adm9240 Analog Devices, Inc., adm9240 Datasheet - Page 18

• Manufacturer Part Number: adm9240
• Description: Low Cost Microprocessor System Hardware Monitor
• Manufacturer: Analog Devices, Inc.

ADM9240
Bit
7–0
Address
15h
19h
20h
21h
22h
23h
24h
25h
26h
27h
28h
29h
2Ah
2Bh
2Ch
2Dh
2Eh
2Fh
30h
31h
32h
33h
34h
35h
36h
37h
38h
39h
3Ah
3Bh
3Ch
3Dh
3Eh
3Fh
40h
41h
42h
43h
44h
45h
46h
47h
48h
49h
4Bh
Description
Test Register
Programmed Value of Analog Output
+2.5 V Measured Value
+V
+3.3 V Measured Value
+5 V Measured Value
+12 V Measured Value
V
Reserved
Temperature Reading
FAN1 Reading
FAN2 Reading
Reserved
+2.5 V High Limit
+2.5 V Low Limit
+V
+V
+3.3 V High Limit
+3.3 V Low Limit
+5 V High Limit
+5 V Low Limit
+12 V High Limit
+12V Low Limit
V
V
Reserved
Reserved
Hot Temperature Limit (High)
Hot Temperature Hysteresis Limit (Low)
FAN1 Fan Count Limit
FAN2 Fan Count Limit
Reserved
Company ID Number
Revision Number
Configuration Register
Interrupt INT Status Register 1
Interrupt INT Status Register 2
INT Mask Register 1
INT Mask Register 2
Compatibility Register
Chassis Intrusion Clear Register
VID0–3/Fan Divisor Register
Serial Address Register
VID4 Register
Temperature Configuration Register
Name
Address Pointer
CCP2
CCP2
CCP2
CCP1
CCP1
CCP1
Measured Value
High Limit
Low Limit
Measured Value
High Limit
Low Limit
R/W
Write
Table V. Address Pointer Register
Table VI. List of Registers
Description
Address of ADM9240 Registers. See the tables below for detail.
Power on Value
0000 0000
1111 1111
Indeterminate
Indeterminate
Indeterminate
Indeterminate
Indeterminate
Indeterminate
Indeterminate
Indeterminate
Indeterminate
Indeterminate
Indeterminate
Indeterminate
Indeterminate
Indeterminate
Indeterminate
Indeterminate
Indeterminate
Indeterminate
Indeterminate
Indeterminate
Indeterminate
Indeterminate
Indeterminate
Indeterminate
Indeterminate
Indeterminate
Indeterminate
Indeterminate
Indeterminate
Indeterminate
0010 0011
Die Revision
0000 1000
0000 0000
0000 0000
0000 0000
0000 0000
0000 0000
0000 0000
0101 (VID3–VID0)
0010 11(A1)(A0)
1000 000(VID4)
0000 0001
–18–
Notes
A7–A0 (Binary Bit 7–0)
Setting Bit 0 of this register to 1 selects
shutdown mode. Caution: Do Not write to
any other bits in this register.
Read Only
Read Only
Read Only
Read Only
Read Only
Read Only
Read Only
Read Only
Read Only
This location will contain the company
identification number (Read Only).
This location will contain the revision
number of the part. (Read Only).
See Table VII
See Table VIII
See Table IX
See Table X
See Table XI
See Table XII
See Table XIII
See Table XIV
See Table XV
See Table XVI
See Table XVII
REV. 0