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REGISTER NAME

AND ADDRESS

POWER-UP CONDITION

REGISTERS INITIALIZED

FROM EEPROM

REGISTER DATA

D7 D6 D5 D4 D3 D2 D1 D0

HEX

0x10

0x17

ISTR0 thru

ISTR7

Individual peak string current

0

0

1

0

0

0

0

0

20

0x20

0x27

PHDLY0 thru

PHDLY7

All string phase delays set to zero processed GSC cycles

0

0

0

0

0

0

0

0

00

0x30

0x37

PWM0 thru

PWM7

All strings PWM settings equal 48 processed GSC cycles

0

0

1

1

0

0

0

0

30

0x40

GSCMAX

Maximum GSC pulse count is 0

0

0

0

0

0

0

0

0

00

0x41

0

0

0

0

0

0

0

0

00

0x42

PHIMIN

Minimum PHI pulse count is 0

0

0

0

0

0

0

0

0

00

0x43

0

0

0

0

0

0

0

0

00

0x47

FAULTEN

Fault detection is enabled for all strings

1

1

1

1

1

1

1

1

FF

0x50

FBOCTRL0

Current source error confirmation delay is 4µs

FBO power supply settling time allowance is 8ms

Efficiency Optimizer auto recalibration delay is 1s

Efficiency Optimizer gives three steps for headroom

0

0

0

0

1

1

0

0

0C

0x51

FBOCTRL1

Current source error detection enabled

Auto recalibration disabled

String short circuit confirmation delay is 4µs

0

0

0

0

0

0

0

0

00

0x90

E2ADDR

User EEPROM 7-bit address = 0x00

0

0

0

0

0

0

0

0

00

0x91

E2CTRLSTA

User EEPROM read/write disabled

0

0

0

0

0

0

0

0

00

63

32

5

.

0

∗

=

Sn

R