BB_DFIFCNTL

Bit Field

Read/Write

Field Name

Description

7

RW

ANTSWITCH_BEH

Define the antenna switch qualifier behavior

6

RW

SAMPREQ_BEH

Define the I and Q sampling request behavior

5:4

RW

SAMPVALID_BEH

Define the I and Q sample qualifier behavior

3:2

RW

IF_WIDTH

Define the I and Q sample interface width

1

RW

MSB_LSB_ORDER

Define whether symbol is sent MSB or LSB first

0

RW

SYMBOL_ORDER

Define whether I sample or Q sample is sent first

Bit Field

Field Name

Value Symbol

Value Description

Hex Value

7

ANTSWITCH_BEH

ANTSWITCH_BEH_0

radio_out[28] is a pulse

0x0*

ANTSWITCH_BEH_1

radio_out[28] is a toggle

0x1

6

SAMPREQ_BEH

SAMPREQ_BEH_0

radio_out[29] is a pulse

0x0*

SAMPREQ_BEH_1

radio_out[29] is a toggle

0x1

5:4

SAMPVALID_BEH

SAMPVALID_BEH_0

I and Q sample aligned on radio_in[33] rising edges

0x0

SAMPVALID_BEH_1

I and Q sample aligned on radio_in[33] falling edges

0x1

SAMPVALID_BEH_2

I and Q sample aligned on radio_in[33] edges (toggle mode)

0x2

SAMPVALID_BEH_3

NA

0x3*

3:2

IF_WIDTH

IF_WIDTH_0

NA

0x0

IF_WIDTH_1

4-bit interface

0x1

IF_WIDTH_2

8-bit interface

0x2

IF_WIDTH_3

16-bit interface

0x3*

1

MSB_LSB_ORDER

MSB_LSB_ORDER_0

MSB sent first

0x0*

MSB_LSB_ORDER_1

LSB sent first

0x1

0

SYMBOL_ORDER

SYMBOL_ORDER_0

I sample is sent first

0x0*

SYMBOL_ORDER_1

Q sample is sent first

0x1