ssp.h

用PIC16F887做的4个触摸按键的例程

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// SSP Prototypes
extern void SSPInit(void);
extern void SSPISR(void);					
extern void LoadSSPBUF(void);
extern void UnloadSSPBUF(void);
extern void SetMasterMode(void);
extern void SetSlaveMode(void);



// SSP Command Bytes
#define READ_NUM_SENSORS		0x00			// Byte value received in formatted communications
#define READ_RAW_AVG			0x03			// received to identify the various commands received
#define READ_ALL				0x0C			// and appropriate action
#define WRITE_SENSOR			0x30

#define _16F677_DEVICEADDR		0x72			// I2C Device address of 16f677
#define _16F677_SHUTDOWN		0x05			// Command byte to shutdown 677 circuit
#define _16F677_WAKEUP			0x50			// Command byte to wakeup 677 circuit