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RFbeam Microwave GmbH | Schuppisstrasse 7 | CH-9016 St. Gallen | www.rfbeam.ch | K-MD2 Engineering Sample | data sheet

07/2018 – Revision A | Page 18/23

Messages

This chapter provides detailed information about the messages of the K-MD2.

Header

Payload

Length

Description

Payload

DONE

0

Frame done

–

RADC

786432

Raw ADC values

Description:

Datatype

Length

RX1:

Chirp 0: Sample 0-255: I-Channel, Q-Channel

… to

Chirp 255: Samples 0-255: I-Channel, Q-Channel

UINT16

262144

RX2:

Chirp 0: Sample 0-255: I-Channel, Q-Channel

… to

Chirp 255: Samples 0-255: I-Channel, Q-Channel

UINT16

262144

RX3:

Chirp 0: Sample 0-255: I-Channel, Q-Channel

… to

Chirp 255: Samples 0-255: I-Channel, Q-Channel

UINT16

262144

RMRD

262144

Mean range-doppler map. Averaged magni-

tudes of all three RX antennas.

Description:

Datatype

Length

Range 0: Speed 0-255

… to

Range 255: Speed 0-255

UINT32

262144

PDAT

0-2400

The array of detected raw targets

Description:

Datatype

Length

Range bin of mean range-doppler map [bin]

UINT16

2

Speed bin of mean range-doppler map [bin]

UINT16

2

Azimuth direction [° x 100]

INT16

2

Elevation direction [° x 100]

INT16

2

Magnitude of peak

UINT16

2

Reserved, Used internally

UINT16

2

TDAT

0-8800

The array of tracked targets

Description:

Datatype

Length

Identification number of track

INT32

4

Life [frame]

INT32

4

Range bin of mean range-doppler map [bin]

FLOAT

4

Speed bin of mean range-doppler map [bin]

FLOAT

4

Doppler acceleration [bin/frame]

FLOAT

4

Azimuth direction [°]

FLOAT

4

Reserved, Used internally

FLOAT

4

Elevation direction [°]

FLOAT

4

Number of micro doppler peaks

FLOAT

4

Magnitude of peak

FLOAT

4

Reserved, Used internally

FLOAT

4

RPRM

12

Radar parameter structure

Description:

Datatype

Length

Radar initial delay [clk]

UINT16

2

Radar start frequency [MHz]

UINT16

2

Radar bandwidth [MHz]

UINT16

2

Radar receiver gain [dB]

UINT16

2

Reserved, Used internally

UINT16

2

Reserved, Used internally

UINT16

2