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L9969X датащи(PDF) 49 Page - STMicroelectronics

номер детали L9969X
подробное описание детали  Automotive chip for single and dual H-bridge
PDF  70 Pages
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производитель  STMICROELECTRONICS [STMicroelectronics]
домашняя страница  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L9969X датащи(HTML) 49 Page - STMicroelectronics

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3.2.7.6.3
Data register (read and write access)
Table 36. Register CONFIG_REG
Bit
7
6
5
4
3
2
1
0
Bit-Name
FW
MUX
SDIR
SPWM
CL1
CL2
RESET
OLDA
POR
1
1
1
1
1
0
1
0
SPIR
1
1
1
1
1
0
1
0
ENDISR
x
x
x
x
x
x
1
x
DISR
x
x
x
x
x
x
x
x
RDR
x
x
x
x
x
x
1
x
Controller access: read/write
(write-access: WR_CONFIG)
(read-access: RD_CONFIG)
Bit
Name
Description
7
FW
‘1’: free wheeling with active short cut of body diode
(latched)
‘0’: free wheeling only via body diode
(r/w)
6
MUX
‘1’: control by parallel inputs PWM and DIR
(latched)
‘0’: control by SPI bits SPWM and SDIR
(r/w)
5
SDIR
Same effect like the signal DIR, but transmitted via SPI
‘0’: same effect like DIR = Low
(latched)
‘1’: same effect like DIR = High
(r/w)
4
SPWM
Same effect like the signal PWM, but transmitted via SPI
‘0’: same effect like PWM = Low
(latched)
‘1’: same effect like PWM = High
(r/w)
3
CL1
See Table 37 below
(latched) (r/w)
2
CL2
1
RESET
‘1’: no change
(r/w)
‘0’: reset of device configuration to default
0
OLDA
‘1’: Open Load diagnosis in active operation switched on
(latched)
‘0’: Open Load diagnosis in active operation switched off
(r/w)
Table 37. Current Level (CONFIG_REG)
CL1
CL2
Description
Remark
0
0
No change
No change
0
1
2
5.0 A
1
0
3 (reset value)
6.6 A
1
1
4
8.6 A
Table 38. Register STATCON_REG
Bit
7
6
5
4
3
2
1
0
Bit-Name CONFIG2 CONFIG1
CONFIG0
DIACLR2
DIACLR1
STATUS2 STATUS1 STATUS0
POR
1
1
0
1
1
x
x
x
SPIR
1
1
0
1
1
x
x
x
L9969x
Functional description
DS14029 - Rev 6
page 49/70



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