stdp_typedefs.h File Reference

Basic definitions for STDP. More...

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Macros
#define	STDP_FIXED_POINT   11
	Position of the point in the fixed point math used by STDP.
#define	STDP_FIXED_POINT_ONE   (1 << STDP_FIXED_POINT)
	The number 1.0 in the fixed point math used by STDP.
#define	STDP_FIXED_MUL_16X16(a, b)   maths_fixed_mul16(a, b, STDP_FIXED_POINT)
	Multiply two STDP fixed point numbers.
#define	S1615_TO_STDP_RIGHT_SHIFT   4

Functions
static accum	mul_accum_fixed (accum a, int32_t stdp_fixed)
	Multiply an accum by an STDP fixed point and return an accum.

Detailed Description

Basic definitions for STDP.

Definition in file stdp_typedefs.h.

Macro Definition Documentation

STDP_FIXED_POINT

#define STDP_FIXED_POINT   11

Position of the point in the fixed point math used by STDP.

Definition at line 29 of file stdp_typedefs.h.

STDP_FIXED_POINT_ONE

#define STDP_FIXED_POINT_ONE   (1 << STDP_FIXED_POINT)

The number 1.0 in the fixed point math used by STDP.

Definition at line 31 of file stdp_typedefs.h.

STDP_FIXED_MUL_16X16

#define STDP_FIXED_MUL_16X16	(		a,
			b
	)		maths_fixed_mul16(a, b, STDP_FIXED_POINT)

Multiply two STDP fixed point numbers.

Parameters

[in]	a	The first multiplicand
[in]	b	The second multiplicand

Returns

The product

Definition at line 38 of file stdp_typedefs.h.

S1615_TO_STDP_RIGHT_SHIFT

#define S1615_TO_STDP_RIGHT_SHIFT   4

The amount of right shift required to take a weight from s1615 format to STDP_FIXED_POINT format (s4,11)

Definition at line 42 of file stdp_typedefs.h.

Function Documentation

mul_accum_fixed()

static accum mul_accum_fixed ( accum  a, int32_t  stdp_fixed  )

inlinestatic

Multiply an accum by an STDP fixed point and return an accum.

Definition at line 45 of file stdp_typedefs.h.