V２.２.０　当把飞机软件升级到　V０４.０１.００００的时候，发现ｐｓｄｋ打印很多ｃｒｃ１６矫正错误的信息： [2...

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DJI Developer Support

• July 28, 2022 11:28

V２.２.０　当把飞机软件升级到　V０４.０１.００００的时候，发现ｐｓｄｋ打印很多ｃｒｃ１６矫正错误的信息： [299.247][module_command]-[Warn]-[PsdkCommand_ProtParse:588]protocol frame crc16 error, exp:0x4A2F cur:0x0900 [300.257][module_command]-[Warn]-[PsdkCommand_ProtParse:588]protocol frame crc16 error, exp:0x0C83 cur:0x55D0 [300.458][module_command]-[Warn]-[PsdkCommand_ProtParse:588]protocol frame crc16 error, exp:0xAC50 cur:0x0809 [300.658][module_command]-[Warn]-[PsdkCommand_ProtParse:588]protocol frame crc16 error, exp:0x287C cur:0x000B [300.868][module_command]-[Warn]-[PsdkCommand_ProtParse:588]protocol frame crc16 error, exp:0xCF86 cur:0x3065 [301.049][module_command]-[Warn]-[PsdkCommand_ProtParse:588]protocol frame crc16 error, exp:0x5C36 cur:0x000B [301.651][module_command]-[Warn]-[PsdkCommand_ProtParse:588]protocol frame crc16 error, exp:0xEE92 cur:0xB444

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  DJI Developer Support

  • July 29, 2022 02:39

  这个报错是串口不通，建议检查串口连接和波特率设置，我们这边也已经升级到固件V０４.０１.００００可正常使用，与固件版本关系应该不大。

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  王世京

  • July 29, 2022 02:44

  好的，感谢答复!  我这边转接环到板子的线的长度是10cm。估计这个对ttl电平的串口是会有影响？ 咱们飞机上串口TTL电平的电压是3.3的吧？

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  DJI Developer Support

  • July 29, 2022 03:15

  TTL电平是3.3v

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