L9301 datasheet(43/51 Pages) STMICROELECTRONICS

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DocID028688 Rev 6

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L9301

SPI

SR1-SR12 (0x11-0x1C)

Driver status register

[2] vddov

0 = no VDD over voltage

1 = VDD over voltage

[1] vbuv

0 = no VB under voltage

1 = VB under voltage

[0] vbov

0 = no VB over voltage

1 = VB over voltage

Note: bit4 and bit6 cannot be directly written '0'. They are only cleared when the relating bits

get cleared

9876543210

RESERVED

(R/W)

[19:10] RESERVED: Reserved

[9] oc_comp_f

0 = no comparator self test fail

1 = over current comparator self test fail

[8] os: output status

0 = driver status is aligned to the command in on state

1 = driver output is not aligned to the command in on state

[7] cs: command status

0 = CR13 or pin IN1-8 put driver to off status

1 = CR13 or pin IN1-8 put driver to on status

[6] ol: open load

0 = no open load

1 = open load

[5] shvb: short to VB

0 = no short to VB

1 = short to VB

available only in SR9-SR12

[4] shgnd: short to GND

0 = no short to GND

1 = short to GND

[3] dloss: diode loss

0 = no diode loss

1 = diode loss

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