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LM64 bảng dữ liệu(PDF) 20 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor. Click here to check the latest version.
tên linh kiện LM64
Giải thích chi tiết về linh kiện  짹1째C Remote Diode Temperature Sensor with PWM Fan Control and 5 GPIO?셲
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nhà sản xuất  NSC [National Semiconductor (TI)]
Trang chủ  http://www.national.com
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LM64 bảng dữ liệu(HTML) 20 Page - National Semiconductor (TI)

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2.0 LM64 Registers (Continued)
Fan Control Registers (Continued)
Address
Hex
Read/
Write
Bits
POR
Value
Name
Description
50
HEX to 5FHEX LOOKUP TABLE (7 Bits for Temperature and 6 Bits for PWM for each Temperature/PWM Pair)
50
Read.
(Write
only if
reg
4A bit
5 = 1.)
70
Lookup Table
Temperature
Entry 1
This bit is unused and always set to 0.
6:0
0x7F
If the remote diode temperature exceeds this value, the PWM output
will be the value in Register 51.
51
7:6
00
Lookup Table
PWM Entry 1
These bits are unused and always set to 0.
5:0
0x3F
The PWM value corresponding to the temperature limit in register 50.
52
70
Lookup Table
Temperature
Entry 2
This bit is unused and always set to 0.
6:0
0x7F
If the remote diode temperature exceeds this value, the PWM output
will be the value in Register 53.
53
7:6
00
Lookup Table
PWM Entry 2
These bits are unused and always set to 0.
5:0
0x3F
The PWM value corresponding to the temperature limit in register 52.
54
70
Lookup Table
Temperature
Entry 3
This bit is unused and always set to 0.
6:0
0x7F
If the remote diode temperature exceeds this value, the PWM output
will be the value in Register 55.
55
7:6
00
Lookup Table
PWM Entry 3
These bits are unused and always set to 0.
5:0
0x3F
The PWM value corresponding to the temperature limit in register 54.
56
70
Lookup Table
Temperature
Entry 4
This bit is unused and always set to 0.
6:0
0x7F
If the remote diode temperature exceeds this value, the PWM output
will be the value in Register 57.
57
7:6
00
Lookup Table
PWM Entry 4
These bits are unused and always set to 0.
5:0
0x3F
The PWM value corresponding to the temperature limit in register 56.
58
70
Lookup Table
Temperature
Entry 5
This bit is unused and always set to 0.
6:0
0x7F
If the remote diode temperature exceeds this value, the PWM output
will be the value in Register 59.
59
7:6
00
Lookup Table
PWM Entry 5
These bits are unused and always set to 0.
5:0
0x3F
The PWM value corresponding to the temperature limit in register 58.
5A
70
Lookup Table
Temperature
Entry 6
This bit is unused and always set to 0.
6:0
0x7F
If the remote diode temperature exceeds this value, the PWM output
will be the value in Register 5B.
5B
7:6
00
Lookup Table
PWM Entry 6
These bits are unused and always set to 0.
5:0
0x3F
The PWM value corresponding to the temperature limit in register 5A.
5C
70
Lookup Table
Temperature
Entry 7
This bit is unused and always set to 0.
6:0
0x7F
If the remote diode temperature exceeds this value, the PWM output
will be the value in Register 5D.
5D
7:6
00
Lookup Table
PWM Entry 7
These bits are unused and always set to 0.
5:0
0x3F
The PWM value corresponding to the temperature limit in register 5C.
5E
70
Lookup Table
Temperature
Entry 8
This bit is unused and always set to 0.
6:0
0x7F
If the remote diode temperature exceeds this value, the PWM output
will be the value in Register 5F.
5F
7:6
00
Lookup Table
PWM Entry 8
These bits are unused and always set to 0.
5:0
0x3F
The PWM value corresponding to the temperature limit in register 5E.
4F
HEX LOOKUP TABLE HYSTERESIS
4F
R/W
7:5
000
Lookup
Table
Hysteresis
These bits are unused and always set to 0
4:0
00100
The amount of hysteresis applied to the Lookup Table. (1 LSB = 1˚C).
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