KU82596CA33 S Z717 Intel, KU82596CA33 S Z717 Datasheet - Page 31

• Manufacturer Part Number: KU82596CA33 S Z717
• Manufacturer: Intel

Specifications of KU82596CA33 S Z717

• Operating Supply Voltage (typ): 5V
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 4.5V
• Mounting: Surface Mount
• Operating Temperature Classification: Industrial
• Lead Free Status / Rohs Status: Not Compliant

82596CA
Status Word
82586 mode
32-Bit Segmented and Linear mode
Indicates the status of the 82596 This word is modified only by the 82596 Defined bits are
Bit 15 CX
Bit 14 FR
Bit 13 CNA
Bit 12 RNR
Bits 8–10 CUS
Bits 4–7 RUS
Bit 3 T
SCB OFFSET ADDRESSES
CBL Offset (Address)
In 82586 and 32-bit Segmented modes this 16-bit quantity indicates the offset portion of the address for the
first Command Block on the CBL In Linear mode it is a 32-bit linear address for the first Command Block on
the CBL It is accessed only if CUC equals Start
RFA Offset (Address)
In 82586 and 32-bit Segmented modes this 16-bit quantity indicates the offset portion of the address for the
Receive Frame Area In Linear mode it is a 32-bit linear address for the Receive Frame Area It is accessed
only if RUC equals Start
30
15
15
STAT
STAT
The CU finished executing a command with its I (interrupt) bit set
The RU finished receiving a frame
The Command Unit left the Active state
The Receive Unit left the Ready state
(3 bits) This field contains the status of the command unit Valid values are
0
1
2
3– 7
This field contains the status of the receive unit Valid values are
0h (0000)
1h (0001)
2h (0010)
4h (0100)
Ah (1010)
Ch (1100)
No other combinations are allowed
Bus Throttle timers loaded (not in 82586 mode)
0
0
Idle
Suspended
Active
Not used
Idle
Suspended
No Resources This bit indicates both no resources due to lack of
RFDs in the RDL and no resources due to lack of RBDs in the FBL
Ready
No resources due to no more RBDs (not in the 82586 mode)
No more RBDs (not in 82586 mode)
CUS
CUS
0
RUS
RUS
0
T
0
0
0
0
0
0
0
0
SCB
SCB