PI7C9X110 Pericom Semiconductor Corporation, PI7C9X110 Datasheet - Page 48

• Manufacturer Part Number: PI7C9X110
• Description: Pcie-to-pci Reversible Bridge
• Manufacturer: Pericom Semiconductor Corporation

7.4.37 RESERVED REGISTERS – OFFSET 4Ch – 64h
7.4.38 EXPRESS TRANSMITTER/RECEIVER REGISTER – OFFSET 68h
Pericom Semiconductor
BIT
30
31
BIT
1:0
5:2
11:8
13:12
FUNCTION
Arbiter Priority 8
Reserved
FUNCTION
Nominal Driver Current
Control
Driver Current Scale
Multiple Control
Driver De-emphasis Level
Control
Transmitter Termination
Control
TYPE
TYPE
RW
RW
RW
RW
RW
RO
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DESCRIPTION
0: Low priority request to master 8
1: High priority request to master 8
Reset to 0
Reset to 0
DESCRIPTION
00: 20mA
01: 10mA
10: 28mA
11: Reserved
Reset to 00
0000: 1.00 x nominal driver current
0001: 1.05 x nominal driver current
0010: 1.10 x nominal driver current
0011: 1.15 x nominal driver current
0100: 1.20 x nominal driver current
0101: 1.25 x nominal driver current
0110: 1.30 x nominal driver current
0111: 1.35 x nominal driver current
1000: 1.60 x nominal driver current
1001: 1.65 x nominal driver current
1010: 1.70 x nominal driver current
1011: 1.75 x nominal driver current
1100: 1.80 x nominal driver current
1101: 1.85 x nominal driver current
1110: 1.90 x nominal driver current
1111: 1.95 x nominal driver current
Reset to 0000
0000: 0.00 db
0001: -0.35 db
0010: -0.72 db
0011: -1.11 db
0100: -1.51 db
0101: -1.94 db
0110: -2.38 db
0111: -2.85 db
1000: -3.35 db
1001: -3.88 db
1010: -4.44 db
1011: -5.04 db
1100: -5.68 db
1101: -6.38 db
1110: -7.13 db
1111: -7.96 db
Reset to 1000
00: 52 ohms
01: 57 ohms
10: 43 ohms
11: 46 ohms
Reset to 00
May 2008, Revision 2.6
PCIe-to-PCI Reversible Bridge
PI7C9X110