AD5758 datasheet(63/72 Pages) AD

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Data Sheet

AD5758

Rev. 0 | Page 63 of 72

Digital Diagnostic Configuration Register

Address: 0x10, Reset: 0x10005D, Name: DIGITAL_DIAG_CONFIG

This register configures various digital diagnostic features of interest for a particular application.

Table 41. Bit Descriptions for DIGITAL_DIAG_CONFIG

Bits

Bit Name

Description

Reset

Access

FAULT_PIN_STATUS

The FAULT_PIN_STATUS bit reflects the inverted current status of the FAULT pin.

0x0

[20:16]

REGISTER_ADDRESS

0x0

[15:9]

Reserved

Reserved. Do not alter the default value of these bits.

0x0

[8:7]

Reserved

Reserved. Do not alter the default value of these bits.

0x0

R/W

DAC_LATCH_MON_EN

Enable a diagnostic monitor on the DAC latches. This feature monitors the actual

digital code driving the DAC and compares it with the digital code generated

within the digital block. Any difference between the two codes causes the

DAC_LATCH_MON_ERR flag to be set in the DIGITAL_DIAG_RESULTS register.

0x1

R/W

0: disable.

1: enable (default).

Reserved

Reserved. Do not alter the default value of this bit.

0x0

R/W

INVERSE_DAC_CHECK_EN

Enable check for DAC code vs. inverse DAC code error.

0x1

R/W

0: disable.

1: enable (default).

CAL_MEM_CRC_EN

Enable CRC of calibration memory on a calibration memory refresh.

0x1

R/W

0: disable.

1: enable (default).

FREQ_MON_EN

Enable the internal frequency monitor on the internal oscillator (MCLK).

0x1

R/W

0: disable.

1: enable (default).

Reserved

Reserved. Do not alter the default value of this bit.

0x0

R/W

SPI_CRC_EN

Enable SPI CRC function.

0x1

R/W

0: disable.

1: enable (default).

ADC Configuration Register

Address: 0x11, Reset: 0x110000, Name: ADC_CONFIG

This register configures the ADC into one of four modes of operation: key sequencing, automatic sequencing, single immediate

conversion of the currently selected ADC_IP_SELECT node, or single-key conversion.

Table 42. Bit Descriptions for ADC_CONFIG

Bits

Bit Name

Description

Reset

Access

FAULT_PIN_STATUS

The FAULT_PIN_STATUS bit reflects the inverted current status of the FAULT pin.

0x0

[20:16]

REGISTER_ADDRESS

0x0

[15:11]

Reserved

Reserved.

0x0

R/W

AD5758 Datasheet(PDF) 63 Page - Analog Devices

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