Propo_RemotoIR - RemotoIR Libraryに、IRC Helicopter Propo の受信処理と、受信パ…

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RemotoIR Libraryに、IRC Helicopter Propo の受信処理と、受信パルス幅測定処理を追加したものです。

Dependents: SwiftPropoIR_TestProgram irRawDataDisplay spinner2 LPC1114_ir-spinne_main-propo

Fork of RemoteIR by Shinichiro Nakamura

Semaphore.h@9:dcfdac59ef74, 2010-09-17 (annotated)

User	Revision	Line number	New contents of line
shintamainjp	0:ec264f4ce158	1	#ifndef _SEMAPHORE_H_
shintamainjp	0:ec264f4ce158	2	#define _SEMAPHORE_H_
shintamainjp	0:ec264f4ce158	3
shintamainjp	0:ec264f4ce158	4	/*
shintamainjp	0:ec264f4ce158	5	* http://mbed.org/forum/mbed/topic/181/#comment-799
shintamainjp	0:ec264f4ce158	6	*/
shintamainjp	0:ec264f4ce158	7
shintamainjp	0:ec264f4ce158	8	class Semaphore {
shintamainjp	0:ec264f4ce158	9	public:
shintamainjp	0:ec264f4ce158	10	Semaphore(): s(SemFree) {}
shintamainjp	0:ec264f4ce158	11
shintamainjp	0:ec264f4ce158	12	bool take(bool block = true) {
shintamainjp	0:ec264f4ce158	13	int oldval;
shintamainjp	0:ec264f4ce158	14	do {
shintamainjp	0:ec264f4ce158	15	oldval = __ldrex(&s);
shintamainjp	0:ec264f4ce158	16	} while ((block && oldval == SemTaken) \|\| __strex(SemTaken, &s) != 0);
shintamainjp	0:ec264f4ce158	17	if (!block) {
shintamainjp	0:ec264f4ce158	18	__clrex();
shintamainjp	0:ec264f4ce158	19	}
shintamainjp	0:ec264f4ce158	20	return (oldval == SemFree);
shintamainjp	0:ec264f4ce158	21	}
shintamainjp	0:ec264f4ce158	22
shintamainjp	0:ec264f4ce158	23	void release() {
shintamainjp	0:ec264f4ce158	24	s = SemFree;
shintamainjp	0:ec264f4ce158	25	}
shintamainjp	0:ec264f4ce158	26
shintamainjp	0:ec264f4ce158	27	private:
shintamainjp	0:ec264f4ce158	28	enum { SemFree, SemTaken };
shintamainjp	9:dcfdac59ef74	29	volatile int s;
shintamainjp	0:ec264f4ce158	30	};
shintamainjp	0:ec264f4ce158	31
shintamainjp	0:ec264f4ce158	32	#endif