mcp23x08.h File Reference

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Macros
#define	IODIRA   0x00
#define	IPOLA   0x02
#define	GPINTENA   0x04
#define	DEFVALA   0x06
#define	INTCONA   0x08
#define	IOCON   0x0A
#define	GPPUA   0x0C
#define	INTFA   0x0E
#define	INTCAPA   0x10
#define	GPIOA   0x12
#define	OLATA   0x14
#define	IODIRB   0x01
#define	IPOLB   0x03
#define	GPINTENB   0x05
#define	DEFVALB   0x07
#define	INTCONB   0x09
#define	IOCONB   0x0B
#define	GPPUB   0x0D
#define	INTFB   0x0F
#define	INTCAPB   0x11
#define	GPIOB   0x13
#define	OLATB   0x15
#define	IOCON_UNUSED   0x01
#define	IOCON_INTPOL   0x02
#define	IOCON_ODR   0x04
#define	IOCON_HAEN   0x08
#define	IOCON_DISSLW   0x10
#define	IOCON_SEQOP   0x20
#define	IOCON_MIRROR   0x40
#define	IOCON_BANK_MODE   0x80
#define	IOCON_INIT   (IOCON_SEQOP)
#define	CMD_WRITE   0x40
#define	CMD_READ   0x41

Macro Definition Documentation

#define CMD_READ   0x41

#define CMD_WRITE   0x40

#define DEFVALA   0x06

#define DEFVALB   0x07

#define GPINTENA   0x04

#define GPINTENB   0x05

#define GPIOA   0x12

#define GPIOB   0x13

#define GPPUA   0x0C

#define GPPUB   0x0D

#define INTCAPA   0x10

#define INTCAPB   0x11

#define INTCONA   0x08

#define INTCONB   0x09

#define INTFA   0x0E

#define INTFB   0x0F

#define IOCON   0x0A

#define IOCON_BANK_MODE   0x80

#define IOCON_DISSLW   0x10

#define IOCON_HAEN   0x08

#define IOCON_INIT   (IOCON_SEQOP)

#define IOCON_INTPOL   0x02

#define IOCON_MIRROR   0x40

#define IOCON_ODR   0x04

#define IOCON_SEQOP   0x20

#define IOCON_UNUSED   0x01

#define IOCONB   0x0B

#define IODIRA   0x00

#define IODIRB   0x01

#define IPOLA   0x02

#define IPOLB   0x03

#define OLATA   0x14

#define OLATB   0x15