AD9129BBCZ datasheet(57/66 Pages) AD

57 / 66 page

Data Sheet

AD9119/AD9129

Rev. B | Page 57 of 66

Interrupt Enable Register 0

Address: 0x03, Reset: 0x00, Name: IRQ Enable 0

Table 20. Bit Descriptions for IRQ Enable 0

Bits

Bit Name

Description

Reset

Access

FIFO_Warn2 interrupt enable

Enables the FIFO warning within two slots of overwrite interrupt

R/W

FIFO_Warn1 interrupt enable

Enables the FIFO warning within one slot of overwrite interrupt

R/W

SPIFrmAck interrupt enable

Enables the FIFO SPI-based calibration acknowledgement of SPIFrmReq

(Address 0x11, Bit 7) going from 0b to1b

R/W

Reserved

DLL warn interrupt enable

Enables the DLL warning flag that the data receiver is no longer locked

R/W

DLL lock interrupt enable

Enables the DLL warning flag that the data receiver is now locked

R/W

Retimer lost interrupt enable

Enables the retimer lost interrupt indication

R/W

Retimer lock interrupt enable

Enables the retimer lock interrupt indication

R/W

Interrupt Enable Register 1

Address: 0x04, Reset: 0x00, Name: IRQ Enable 1

Table 21. Bit Descriptions for IRQ Enable 1

Bits

Bit Name

Description

Reset

Access

Reserved

R/W

AED pass interrupt enable

Enables the AED pass interrupt reporting saying that eight valid samples captured

R/W

AED fail interrupt enable

Enables the AED fail interrupt reporting that a miscompare occurred

R/W

SED fail interrupt enable

Enables the SED fail interrupt reporting that a miscompare occurred

R/W

Parity error falling edge enable

Enables the parity fail due to a falling edge-based parity detected error

R/W

Parity error rising edge enable

Enables the parity fail due to a rising edge-based parity detected error

R/W

Reserved

Interrupt Status Register 0

Address: 0x05, Reset: 0x00, Name: IRQ Request 0

Table 22. Bit Descriptions for IRQ Request 0

Bits

Bit Name

Description

Reset

Access

FIFO_Warn2 interrupt status

Indicates that the FIFO is within two slots of overwrite

FIFO_Warn1 interrupt status

Indicates that the FIFO is within one slot of overwrite

SPIFrmAck interrupt status

Indicates acknowledgement of SPIFrmReq has changed from 0b to1b

Reserved

DLL warn interrupt status

Indicates that the DLL (data receiver) is close to coming unlocked and action is

needed

DLL lock interrupt status

Indicates that the DLL (data receiver) is now locked

Retimer lost interrupt status

Indicates that the retimer PLL is no longer locked

Retimer lock interrupt status

Indicates that the retimer PLL is now locked

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