Mình có test module sim 4G A7680C, thấy đèn tín hiệu nháy nhưng mình gửi lệnh AT thì ko có phản hồi. Các bác nào dùng rồi cho em xin ít kinh nghiệm xử lý ạ | Huy Chelsea
0:07
Mình có test module sim 4G A7680C, thấy đèn tín hiệu nháy nhưng mình gửi lệnh AT thì ko có phản hồi. Các bác nào dùng rồi cho em xin ít kinh nghiệm xử lý ạ | Huy Chelsea
1.9K views4 months ago
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