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參數(shù)資料
| 型號(hào)： | LM64 |
| 廠商： | National Semiconductor Corporation |
| 元件分類： | 溫度/濕度傳感器 |
| 英文描述： | 【1∑C Remote Diode Temperature Sensor with PWM Fan Control and 5 GPIO’s |
| 中文描述： | 【1ΣC遠(yuǎn)程二極管溫度傳感器，PWM風(fēng)扇控制和5個(gè)GPIO的 |
| 文件頁數(shù)： | 24/29頁 |
| 文件大小： | 363K |
| 代理商： | LM64 |
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2.0 LM64 Registers
Conversion Rate And One-Shot Registers
(Continued)
ADDRESS
Hex
04 (0A)
HEX
CONVERSION RATE REGISTER (8-bits)
Read/
Write
Bits
POR
Value
Name
Description
04 (0A)
R/W
7:0
0x08
Conversion
Rate
Sets the conversion rate of the LM64.
00000000 = 0.0625 Hz
00000001 = 0.125 Hz
00000010 = 0.25 Hz
00000011 = 0.5 Hz
00000100 = 1 Hz
00000101 = 2 Hz
00000110 = 4 Hz
00000111 = 8 Hz
00001000 = 16 Hz
00001001 = 32 Hz
All other values = 32 Hz
04 (0A)
HEX
ONE-SHOT REGISTER (8-bits)
Write
Only
0F
7:0
N/A
One Shot
Trigger
With the LM64 in the STANDBY mode a single write to this register will
initiate one complete temperature conversion cycle.
ID Registers
ADDRESS
Hex
FF
HEX
STEPPING / DIE REVISION ID REGISTER (8-bits)
Read
Only
FE
HEX
MANUFACTURER’S ID REGISTER (8-bits)
Read
Only
Read/
Write
Bits
POR
Value
Name
Description
FF
7:0
0x51
Stepping/Die
Revision ID
Version of LM64
FE
7:0
0x01
Manufacturer’s ID
0x01 = National Semiconductor
General Purpose Registers
ADDRESS
Hex
1A
HEX
GENERAL PURPOSE INPUT REGISTER (8-bits)
7:5
Read/
Write
Bits
POR
Value
Name
Description
1A
Read
Only
000
These bits are unused and always set to 0.
4:0
(Note 17)
General
Purpose
Input
These 5 bits reflect the logic states of the GPIOx pins.
1B
HEX
GENERAL PURPOSE OUTPUT REGISTER (8-bits)
7:5
1B
R/W
000
These bits are unused and always set to 0.
These 5 bits reflect the GPI register bits [4:0] except for
Power-On-Default when they are the 5 logic states of the
General Pupose Default (GPD) input pins.
4:0
(Note 18)
General
Purpose
Output
Note 17:
For Register 0x1A the Power-On-Reset for the five LSB’s are the logic states present on the 5 GPIOx pins.
Note 18:
For Register 0x1B the Power-On-Reset for the five LSB’s are the logic states present on the 5 GPDx pins.
L
www.national.com
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