83C795 Datasheet, PDF (74/136 Pages) List of Unclassifed Manufacturers – Ethernet System Controller

HOST INTERFACE SECTION
83C795
Field
Name
RAM
Base
RAM
Size
No.
1
2
3
4
5
6
7
PnP Bit 795 Bit
Location Location
0x40.1
0x40.0
0x41.7
0x41.6
0x41.5
0x44.6
0x44.5
RAR.6
RAR.3
RAR.2
RAR.1
RAR.0
RAR.5
RAR.4
ROM 8
Base ₉
10
11
12
ROM 13
Size ₁₄
0x48.1
0x48.0
0x49.7
0x49.6
0x49.5
0x4C.6
0x4C.5
BIO.6
BIO.3
BIO.2
BIO.1
BIO.0
BIO.5
BIO.4
I/O 15
Base ₁₆
0x60.0
0x61.7
IAR.4
IAR.3
17
0x61.6 IAR.2
18
0x61.5 IAR.1
IRQ 19
0x70.3 GCR.6
19
Level ₂₀
0x70.2 GCR.3
0
Used
21
0x70.1 GCR.2
0
22
0x70.0
0
0
0
1
1
1
1
Mapping Function
PNP Bits
795 Bits
direct mapping
6
7 RAR.5 RAR.4
0
0
1
0
0
1
1
1
1
0
0
1
1
1
0
0
direct mapping
13
14 BIO.5 BIO.4
0
0
1
0
0
1
1
1
1
0
0
1
1
1
0
0
direct mapping
20
21
22 GCR.6 GCR.3 GCR.2
0
0
0
0
0
0
0
1
0
0
0
1
0
1
1
0
1
0
1
0
1
0
1
1
1
1
1
1
0
0
0
0
1
0
0
1
0
1
0
1
0
1
0
1
1
1
1
0
1
1
1
1
1
1
TABLE 6-7. PLUG AND PLAY BIT REMAPPING
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