This thread has been locked.

If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.

AWR2243BOOST: 通过DFP中的示例程序mmwavelink_example采集雷达数据?

Part Number: AWR2243BOOST
Other Parts Discussed in Thread: DCA1000EVM, AWR2243, AWR1243

用mmwavelink_example来配置雷达,采集雷达数据,得到的数据大小不对。

相同的配置下比用mmWave studio采集的数据量少一半。

我使用3发4收的雷达,采样点数为173,chirpLoops数为101,帧数为960,数据格式采用complex 1x(16bits)

理论上采集的数据大小应该是:3*4*173*101*960*4 bytes = 805 155 840 bytes

但是实际只采集到402 577 920 bytes的数据,更好是理论的一半。

请问能帮忙看一下,我配置中哪里出了问题?以下是mmwaveconfig.txt和DCA1000EVM_CLI的一些关键配置。

Fullscreen
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
#3t4r
#For detailed view of mmWave Radar configuration structure
#please refer
#ti\control\mmwavelink\docs\doxygen\html\index.html
#
#
#Global configuration
#Advanced frame test enable/disable; 1 - Advanced frame; 0 - Legacy frame
#Continuous mode test enable/disable; 1 - Enable; 0 - Disable
#Dynamic chirp test enable/disable; 1 - Enable; 0 - Disable; This should not be enabled if Advanced chirp test is enabled
#Dynamic profile test enable/disable; 1 - Enable; 0 - Disable
#Advanced chirp test enable/disable; 1 - Enable; 0 - Disable; The legacy chirp API is not required if this is enabled
#Firmware download enable/disable; 1 - Enable; 0 - Disable
#mmWaveLink logging enable/disable; 1 - Enable; 0 - Disable
#Calibration enable/disable; To perform calibration store/restore; 1 - Enable; 0 - Disable
#Calibration Store/Restore; If CalibEnable = 1, then whether to store/restore; 1 - Store; 0 - Restore
#Transport mode; 1 - I2C; 0 - SPI
#Flash connected enable/disable; 1 - Enable; 0 - Disable
#
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

Fullscreen
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
{
"DCA1000Config": {
"dataLoggingMode": "multi",
"dataTransferMode": "LVDSCapture",
"dataCaptureMode": "ethernetStream",
"lvdsMode": 1,
"dataFormatMode": 3,
"packetDelay_us": 25,
"ethernetConfig": {
"DCA1000IPAddress": "192.168.33.180",
"DCA1000ConfigPort": 4096,
"DCA1000DataPort": 4098
},
"ethernetConfigUpdate": {
"systemIPAddress": "192.168.33.30",
"DCA1000IPAddress": "192.168.33.181",
"DCA1000MACAddress": "12.34.56.78.90.12",
"DCA1000ConfigPort": 4096,
"DCA1000DataPort": 4098,
},
"captureConfig": {
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX