i2c_smbus_write_block_data
Prev Chapter 11. I2C and SMBus Subsystem Next

Name

i2c_smbus_write_block_data — SMBus “block write” protocol

Synopsis

s32 i2c_smbus_write_block_data (const struct i2c_client * client,
 u8 command,
 u8 length,
 const u8 * values);
 

Arguments

client

Handle to slave device

command

Byte interpreted by slave

length

Size of data block; SMBus allows at most 32 bytes

values

Byte array which will be written.

Description

This executes the SMBus “block write” protocol, returning negative errno else zero on success.

Prev Up Next
i2c_smbus_read_block_data Home i2c_smbus_xfer