DS1267

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102199

STACKED CONFIGURATION

The potentiometers of the DS1267 can be connected in series as shown in Figure 3. This is referred to as

the stacked configuration. The stacked configuration allows the user to double the total end-to-end

resistance of the part and the number of steps to 512 (or 9 bits of resolution).

multiplexed output of the wiper of potentiometer-0 (W0) or potentiometer-1 (W1). The potentiometer

potentiometer-1 wiper.

STACKED CONFIGURATION Figure 3

CASCADE OPERATION

A feature of the DS1267 is the ability to control multiple devices from a single processor. Multiple

DS1267s can be linked or daisy-chained as shown in Figure 4. As a data bit is entered into the I/O shift

The stack select bit of the DS1267 will always be the first out the part at the beginning of a transaction.

shift register without changing its value.

CASCADING MULTIPLE DEVICES Figure 4