手机如何进入工程模式:
https://jingyan.baidu.com/article/454316ab183933f7a6c03a78.html
安卓手机常用指令:
https://jingyan.baidu.com/article/cbcede073769e702f40b4deb.html
手机指令:
https://baike.baidu.com/item/%E6%89%8B%E6%9C%BA%E6%8C%87%E4%BB%A4/10182493?fr=aladdin
手机指令:*#*#4636#*#* ——显示手机信息、电池信息、电池记录、使用统计数据、WiFi 信息。
小米工程模式:*#*#6484#*#*
努比亚工程模式:*#8605#
看到的演示视频:
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