7627c79db971 | 11 | #include "PeripheralNames.h" |
Gruenfrosch | 0:7627c79db971 | 12 | #include "Base.h" |
Gruenfrosch | 0:7627c79db971 | 13 | |
Gruenfrosch | 0:7627c79db971 | 14 | namespace mbed { |
Gruenfrosch | 0:7627c79db971 | 15 | |
Gruenfrosch | 0:7627c79db971 | 16 | /* Class: Timer |
Gruenfrosch | 0:7627c79db971 | 17 | * A general purpose timer |
Gruenfrosch | 0:7627c79db971 | 18 | * |
Gruenfrosch | 0:7627c79db971 | 19 | * Example: |
Gruenfrosch | 0:7627c79db971 | 20 | * > // Count the time to toggle a LED |
Gruenfrosch | 0:7627c79db971 | 21 | * > |
Gruenfrosch | 0:7627c79db971 | 22 | * > #include "mbed.h" |
Gruenfrosch | 0:7627c79db971 | 23 | * > |
Gruenfrosch | 0:7627c79db971 | 24 | * > Timer timer; |
Gruenfrosch | 0:7627c79db971 | 25 | * > DigitalOut led(LED1); |
Gruenfrosch | 0:7627c79db971 | 26 | * > int begin, end; |
Gruenfrosch | 0:7627c79db971 | 27 | * > |
Gruenfrosch | 0:7627c79db971 | 28 | * > int main() { |
Gruenfrosch | 0:7627c79db971 | 29 | * > timer.start(); |
Gruenfrosch | 0:7627c79db971 | 30 | * > begin = timer.read_us(); |
Gruenfrosch | 0:7627c79db971 | 31 | * > led = !led; |
Gruenfrosch | 0:7627c79db971 | 32 | * > end = timer.read_us(); |
Gruenfrosch | 0:7627c79db971 | 33 | * > printf("Toggle the led takes %d us", end - begin); |
Gruenfrosch | 0:7627c79db971 | 34 | * > } |
Gruenfrosch | 0:7627c79db971 | 35 | */ |
Gruenfrosch | 0:7627c79db971 | 36 | class Timer : public Base { |
Gruenfrosch | 0:7627c79db971 | 37 | |
Gruenfrosch | 0:7627c79db971 | 38 | public: |
Gruenfrosch | 0:7627c79db971 | 39 | |
Gruenfrosch | 0:7627c79db971 | 40 | Timer(const char *name = NULL); |
Gruenfrosch | 0:7627c79db971 | 41 | |
Gruenfrosch | 0:7627c79db971 | 42 | /* Function: start |
Gruenfrosch | 0:7627c79db971 | 43 | * Start the timer |
Gruenfrosch | 0:7627c79db971 | 44 | */ |
Gruenfrosch | 0:7627c79db971 | 45 | void start(); |
Gruenfrosch | 0:7627c79db971 | 46 | |
Gruenfrosch | 0:7627c79db971 | 47 | /* Function: stop |
Gruenfrosch | 0:7627c79db971 | 48 | * Stop the timer |
Gruenfrosch | 0:7627c79db971 | 49 | */ |
Gruenfrosch | 0:7627c79db971 | 50 | void stop(); |
Gruenfrosch | 0:7627c79db971 | 51 | |
Gruenfrosch | 0:7627c79db971 | 52 | /* Function: reset |
Gruenfrosch | 0:7627c79db971 | 53 | * Reset the timer to 0. |
Gruenfrosch | 0:7627c79db971 | 54 | * |
Gruenfrosch | 0:7627c79db971 | 55 | * If it was already counting, it will continue |
Gruenfrosch | 0:7627c79db971 | 56 | */ |
Gruenfrosch | 0:7627c79db971 | 57 | void reset(); |
Gruenfrosch | 0:7627c79db971 | 58 | |
Gruenfrosch | 0:7627c79db971 | 59 | /* Function: read |
Gruenfrosch | 0:7627c79db971 | 60 | * Get the time passed in seconds |
Gruenfrosch | 0:7627c79db971 | 61 | */ |
Gruenfrosch | 0:7627c79db971 | 62 | float read(); |
Gruenfrosch | 0:7627c79db971 | 63 | |
Gruenfrosch | 0:7627c79db971 | 64 | /* Function: read_ms |
Gruenfrosch | 0:7627c79db971 | 65 | * Get the time passed in mili-seconds |
Gruenfrosch | 0:7627c79db971 | 66 | */ |
Gruenfrosch | 0:7627c79db971 | 67 | int read_ms(); |
Gruenfrosch | 0:7627c79db971 | 68 | |
Gruenfrosch | 0:7627c79db971 | 69 | /* Function: read_us |
Gruenfrosch | 0:7627c79db971 | 70 | * Get the time passed in micro-seconds |
Gruenfrosch | 0:7627c79db971 | 71 | */ |
Gruenfrosch | 0:7627c79db971 | 72 | int read_us(); |
Gruenfrosch | 0:7627c79db971 | 73 | |
Gruenfrosch | 0:7627c79db971 | 74 | #ifdef MBED_OPERATORS |
Gruenfrosch | 0:7627c79db971 | 75 | operator float(); |
Gruenfrosch | 0:7627c79db971 | 76 | #endif |
Gruenfrosch | 0:7627c79db971 | 77 | |
Gruenfrosch | 0:7627c79db971 | 78 | #ifdef MBED_RPC |
Gruenfrosch | 0:7627c79db971 | 79 | virtual const struct rpc_method *get_rpc_methods(); |
Gruenfrosch | 0:7627c79db971 | 80 | static struct rpc_class *get_rpc_class(); |
Gruenfrosch | 0:7627c79db971 | 81 | #endif |
Gruenfrosch | 0:7627c79db971 | 82 | |
Gruenfrosch | 0:7627c79db971 | 83 | protected: |
Gruenfrosch | 0:7627c79db971 | 84 | |
Gruenfrosch | 0:7627c79db971 | 85 | int slicetime(); |
Gruenfrosch | 0:7627c79db971 | 86 | int _running; // whether the timer is running |
Gruenfrosch | 0:7627c79db971 | 87 | unsigned int _start; // the start time of the latest slice |
Gruenfrosch | 0:7627c79db971 | 88 | int _time; // any accumulated time from previous slices |
Gruenfrosch | 0:7627c79db971 | 89 | |
Gruenfrosch | 0:7627c79db971 | 90 | }; |
Gruenfrosch | 0:7627c79db971 | 91 | |
Gruenfrosch | 0:7627c79db971 | 92 | } // namespace mbed |
Gruenfrosch | 0:7627c79db971 | 93 | |
Gruenfrosch | 0:7627c79db971 | 94 | #endif |
Gruenfrosch | 0:7627c79db971 | 95 |