I2C_MASTER_SEND(9) I2C and SMBus Subsystem I2C_MASTER_SEND(9)
NAME
i2c_master_send - issue a single I2C message in master transmit mode
SYNOPSIS
int i2c_master_send(const struct i2c_client * client, const char * buf, int count);
ARGUMENTS
client
Handle to slave device
buf
Data that will be written to the slave
count
How many bytes to write, must be less than 64k since msg.len is u16
DESCRIPTION
Returns negative errno, or else the number of bytes written.
COPYRIGHT
Kernel Hackers Manual 3.10 June 2014 I2C_MASTER_SEND(9)
