參數(shù)資料
型號(hào): ADT7462ACPZ-500RL7
廠商: ON SEMICONDUCTOR
元件分類: 溫度/濕度傳感器
英文描述: DIGITAL TEMP SENSOR-SERIAL, 8BIT(s), 4Cel, SQUARE, SURFACE MOUNT
封裝: 5 X 5 MM, LFCSP-32
文件頁(yè)數(shù): 73/88頁(yè)
文件大?。?/td> 836K
代理商: ADT7462ACPZ-500RL7
ADT7462
Rev. 2 | Page 75 of 88 | www.onsemi.com
Table 61. PWM Configuration Registers1
Register Address
R/W
Description
Power On Default
0x21
R/W
PWM1 Configuration Register
0x11
0x22
R/W
PWM2 Configuration Register
0x31
0x23
R/W
PWM3 Configuration Register
0x51
0x24
R/W
PWM4 Configuration Register
0x71
1 Lock = Y, SW Reset = Y.
Table 62. Register 0x21, Register 0x22, Register 0x23, Register 0x24—PWM1, PWM2, PWM3, and PWM4 Configuration Registers
Bit
Name
R/W
Description
[2:0]
Spin-Up Timeout
R/W
These bits set the duration of the fan start-up timeout and the
timeout for the fan freewheeling test.
000 = no start-up timeout
001 = 100 ms
010 = 250 ms
011 = 400 ms
100 = 667 ms
101 = 1 sec
110 = 2 sec
111 = 32 sec
3
SLOW
R/W
Setting this bit to 1 makes the ramp rate of the enhance
acoustics mode four times longer.
4
INV
R/W
Setting this bit to 0, the PWM outputs are active high.
Setting this bit to 1, the PWM outputs are active low (default).
[7:5]
BHVR
R/W
These bits determine which temperature channel controls the
fans in the automatic fan speed control loop.
000 = local temperature
001 = Remote 1 temperature
010 = Remote 2 temperature
011 = Remote 3 temperature
100 = off
101 = maximum fan speed calculated by the local and Remote 3
temperature channels
110 = maximum fan speed calculated by all four channels
111 = manual mode
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