libpynq  (release 5EID0-2023 version 0.3.0 of 2024-04-25 09:42 )
i2cps.h
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52 #ifndef __I2CPS_H__
53 #define __I2CPS_H__
54 
55 #include <linux/i2c-dev.h>
56 
57 int setI2C(unsigned int index, long slave_addr);
58 int unsetI2C(int i2c_fd);
59 int writeI2C_asFile(int i2c_fd, unsigned char writebuffer[],
60  unsigned char bytes);
61 int readI2C_asFile(int i2c_fd, unsigned char readbuffer[], unsigned char bytes);
62 
63 #define writeI2C_byte(i2c_fd, u8RegAddr, u8Data) \
64  i2c_smbus_write_byte_data(i2c_fd, u8RegAddr, u8Data);
65 
66 #define writeI2C_word(i2c_fd, u8RegAddr, u16Data) \
67  i2c_smbus_write_word_data(i2c_fd, u8RegAddr, u16Data);
68 
69 #endif // __I2CPS_H__
readI2C_asFile
int readI2C_asFile(int i2c_fd, unsigned char readbuffer[], unsigned char bytes)
Definition: i2cps.c:6
writeI2C_asFile
int writeI2C_asFile(int i2c_fd, unsigned char writebuffer[], unsigned char bytes)
Definition: i2cps.c:4
unsetI2C
int unsetI2C(int i2c_fd)
Definition: i2cps.c:3
setI2C
int setI2C(unsigned int index, long slave_addr)
Definition: i2cps.c:2