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L9779WD датащи(PDF) 156 Page - STMicroelectronics

номер детали L9779WD
подробное описание детали  Multifunction IC for engine management system
PDF  170 Pages
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производитель  STMICROELECTRONICS [STMicroelectronics]
домашняя страница  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L9779WD датащи(HTML) 156 Page - STMicroelectronics

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Functional description
L9779WD
156/170
DocID027452 Rev 5
Diagnostic register 6 and 7
DIA_REG6
Diagnostic register 6
Address:
0110b
Type:
R (Read only)
Reset:
7
6543210
Configured as
single power stages
OUT24_DIAG
OUT23_DIAG
OUT22_DIAG
OUT21_DIAG
Configured as H bridge
H1_DIAG
Configured as single power stages
[7-6] OUT24_diag[1:0]: Diagnosis bit of OUT24
00: Short-circuit to ground
01: Open load (OL)
10: Short-circuit to BAT (SCB)
11: Power stage OK
NO FAIL
[5-4] OUT23_diag[1:0]: Diagnosis bit of OUT23
00: Short-circuit to VB
01: Open load (OL)
10: Short-circuit to GND
11: Power stage OK
NO FAIL
[3-2] OUT22_diag[1:0]: Diagnosis bit of OUT22
00: Short-circuit to ground
01: Open load (OL)
10: Short-circuit to BAT (SCB)
11: Power stage OK
NO FAIL
[1-0] OUT21_diag[1:0]: Diagnosis bit of OUT21
00: Short-circuit to VB
01: Open load (OL)
10: Short-circuit to GND
11: Power stage OK
NO FAIL
Configured as H bridge
[7-0] H1_diag[7:0]: Diagnosis bit of H1 bridge
00000001: Short to Ground (OFF)
00000101: Short to VBAT (OFF)
00000100: Open Load (OFF)
00000010: Open Load (ON)
00000011: Over current (ON)
00000111: Fault detection running (ON)
11111111: Power stages OK NO FAULT
All other combinations: NOT USED



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