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模组不知道进入什么状态了,获取信号强度返回是99,获取网络状态,返回的也是错误数据,但用AT发送命令,又返回OK,有没有朋友遇到过,这种情况一般什么原因导致的?
NB_SEND:AT+CSQ
NB_REC:
+CSQ:99,99
OK
NB_SEND:AT+NUESTATS
NB_REC:
Signal power:-32768
Total power:-32768
TX power:-32768
TX time:0
RX time:0
Cell ID:4294967295
ECL:255
SNR:-32768
EARFCN:4294967295
PCI:65535
RSRQ:-32768
OPERATOR MODE:0
CURRENT BAND:255
NB_SEND:AT+NMGS=70,00443031303330303232303130303030303031353031313530353331313330303030303130303830303038303030374646464646464646463830303046464646464646463335
NB_REC:
OK
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