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Xinyuan-LilyGO / T-SIM7600X

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Failed to send SMS with some operator over LTE, +CMS ERROR: Unknown error #85

Open PhilC66 opened 8 months ago

PhilC66 commented 8 months ago

Need Help

I'm using many SIM7600G-H in France working well (FTP, HTTP, MQTT, SMS send and receive) this version: Modem Info: Manufacturer: SIMCOM INCORPORATED Model: SIMCOM_SIM7600G-H Revision: SIM7600M22_V2.0.1 SVN: 01 CGMR: LE20B03SIM7600M22

Now i got boards with this version:

Manufacturer: SIMCOM INCORPORATED Model: SIMCOM_SIM7600G-H Revision: SIM7600G_V2.0.2 CGMR: LE20B03SIM7600G22

it is impossible to send SMS with these boards, with French operator 208-15

CNMP=2 (LTE) AT+CPSI? +CPSI: LTE,Online,208-15,0x19C9,104313681,291,EUTRAN-BAND3,1675,4,4,-93,-1006,-731,14

OK AT+CMGF=1 OK AT+CMGS="+336855xxxxx"

Hello,Waveshare

+CMS ERROR: Unknown error

sending SMS working only in 3G

CNMP=14 AT+CPSI? +CPSI: WCDMA,Online,208-15,0x0E4C,115455470,WCDMA 900,392,3037,0,5.0,86,26,30,500

OK AT+CMGF=1 OK AT+CMGS="+336855xxxxx"

Hello,Waveshare

+CMGS: 186

OK

with other French Operator like 208-10 it is working find either 3G or 4G LTE

AT+CPSI? +CPSI: WCDMA,Online,208-10,0x6B84,150761638,WCDMA 900,311,3075,0,5.5,84,19,29,500

OK AT+CPSI? +CPSI: LTE,Online,208-10,0xE2F8,154158340,270,EUTRAN-BAND3,1501,5,5,-144,-1052,-693,11

OK AT+CMGF=1 OK AT+CMGS="+336855xxxxx"

Hello,Waveshare

+CMGS: 240

OK

How it is possible to install the right firmaware in these new modules