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Figure 12. SPI-Interface - Driver Turn On/Off Timing

Figure 13. SPI-Interface - Timing of Status Bit 0 (Fault Condition)

CSN

dON

t

20%

80%

t

r in

f in

t

OFF

t

dOFF

t

OFF state

ON stateOFF state

ON state

ON

t

output current

of a driver

50%

50%

80%

20%

20%

80%

50%

output current

of a driver

CSN low to high: data fro m shi ft register

is transferred to output power switches

CSN

CLK

DI

DO

CSN high to low and CLK stays low: status information of data bit 0 (fault condition) is transfered to Data Out

Data In: data is not accepted

Data Out: status information of data bit 0 (fault condition) will stay as long as CSN is low

time

time

time

time

0

-