| 1 | #ifndef _I2C_H |
| 2 | #define _I2C_H |
| 3 | |
| 4 | int i2c_init(void); |
| 5 | |
| 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); |
| 9 | |
| 10 | /* Low level I2C */ |
| 11 | int i2c_start(void); |
| 12 | int i2c_stop(void); |
| 13 | int i2c_outbyte(unsigned char x); |
| 14 | unsigned char i2c_inbyte(void); |
| 15 | int i2c_getack(void); |
| 16 | void i2c_sendack(void); |
| 17 | void i2c_sendnack(void); |
| 18 | |
| 19 | /**GVC**/ |
| 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 |
| 24 | , unsigned char* wbuf |
| 25 | , unsigned char wlen |
| 26 | , unsigned char* rbuf |
| 27 | , unsigned char rlen |
| 28 | ); |
| 29 | /**END GVC**/ |
| 30 | #endif /* _I2C_H */ |
| 31 | |
