6 /* High level I2C actions */
7 int i2c_writereg(unsigned char theSlave, unsigned char theReg, unsigned char theValue);
8 unsigned char i2c_readreg(unsigned char theSlave, unsigned char theReg);
13 int i2c_outbyte(unsigned char x);
14 unsigned char i2c_inbyte(void);
16 void i2c_sendack(void);
17 void i2c_sendnack(void);
20 /* New low level I2C functions */
21 int i2c_read( unsigned char slave, unsigned char* rbuf, unsigned char rlen );
22 int i2c_write( unsigned char slave, unsigned char* wbuf, unsigned char wlen );
23 int i2c_writeread( unsigned char slave