SPRADT7 July   2026 AWR2188

 

  1.   1
  2.   Abstract
  3.   Trademarks
  4. 1Introduction
  5. 2AWR2188+FPDLINK+AGX ORIN System Detailed Description
    1. 2.1 System Architecture
      1. 2.1.1 Hardware Components
      2. 2.1.2 Data Flow Pipeline
      3. 2.1.3 Orin Platform Software Stack
    2. 2.2 AWR2188 Radar Configuration
    3. 2.3 FPD-Link SerDes Configuration
    4. 2.4 NVIDIA Orin Platform Configuration Example
      1. 2.4.1 L4T Version and Setup
      2. 2.4.2 Device Tree Configuration
      3. 2.4.3 Kernel Driver Modifications
      4. 2.4.4 Configuration Verification
    5. 2.5 Complete System Validation Example
      1. 2.5.1 Software and Hardware Boot Sequence
      2. 2.5.2 SerDes Link Verification
      3. 2.5.3 V4L2 Capture Test
    6. 2.6 Troubleshooting Recommendations During System Operation
      1. 2.6.1 No Video Device After Orin Boot
      2. 2.6.2 SerDes Link Check Reports Errors
      3. 2.6.3 V4L2 Capture Shows No Data
  6. 3Summary
  7. 4References

2.5.3 V4L2 Capture Test

# 终端1: 测试video0
v4l2-ctl --device /dev/video0 --set-fmt-video=width=4096,height=1536,pixelformat=RG12 --verbose

# 应成功设置格式为4096x1536 RAW12

v4l2-ctl -d /dev/video0 --stream-mmap

# 预期输出(当雷达传输时):
# <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<
# (重复模式表示正在捕获帧)
# 使用Ctrl+C停止