DS1864 Maxim Integrated Products, DS1864 Datasheet - Page 58

• Manufacturer Part Number: DS1864
• Description: SFP Laser Controller and Diagnostic IC
• Manufacturer: Maxim Integrated Products

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SFP Laser Controller and
Diagnostic IC
58
Table 04h (Table 01h in DS1859 Configuration), C3h to C6h: PW2 Password Setting
FACTORY DEFAULT:
MEMORY TYPE:
These four bytes contain the password for access to memory space that is protected per Password Enable Bytes C1h and C2h of
Table 04h (Table 01h in DS1859 Configuration). (see Memory Protection and Password section).
Table 04h (Table 01h in DS1859 Configuration), C7h: Table Select Power-Up Default
FACTORY DEFAULT:
MEMORY TYPE:
This byte is automatically loaded into the Table Select SRAM byte 7Fh (Lower Memory) on power up.
____________________________________________________________________
C3h
C4h
C5h
C6h
C7h
bit7
bit7
2
2
2
2
2
31
23
15
7
7
0000 0000h
01h
Shadowed Memory (SEE)
2
2
2
Shadowed Memory (SEE)
2
2
30
22
14
6
6
2
2
2
2
2
29
21
13
5
5
2
2
2
2
2
28
20
12
4
4
2
2
2
2
2
27
19
11
3
3
2
2
2
2
2
26
18
10
2
2
2
2
2
2
2
25
17
9
1
1
bit0
bit0
2
2
2
2
2
24
16
8
0
0