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L99ASC03TR Datasheet(PDF) 64 Page - STMicroelectronics

Part # L99ASC03TR
Description  Brushless / sensorless 3-phase motor pre-driver for automotive applications
PDF  73 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L99ASC03TR Datasheet(HTML) 64 Page - STMicroelectronics

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ST-SPI Protocol
L99ASC03
64/73
DocID023504 Rev 7
4.4.12
Device Status Registers 3
Device Status Registers 3
Address:
0x13
Type:
R/C
4.4.13
Device Status Registers 4
Device Status Registers 4
Address:
0x14
Type:
R/C
7
6
5
4
32
10
WDF(3)
WDF(2)
WDF(1)
WDF(0)
FSWD
WD75%
WD50%
WD25%
GSB reported
Information
FS
Information
Information
Information
Clear mode
Auto cleared with valid WDTRIG toggle
Read & Clear
—
—
—
Bit Bit description
[7:4] WDF: watchdog fault counter
[3] FSWD: watchdog fault occurred
[2:0] WD: counter monitor (these bits represent the percentage of the time elapsed between the POR
or the last watchdog trigger and the end of the watchdog period)
76
54
32
10
—
VDDR(2)
VDDR(1)
VDDR(0)
—
TSD2
TSD1/TW2
TW1
GSB reported
Information
—
FS
DE/GW(1)
1.
Depending on TEMPM bit
If TEMPM = 0, then DE
If TEMPM = 1, then GW
GW
Clear mode
Read & Clear on any of the VDD_R(x) bits
—
Read & Clear
Read & Clear
Read & Clear
Bit Bit description
[7] Reserved
[6:4] VDDR: thermal shutdown event counter
[3] Reserved
[2] TSD2 detected
[1] TSD1/TW2 detected
[0] TW1 detected



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