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fifo.h@0:3c704483eb79, 2014-05-21 (annotated)

Committer:
gert_lauritsen
Date:
Wed May 21 18:30:45 2014 +0000
Revision:
0:3c704483eb79
Child:
1:f2f253bec95e
Just a simple Fifo

Who changed what in which revision?

UserRevisionLine numberNew contents of line
gert_lauritsen 0:3c704483eb79 1 #ifndef FIFO_H_
gert_lauritsen 0:3c704483eb79 2 #define FIFO_H_
gert_lauritsen 0:3c704483eb79 3
gert_lauritsen 0:3c704483eb79 4 #include "LPC17xx.h"
gert_lauritsen 0:3c704483eb79 5
gert_lauritsen 0:3c704483eb79 6 #define FIFO_SIZE 256
gert_lauritsen 0:3c704483eb79 7 #define FIFO_TYPE uint8_t
gert_lauritsen 0:3c704483eb79 8
gert_lauritsen 0:3c704483eb79 9 class fifo
gert_lauritsen 0:3c704483eb79 10 {
gert_lauritsen 0:3c704483eb79 11 FIFO_TYPE buffer[FIFO_SIZE];
gert_lauritsen 0:3c704483eb79 12 uint32_t head, tail;
gert_lauritsen 0:3c704483eb79 13
gert_lauritsen 0:3c704483eb79 14 public:
gert_lauritsen 0:3c704483eb79 15 fifo();
gert_lauritsen 0:3c704483eb79 16 uint8_t put(FIFO_TYPE data);// returns 0 on success
gert_lauritsen 0:3c704483eb79 17 uint8_t get(FIFO_TYPE* data);
gert_lauritsen 0:3c704483eb79 18 uint32_t available();
gert_lauritsen 0:3c704483eb79 19 uint32_t free();
gert_lauritsen 0:3c704483eb79 20 };
gert_lauritsen 0:3c704483eb79 21
gert_lauritsen 0:3c704483eb79 22
gert_lauritsen 0:3c704483eb79 23 #endif /* FIFO_H_ */