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L6474PD Datasheet(PDF) 39 Page - STMicroelectronics

Part # L6474PD
Description  easySPIN ??fully integrated microstepping motor driver
PDF  51 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L6474PD Datasheet(HTML) 39 Page - STMicroelectronics

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L6474
Programming manual
Doc ID 022529 Rev 2
39/51
9.1.11
ALARM_EN
The ALARM_EN register allows to select which alarm signals are used to generate the
FLAG output. If the respective bit of the ALARM_EN register is set high, the alarm condition
forces the FLAG pin output down.
9.1.12
CONFIG
The CONFIG register has the following structure:
Table 21.
ALARM_EN register
ALARM_EN bit
Alarm condition
0 (LSB)
Overcurrent
1
Thermal shutdown
2
Thermal warning
3
Undervoltage
4
RESERVED
5
RESERVED
6
Switch turn-on event
7 (MSB)
Wrong or not performable command
Table 22.
CONFIG register
Bit 15
Bit 14
Bit 13
Bit 12
Bit 11
Bit 10
Bit 9
Bit 8
0
TOFF
POW_SR
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
OC_SD
RESERVED
EN_TQREG
0
EXT_CLK
OSC_SEL



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