
DS1854
Dual Temperature-Controlled Resistors with
Two Monitors
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EEPROM/
SRAM
R/W
DEFAULT
SETTING
NAME OF
LOCATION
FUNCTION
5——0 ADEN
Controls if the device responds to one or two device
addresses (see the Memory Description section and
Controls the means by which Main and Auxiliary Device
addresses are set (see the Memory Description section
and Table 5).
3——0 APEN
Controls auxiliary write protect. See Memory Description
2——0 MPEN
Controls Main Device write protect. See the Memory
Description section.
1——0 INV1
Configures buffer 1 with OUT1 = MINT +
(INV1 [XOR] IN1)
0——0 INV2 Configures buffer 2 with OUT2 = INV2 [XOR] IN2
EEPROM
EEPROM
Device address
Contains Main Device address if the bit ADFIX = 1. If
ADFIX = 0, then address A2h is used.
8D to 8F
EEPROM
SETTING
NAME OF LOCATION FUNCTION
80 to C7
EEPROM
R/W FF Resistor 0 Temp LUT Look-up table for Resistor 0.
F0 to FF
EEPROM
SETTING
NAME OF LOCATION FUNCTION
80 to C7
EEPROM
R/W FF Resistor 1 Temp LUT Look-up table for Resistor 1.
F0 to FF
EEPROM
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