Rainbow-electronics DS1857 Manual do Utilizador descarregar pdf (Página 17)

DS1857

Dual Temperature-Controlled Resistors with

External Temperature Input and Monitors

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MEMORY

LOCATION

(hex)

EEPROM/

SRAM

R/W

DEFAULT

SETTING

(hex)

NAME OF

LOCATION

FUNCTION

5——0 ADEN

Controls if the device responds to one or two device

addresses (see the Memory Description section and

Table 5).

4——0 ADFIX

Controls the means by which Main and Auxiliary Device

addresses are set (see the Memory Description section

and Table 5).

3——0 APEN

C ontr ol s auxi l i ar y w r i te p r otect. S ee the M em or y D escr i p ti on

2——0 MPEN

C ontr ol s auxi l i ar y w r i te p r otect. S ee the M em or y D escr i p ti on

1——0 X —

0——0 X —

8A to 8B

EEPROM

—00 Reserved —

EEPROM

R/W A2

Device address

Contains Main Device address if the bit ADFIX = 1. If

ADFIX = 0, then address pins determine the address.

8D to 8F

EEPROM

—— Reserved —

Table 01h (continued)

MEMORY

LOCATION

(hex)

EEPROM/

SRAM

R/W

DEFAULT

SETTING

(hex)

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

RFF Reserved —

Table 02h

MEMORY

LOCATION

(hex)

EEPROM/

SRAM

R/W

DEFAULT

SETTING

(hex)

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

RFF Reserved —

Table 03h

1 2 ... 12 13 14 15 16 17 18 19 20 21 22

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