MD_MAX72xx_lib.h File Reference

Includes library definitions. More...

#include <MD_MAX72xx.h>

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Macros
#define	MAX_DEBUG   0
	Enable or disable (default) debugging output from the MD_MAX72xx library.
#define	PRINT(s, v)
	Print a string followed by a value (decimal)
#define	PRINTX(s, v)
	Print a string followed by a value (hex)
#define	PRINTB(s, v)
	Print a string followed by a value (binary)
#define	PRINTS(s)
	Print a string.
#define	OP_NOOP   0
	MAX72xx opcode for NO OP.
#define	OP_DIGIT0   1
	MAX72xx opcode for DIGIT0.
#define	OP_DIGIT1   2
	MAX72xx opcode for DIGIT1.
#define	OP_DIGIT2   3
	MAX72xx opcode for DIGIT2.
#define	OP_DIGIT3   4
	MAX72xx opcode for DIGIT3.
#define	OP_DIGIT4   5
	MAX72xx opcode for DIGIT4.
#define	OP_DIGIT5   6
	MAX72xx opcode for DIGIT5.
#define	OP_DIGIT6   7
	MAX72xx opcode for DIGIT6.
#define	OP_DIGIT7   8
	MAX72xx opcode for DIGIT7.
#define	OP_DECODEMODE   9
	MAX72xx opcode for DECODE MODE.
#define	OP_INTENSITY   10
	MAX72xx opcode for SET INTENSITY.
#define	OP_SCANLIMIT   11
	MAX72xx opcode for SCAN LIMIT.
#define	OP_SHUTDOWN   12
	MAX72xx opcode for SHUT DOWN.
#define	OP_DISPLAYTEST   15
	MAX72xx opcode for DISPLAY TEST.
#define	ALL_CHANGED   0xff
	Mask for all rows changed in a buffer structure.
#define	ALL_CLEAR   0x00
	Mask for all rows clear in a buffer structure.
#define	FONT_FILE_INDICATOR   'F'
	Font table indicator prefix for info header.
#define	SPI_DATA_SIZE   (sizeof(uint8_t)*_maxDevices*2)
	Size of the SPI data buffers.
#define	SPI_OFFSET(i, x)   (((LAST_BUFFER-(i))*2)+(x))
	SPI data offset for buffer i, digit x.
#define	FIRST_BUFFER   0
	First buffer number.
#define	LAST_BUFFER   (_maxDevices-1)
	Last buffer number.
#define	HW_ROW(r)   (_hwRevRows ? (ROW_SIZE - 1 - (r)) : (r))
	Pixel to hardware coordinate row mapping.
#define	HW_COL(c)   (_hwRevCols ? (COL_SIZE - 1 - (c)) : (c))
	Pixel to hardware coordinate column mapping.

Variables
const uint8_t PROGMEM	_sysfont []
	System variable pitch font table.

Detailed Description

Includes library definitions.