W90221X Winbond Electronics Corp America, W90221X Datasheet - Page 138

• Manufacturer Part Number: W90221X
• Description: Pa-risc Embedded Controller
• Manufacturer: Winbond Electronics Corp America

Master 1 Latency Register (REG2)
Port address: 0xf0000258
Bits 0-16
Bits 17-20
Bits 21-31
W90221X version 0.6
Reserved
16
24
0
8
17
25
1
9
Reserved
PCICLK output delay referenced to EXTCLK
Number of PCICLK count for master latency adjustment
Latency Time = REQ2_reg[0:11] / PCICLK
PCICLK_sel[0:3]
PCICLK_sel[0:3]
10
18
26
2
0000
0001
0010
0011
0100
0101
0110
0111
1000
1001
1010
1011
1100
1101
1110
1111
Access type: read/write
REQ2_reg[3:10]
11
19
27
3
Reserved
Reserved
Output Delay Step
12
20
28
4
10
12
14
16
18
20
25
0
1
2
3
4
5
6
7
8
13
21
29
5
REQ2_reg[0:2]
Default: 0x000003ff
14
22
30
6
15
23
31
7
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