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#ifndef MCP23009_H

#define	MCP23009_H

#define MCP23009_ADDR       0x20

#define MCP23009_IODIRA     0x00

#define MCP23009_IPOLA      0x01

#define MCP23009_GPINTENA   0x02

#define MCP23009_DEFVALA    0x03

#define MCP23009_INTCONA    0x04

#define MCP23009_IOCON      0x05

#define MCP23009_GPPUA      0x06

#define MCP23009_INTFA      0x07

#define MCP23009_INTCAPA    0x08

#define MCP23009_GPIOA      0x09

#define MCP23009_OLATA      0x0A

void MCP23009_Init(BTN_STATUS *status);

void MCP23009_Query(void);

void MSP23009_Interrupt(void);

#endif	/* MCP23009_H */