Advanced Configuration and Power Interface Specification

Advanced Configuration and Power Interface Specification
Offset Field Name Definition
Byte 13
Byte 14
Byte 15
Default Baud rate,
bits[15:8]
Default Baud rate,
bits[23:16]
Default Baud rate,
bits[31:24]
Default baud rate of connection, in bits-per-second.
_SPE[15:8]
Bits [15:8]
Default baud rate of connection, in bits-per-second.
_SPE[23:16]
Bits [23:16]
Default baud rate of connection, in bits-per-second.
_SPE[31:24]
Bits [31:24].
Byte 16 Rx FIFO, bits[7:0] Maximum receive buffer, in bytes, supported by this
connection. _RXL[7:0]
Bits [7:0]
Byte 17 Rx FIFO, bits[15:8] Maximum receive buffer, in bytes, supported by this
connection. _RXL[15:8]
Bits [15:8]
Byte 18 Tx FIFO, bits[7:0] Maximum receive buffer, in bytes, supported by this
connection. _TXL[7;0]
Bits [7:0]
Byte 19 Tx FIFO, bits[15:8] Maximum receive buffer, in bytes, supported by this
connection. _TXL[15:8]
Bits [15:8]
Byte 20 Parity Parity. _PAR
None = 0x00
Even = 0x01
Odd = 0x02
Mark = 0x03
Space = 0x04
Byte 21 Serial Lines Enabled Serial lines enabled (Enabled = 1, Disabled = 0). _LIN
Bit [7] – Request to Send (RTS)
Bit [6] – Clear to Send (CTS)
Bit [5] – Data Terminal Ready (DTR)
Bit [4] – Data Set Ready (DSR)
Bit [3] – Ring Indicator (RI)
Bit [2] – Data Carrier Detect (DTD)
Bit [1] – Reserved. Must be 0.
Bit [0] – Reserved. Must be 0
Byte 22 Vendor Defined Data (Optional) Data specific to the controller device supplied by a
vendor. The number of bytes in this field is Type Data Length
– 10.
… … (Optional) Additional vendor supplied data.
String
Resource Source (Length
= L)
Name of the serial bus controller device to which this
connection descriptor applies. The name can be a fully
qualified path, a relative path, or a simple name segment that
utilizes the namespace search rules.
380 April, 2015 Version 6.0