Sundance SMT702 User Manual

Page 32

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Setting

Bit 3

Description – Lock Detect (Clock chip)

0

0

The Clock chip hasn’t locked (reference on internal VCO).

1

1

The clock chip has lock. The on-board clock can be used to clock the ADCs.

Setting

Bit 4

Description – ADCa DCM Lock Status.

0

0

FPGA DCM not locked.

1

1

FPGA DCM Locked. Normal Mode of Operation.

Setting

Bit 5

Description – ADCb DCM Lock Status.

0

0

FPGA DCM not locked.

1

1

FPGA DCM Locked. Normal Mode of Operation.

Setting

Bit 6

Description – ADCa programmed.

0

0

ADCa not yet programmed.

1

1

ADCa has been programmed with all registers after an update request has been sent.

Setting

Bit 7

Description – ADCb programmed.

0

0

ADCb not yet programmed.

1

1

ADCb has been programmed with all registers after an update request has been sent.

Setting

Bit 8

Description – ADCa DCM Busy.

0

0

Normal Mode of Operation.

1

1

The DCM is busy, meaning either in the process of locking or updating its phase shift.
Can be polled when one needs to reprogram phase shifts to make sure it is in the middle
of a cycle.

Setting

Bit 9

Description – ADCb DCM Busy.

0

0

Normal Mode of Operation.

1

1

The DCM is busy, meaning either in the process of locking or updating its phase shift.
Can be polled when one needs to reprogram phase shifts to make sure it is not in the
middle of a cycle.

Setting

Bit 13

Description – DDR2 phy init done. Memory Bank A.

0

0

A problem occurred or Memory Bank A is kept in reset.

1

1

Normal Mode of Operation.

Setting

Bit 14

Description – DDR2 lock status. Memory Bank A.

0

0

A problem occurred or Memory Bank A is kept in reset.

1

1

Normal Mode of Operation.

Setting

Bit 15

Description – DDR2 fifo empty. Memory Bank A.

0

0

DDR2 fifo contains samples.

1

1

DDR2 fifo is empty.

Setting

Bit 16

Description – IDelay Control Ready. Memory Bank A.

0

0

A problem occurred or Memory Bank A is kept in reset.

1

1

Normal Mode of Operation.

Setting

Bit 17

Description – DDR2 Fifo Ready. Memory Bank A.

0

0

Fifo not ready. Data should not be written.

1

1

Normal Mode of Operation.

Setting

Bit 18

Description – DDR2 phy init done. Memory Bank B.

0

0

A problem occurred or Memory Bank B is kept in reset.

1

1

Normal Mode of Operation.

Setting

Bit 19

Description – DDR2 lock status. Memory Bank B.

0

0

A problem occurred or Memory Bank B is kept in reset.

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