Техническая Спецификация для STMicroelectronics Fully integrated stepper motor driver mounting the L6472 in a high power PowerSO package EVAL6472PD EVAL6472PD
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EVAL6472PD
DocID022729 Rev 3
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L6472
Programming manual
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9.1.17 ALARM_EN
The ALARM_EN register allows the selection of 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.
the FLAG output. If the respective bit of the ALARM_EN register is set high, the alarm
condition forces the FLAG pin output down.
9.1.18 CONFIG
The CONFIG register has the following structure:
Table 23. ALARM_EN register
ALARM_EN bit
Alarm condition
0 (LSB)
Overcurrent
1 Thermal
shutdown
2 Thermal
warning
3 Undervoltage
4 UNUSED
5 UNUSED
6 Switch
turn-on
event
7 (MSB)
Wrong or non-performable command
Table 24. CONFIG register
Bit 15
Bit 14
Bit 13
Bit 12
Bit 11
Bit 10
Bit 9
Bit 8
PRED_EN TSW POW_SR
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
OC_SD RESERVED EN_TQREG
SW_MODE EXT_CLK
OSC_SEL