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Diffstat (limited to 'Documentation/i2c/smbus-protocol.rst')
| -rw-r--r-- | Documentation/i2c/smbus-protocol.rst | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/Documentation/i2c/smbus-protocol.rst b/Documentation/i2c/smbus-protocol.rst index 8510eeda1dd0..fbadd4d25ad5 100644 --- a/Documentation/i2c/smbus-protocol.rst +++ b/Documentation/i2c/smbus-protocol.rst @@ -35,19 +35,19 @@ Key to symbols ============== =============== ============================================================= -S : Start condition -P : Stop condition -Rd/Wr (1 bit) : Read/Write bit. Rd equals 1, Wr equals 0. -A, NA (1 bit) : Accept and reverse accept bit. -Addr (7 bits): I2C 7 bit address. Note that this can be expanded as usual to +S Start condition +P Stop condition +Rd/Wr (1 bit) Read/Write bit. Rd equals 1, Wr equals 0. +A, NA (1 bit) Accept and reverse accept bit. +Addr (7 bits) I2C 7 bit address. Note that this can be expanded as usual to get a 10 bit I2C address. -Comm (8 bits): Command byte, a data byte which often selects a register on +Comm (8 bits) Command byte, a data byte which often selects a register on the device. -Data (8 bits): A plain data byte. Sometimes, I write DataLow, DataHigh +Data (8 bits) A plain data byte. Sometimes, I write DataLow, DataHigh for 16 bit data. -Count (8 bits): A data byte containing the length of a block operation. +Count (8 bits) A data byte containing the length of a block operation. -[..]: Data sent by I2C device, as opposed to data sent by the host +[..] Data sent by I2C device, as opposed to data sent by the host adapter. =============== ============================================================= |