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Revision 1.0
17
www.national.com
G
Register Descriptions
(Continued)
3.4
All registers of the Vendor Identification page are accessi-
ble by setting the Page_select field to 001b in the Base reg-
ister at Address 07h. The Vendor Identification page has no
VENDOR IDENTIFICATION: PAGE 1
per-port registers. The value of Port_select is ignored when
addressing this page.
Table 3-8. Vendor ID: Page 1 Bit Map
Address
0
1
2
3
4
5
6
7
08h
09h
0Ah
0Bh
0Ch
0Dh
0Eh
0Fh
Compliance_level
RSVD
Vendor_ID[23:16] (MSB)
Vendor_ID[15:8]
Vendor_ID[7:0] (LSB)
Product_ID[23:16] (MSB)
Product_ID[15:8]
Product_ID[7:0] (LSB)
Table 3-9. Vendor ID: Page 1 Registers
Bit
Name
Access
Reset
Description
Address 08h
Page 1, Register-0
0:7
Compliance_ level
R
01h
Standard Compliance Indicator:
A value of 01h indicates that the CS4103
complies to the IEEE P1394a standard.
01h = IEEE P1394a compliant
All other values are not specified.
Address 09h
Page 1, Register-1
0:7
RSVD
--
--
Reserved
Address 0Ah
Page 1, Register-2
0:7
Vendor_ID[23:16]
R
08h
Vendor ID:
The MSB of a 24-bit value identifying National Semiconductor as
the vendor. Works in conjunction with Addresses 0Bh and 0Ch.
Address 0Bh
Page 1, Register-3
0:7
Vendor_ID[15:8]
R
00h
Vendor ID:
A 24-bit value identifying National Semiconductor as the vendor.
Works in conjunction with Addresses 0Ah and 0Ch
Address 0Ch
Page 1, Register-4
0:7
Vendor_ID[7:0]
R
17h
Vendor ID:
The LSB of a 24-bit value identifying National Semiconductor as
the vendor. Works in conjunction with Addresses 0Ah and 0Bh.
Address 0Dh
Page 1, Register-5
0:7
Product_ID
R
00h
Product ID
: The MSB of a 24-bit value identifying the device as the CS4103.
Works in conjunction with Addresses 0Eh and 0Fh.
Address 0Eh
Page 1, Register-6
0:7
Product_ID
R
00h
Product ID:
A 24-bit value identifying the device as the CS4103. Works in
conjunction with Addresses 0Dh and 0Fh.
Address 0Fh
Page 1, Register-7
0:7
Product_ID
R
02h
Product ID:
The LSB of a 24-bit value identifying the device as the CS4103.
Works in conjunction with Addresses 0Dh and 0Fh.