T8207 Datasheet, PDF (82/158 Pages) Agere Systems – ATM Interconnect

CelXpres T8207
ATM Interconnect
Advance Data Sheet
September 2001
14 Registers (continued)
14.2 Direct Memory Access Registers
The direct memory access registers are the only registers that can be directly addressed. These registers provide
some status and initial control of the device. In addition, the direct memory access register set includes some
extended memory access registers, which are used to indirectly access the extended memory registers. All unde-
fined addresses in the direct memory access registers’ memory map, 00h to FFh, are reserved and should not be
accessed.
Table 24. Identification 0 (IDNT0) (00h)
Name
Bit Pos. Type Reset
Description
Device ID 0
7:0
RO 4Fh Device Identification 0.
Table 25. Identification 1 (IDNT1) (01h)
Name
Bit Pos. Type Reset
Description
Device ID 1
7:0
RO 07h Device Identification 1.
Table 26. Identification 2 (IDNT2) (02h)
Name
Bit Pos. Type Reset
Description
Device ID 2
7:0
RO RN¹ Revision Number.
1. RN represents the current revision number of the device.
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Agere Systems Inc.