6

FN8164.7

August 17, 2015

NOTES:

1. 1/0 = data is one or zero

2. X = Not applicable or don’t care; that is, a data register is not involved in the operation and need not be addressed (typical).

SCL

SDA

INC/DEC

CMD

ISSUED

VOLTAGE OUT

FIGURE 6. INCREMENT/DECREMENT TIMING LIMITS

TABLE 1. INSTRUCTION SET

INSTRUCTION

INSTRUCTION FORMAT

OPERATION

Read WCR

1

0

0

1

1/0

(Note 1)

1/0

X

(Note 2)

X

Write WCR

1

0

1

0

1/0

1/0

X

X

Read Data

Register

1

0

1

1

1/0

1/0

1/0

1/0

Write Data

Register

1

1

0

0

1/0

1/0

1/0

1/0

XFR Data

Register to WCR

1

1

0

1

1/0

1/0

1/0

1/0

XFR WCR to

Data Register

1

1

1

0

1/0

1/0

1/0

1/0

Global XFR

Data Register to

WCR

0

0

0

1

X

X

1/0

1/0

four pots to their respective WCR

Global XFR

WCR to Data

Register

1

0

0

0

X

X

1/0

1/0

Transfer the contents of all WCRs to their respective data Registers

Increment/

Decrement

Wiper

0

0

1

0

1/0

1/0

X

X

X9241A