DP83953VUL National Semiconductor, DP83953VUL Datasheet - Page 56

• Manufacturer Part Number: DP83953VUL
• Description: IC CTRLR RIC REPEATER 160-PQFP
• Manufacturer: National Semiconductor

Specifications of DP83953VUL

• Controller Type: Ethernet Repeater Interface Controller
• Interface: IEEE 802.3
• Voltage - Supply: 4.75 V ~ 5.25 V
• Current - Supply: 870mA
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 160-MQFP, 160-PQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: *DP83953VUL

7.0 RIC2A Registers
RIC2A Status and Configuration Register (Address 00H)
The lower portion of this register contains real time information concerning the operation of the RIC2A. The D7 bit repre-
sent the chosen configuration of the transceiver interface employed.
Bit
D0
D1
D2
D3
D4
D5
D6
D7
R/W
R
R
R
R
R
R
R
R
BINV
D7
Symbol
Access
APART
ACOL
AREC
BINV
resv
resv
resv
JAB
resv
D6
(Continued)
Reserved for future use
Reads as a logic 1.
Any Collisions
0: A collision is occurring at one or more of the RIC2A's ports.
1: No collisions.
Any Receive
0: one of the RIC2A's ports is the current packet or collision receiver.
1: No packet or collision reception within this RIC2A.
Jabber Protect
0: The RIC2A has been forced into jabber protect state by one of its ports or by
another port on the Inter-RIC bus, (Multi-RIC2A operations).
1: No jabber protect conditions exist.
Any Partition
0: One or more ports are partitioned.
1: No ports are partitioned.
Reserved
Reserved
Reads as a logic 1.
Bus Invert
This register bit informs whether the Inter-RIC signals: IRE, ACTN, ANYXN, COLN
and Management bus signal MCRS are:
0: active high.
1: active low.
resv
D5
APART
D4
56
JAB
D3
Description
AREC
D2
ACOL
D1
resv
D0
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