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| I2C_MASTER_RECV(9) | I2C and SMBus Subsystem | I2C_MASTER_RECV(9) |
NAME¶
i2c_master_recv - issue a single I2C message in master receive mode
SYNOPSIS¶
int i2c_master_recv(const struct i2c_client * client, char * buf, int count);
ARGUMENTS¶
client
Handle to slave device
buf
Where to store data read from slave
count
How many bytes to read, must be less than 64k since
msg.len is u16
DESCRIPTION¶
Returns negative errno, or else the number of bytes read.
COPYRIGHT¶
| January 2017 | Kernel Hackers Manual 4.8. |