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MAX1452AAE

Low-Cost Precision Sensor Signal Conditioner

Maxim Integrated 

MAX1452

Low-Cost Precision Sensor

Signal Conditioner

Table 9. Control Location (CL[15:0])

FIELD

15:8

7:0

NAME

CL[15:8]

CL[7:0]

DESCRIPTION

Reserved

Control Location. Secure-Lock is activated by setting this to FFhex which disables DIO serial

communications and connects OUT to PGA output.

Table 10. IRSA Decoding

IRSA[3:0]

0000

0001

0010

0011

0100

0101

0110

0111

1000

1001

1010

1011

1100 to 1110

1111

DESCRIPTION

Write IRSD[3:0] to DHR[3:0] (data hold register)

Write IRSD[3:0] to DHR[7:4] (data hold register)

Write IRSD[3:0] to DHR[11:8] (data hold register)

Write IRSD[3:0] to DHR[15:12] (data hold register)

Reserved

Reserved

Write IRSD[3:0] to ICRA[3:0] or IEEA[3:0], (internal calibration register address or internal EEPROM address

nibble 0)

Write IRSD[3:0] to IEEA[7:4] (internal EEPROM address, nibble 1)

Write IRSD[3:0] to IRSP[3:0] or IEEA[9:8], (interface register set pointer where IRSP[1:0] is IEEA[9:8])

Write IRSD[3:0] to CRIL[3:0] (command register to internal logic)

Write IRSD[3:0] to ATIM[3:0] (analog timeout value on read)

Write IRSD[3:0] to ALOC[3:0] (analog location)

Reserved

Write IRSD[3:0] = 1111bin to relearn the baud rate

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