ds1863 Maxim Integrated Products, Inc., ds1863 Datasheet - Page 44

• Manufacturer Part Number: ds1863
• Description: Ds1863 Burst-mode Pon Controller With Integrated Monitoring
• Manufacturer: Maxim Integrated Products, Inc.

Burst-Mode PON Controller
With Integrated Monitoring
44
Table 02h, Register 81h: Tindex
POWER-ON VALUE
READ ACCESS
WRITE ACCESS
MEMORY TYPE
Holds the calculated index based on the Temperature Measurement. This index is used for the address during Look-Up of Tables
04h and 05h.
For Table 04h, the exact address as the value of Tindex is used. For Table 05h the address used is calculated as follows
Table 02h, Register 83h: APC DAC
POWER-ON VALUE
READ ACCESS
WRITE ACCESS
MEMORY TYPE
The digital value used for APC reference and recalled from Table 05h at the memory address found in ‘T Index’. This register is
updated at the end of the Temperature conversion.
Table 02h, Register 82h: MOD DAC
POWER-ON VALUE
READ ACCESS
WRITE ACCESS
MEMORY TYPE
The digital value used for MOD and recalled from Table 04h at the adjusted memory address found in Tindex. The address used is
calculated as follows
This register is updated at the end of the Temperature conversion.
____________________________________________________________________
81h
83h
82h
bit7
bit7
bit7
2
2
2
7
7
7
00h
PW2
PW2 and (AEN = 0)
00h
PW2
PW2 and (APC-EN = 0)
Volatile
00h
PW2
PW2 and (MOD-EN = 0)
Volatile
2
2
Volatile
2
6
6
6
Tindex
2
2
2
5
5
5
Tindex =
=
Temperature
Tindex
TEMP
2
2
2
2
2
−
4
4
4
°
80
C
2
h
+
+
+
40
40
80
h
°
C
h
2
2
+
2
3
3
3
80
h
2
2
2
2
2
2
2
2
2
1
1
1
bit0
bit0
bit0
2
2
2
0
0
0