[2026-05-11 14:51:50.336] SEND >>>>>>>>>> ati
[2026-05-11 14:51:50.336]
[2026-05-11 14:51:50.339]
[2026-05-11 14:51:50.339] Quectel
[2026-05-11 14:51:50.339] RM500Q-CN
[2026-05-11 14:51:50.339] Revision: RM500QCNAAR13A06M4G
[2026-05-11 14:51:50.339]
[2026-05-11 14:51:50.339] OK
你好，请求最新固件或当前版本固件，谢谢。
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