Rainbow-electronics DS1854 Manuel d'utilisateur télécharger pdf (Page 10)

DS1854

Dual Temperature-Controlled Resistors with

Two Monitors

10 ____________________________________________________________________

ADEN

(ADDRESS

ENABLE)

NO. OF SEPARATE

DEVICE

ADDRESSES

ADDITIONAL

INFORMATION

02See Figure 2

1 (Main Device only)

See Figure 3

Table 4. ADEN Address Configuration

ADEN ADFIX

AUXILIARY

ADDRESS

MAIN ADDRESS

00A0h A2h

01A0h

EEPROM

(Table 01, 8Ch)

10N/A A2h

11N/A

EEPROM

(Table 01, 8Ch)

Table 5. ADEN and ADFIX Bits

MAIN

DEVICE

MON LOOK-UP

TABLE CONTROL

R0 LOOK-UP

TABLE

AUXILIARY

DEVICE

DEC

127

128

143

199

MEMORY PARTITION WITH ADEN BIT = 0

SEL

7Fh

5Fh

60h

7Fh

80h

C7h

RESERVED RESERVED

8Fh

TABLE SELECT

MAIN DEVICE ENABLE

AUXILIARY DEVICE ENABLE

DECODER

R1 LOOK-UP

TABLE

SEL

80h

C7h

TABLE 03TABLE 02TABLE 01

Figure 2. Memory Organization, ADEN = 0

MAIN

DEVICE

MON LOOK-UP

TABLE CONTROL

R0 LOOK-UP

TABLE

AUXILIARY

DEVICE

80h

DEC

127

128

143

199

255

SEL

FFh

7Fh

80h

C7h

8Fh

TABLE SELECT

TABLE 00

MAIN DEVICE ENABLE

DECODER

R1 LOOK-UP

TABLE

SEL

80h

C7h

TABLE 03TABLE 02TABLE 01

MEMORY PARTITION WITH ADEN BIT = 1

RESERVED RESERVED

5Fh

60h

Figure 3. Memory Organization, ADEN = 1

1 2 ... 5 6 7 8 9 10 11 12 13 14 15 ... 21 22

Two Monitors 1

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Rainbow-electronics DS1854 Manuel d'utilisateur Page 10

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