DS1780
INTERNAL ADDRESS REGISTER MAP Table 2
REGISTER
Configuration Register
Interrupt (INT) Status
Register 1
Interrupt (INT) Status
Register 2
Interrupt (INT) Mask
Register 1
Interrupt (INT) Mask
Register 2
DS1780 INTERNAL
HEX ADDRESS
40h
41h
42h
43h
44h
POWER ON VALUE
0000 1000
0000 0000
0000 0000
0000 0000
0000 0000
NOTES
Bit 7 of this register
Chassis Intrusion Clear
Register
46h
0000 0000
clears Chassis Intrusion.
The other bits are
reserved.
The lower 4 bits reflect
VID Register
47h
0101 XXXX
the state of
VID0-VID3 pins.
Serial Address Register
VID4 Register
48h
49h
0010 11XY
1000 000X
X Reflects state of A1
and Y Reflects A0 state
Bit 0 = VID 4. The rest
are reserved.
Temperature
Configuration
Register
4Bh
0000 0001
Test Register
Analog output
Value RAM
Company ID
Stepping
15h
19h
20h-3Dh
3Eh
3Fh
0000 0000
1111 1111
1101 1010
0000 0001
Do not alter the
contents of the register.
Full on
Read only
Read only
5 of 28
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