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Update board_config.md
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固件支持网口和串口配置,配置完成后自动重启并加载最新配置。建议采用任意串口工具发送以下指令:
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```python
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{"f":"cfg","port":8888,"ip":[192,168,1,188],"subnet":[255,255,255,0],"hz_cam_1":1,"hz_cam_2":2,"hz_cam_3":4,"hz_cam_4":8,"hz_imu_2":1,"xtal_diff":0,"uart_0_baud_rate":921600,"uart_1_baud_rate":9600,"uart_2_baud_rate":115200,"use_gps":true,"use_pps":true,"version":400}
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{"f":"cfg","port":8888,"ip":[192,168,1,188],"subnet":[255,255,255,0],"hz_cam_1":1,"hz_cam_2":2,"hz_cam_3":4,"hz_cam_4":8,"hz_imu_2":10,"xtal_diff":0,"uart_0_baud_rate":921600,"uart_1_baud_rate":9600,"uart_2_baud_rate":115200,"use_gps":true,"use_pps":true,"version":400}
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```
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指令说明:
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```python
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"hz_cam_2": 30, // 相机2触发频率(单位:Hz,建议≤100Hz
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"hz_cam_3": 40, // 相机3触发频率(单位:Hz,建议≤100Hz
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"hz_cam_4": 50, // 相机4触发频率(单位:Hz,建议≤100Hz
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"hz_imu_2":1 // IMU2触发频率(单位:Hz,建议≤100Hz
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"uart_0_baud_rate": 921600, // 通讯波特率(高速模式,用于时间同步/传感器数据)
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"uart_1_baud_rate": 9600, // PPS波特率(低速模式,用于雷达同步)
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"uart_2_baud_rate": 115200, // GPS波特率(中速模式,用于GPS数据读取)
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"use_gps": true, // GPS模块启用标志
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"use_pps": true // PPS精确时钟同步信号启用标志
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"use_pps": true, // PPS精确时钟同步信号启用标志
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"xtal_diff":0, // 晶振偏差修正
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"version": 400 // 固件版本号(V3/MINI300,V4:400)
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```
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