Detailed Description

Data types and constants used by SPI interfaces.

#include "FastLED.h"

Classes
class	DATA_NOP
	Dummy class for output controllers that need no data transformations. More...

Macros
#define	FLAG_START_BIT 0x80
	Flag for the start of an SPI transaction.

#define	MASK_SKIP_BITS 0x3F
	Bitmask for the lower 6 bits of a byte.

#define	MAX_DATA_RATE 0
	Max SPI data rate.

Byte Re-Order Macros
Some helper macros for getting at mis-ordered byte values. Todo: Unused. Remove?
#define	SPI_B0 (RGB_BYTE0(RGB_ORDER) + (MASK_SKIP_BITS & SKIP))
	Get SPI byte 0 offset.

#define	SPI_B1 (RGB_BYTE1(RGB_ORDER) + (MASK_SKIP_BITS & SKIP))
	Get SPI byte 1 offset.

#define	SPI_B2 (RGB_BYTE2(RGB_ORDER) + (MASK_SKIP_BITS & SKIP))
	Get SPI byte 2 offset.

#define	SPI_ADVANCE (3 + (MASK_SKIP_BITS & SKIP))
	Advance SPI data pointer.

Clock speed dividers
#define	SPEED_DIV_2 2
	Divisor for clock speed by 2.

#define	SPEED_DIV_4 4
	Divisor for clock speed by 4.

#define	SPEED_DIV_8 8
	Divisor for clock speed by 8.

#define	SPEED_DIV_16 16
	Divisor for clock speed by 16.

#define	SPEED_DIV_32 32
	Divisor for clock speed by 32.

#define	SPEED_DIV_64 64
	Divisor for clock speed by 64.

#define	SPEED_DIV_128 128
	Divisor for clock speed by 128.

Macro Definition Documentation

◆ FLAG_START_BIT

#define FLAG_START_BIT 0x80

Flag for the start of an SPI transaction.

Definition at line 52 of file fastspi_types.h.

◆ MASK_SKIP_BITS

#define MASK_SKIP_BITS 0x3F

Bitmask for the lower 6 bits of a byte.

Todo:: Unused. Remove?

Definition at line 56 of file fastspi_types.h.

◆ MAX_DATA_RATE

#define MAX_DATA_RATE 0

Max SPI data rate.

Todo:: Unused. Remove?

Definition at line 79 of file fastspi_types.h.

◆ SPEED_DIV_128

#define SPEED_DIV_128 128

Divisor for clock speed by 128.

Definition at line 74 of file fastspi_types.h.

◆ SPEED_DIV_16

#define SPEED_DIV_16 16

Divisor for clock speed by 16.

Definition at line 68 of file fastspi_types.h.

◆ SPEED_DIV_2

#define SPEED_DIV_2 2

Divisor for clock speed by 2.

Definition at line 62 of file fastspi_types.h.

◆ SPEED_DIV_32

#define SPEED_DIV_32 32

Divisor for clock speed by 32.

Definition at line 70 of file fastspi_types.h.

◆ SPEED_DIV_4

#define SPEED_DIV_4 4

Divisor for clock speed by 4.

Definition at line 64 of file fastspi_types.h.

◆ SPEED_DIV_64

#define SPEED_DIV_64 64

Divisor for clock speed by 64.

Definition at line 72 of file fastspi_types.h.

◆ SPEED_DIV_8

#define SPEED_DIV_8 8

Divisor for clock speed by 8.

Definition at line 66 of file fastspi_types.h.

◆ SPI_ADVANCE

#define SPI_ADVANCE (3 + (MASK_SKIP_BITS & SKIP))

Advance SPI data pointer.

Definition at line 24 of file fastspi_types.h.

◆ SPI_B0

#define SPI_B0 (RGB_BYTE0(RGB_ORDER) + (MASK_SKIP_BITS & SKIP))

Get SPI byte 0 offset.

Definition at line 18 of file fastspi_types.h.

◆ SPI_B1

#define SPI_B1 (RGB_BYTE1(RGB_ORDER) + (MASK_SKIP_BITS & SKIP))

Get SPI byte 1 offset.

Definition at line 20 of file fastspi_types.h.

◆ SPI_B2

#define SPI_B2 (RGB_BYTE2(RGB_ORDER) + (MASK_SKIP_BITS & SKIP))

Get SPI byte 2 offset.

Definition at line 22 of file fastspi_types.h.