Chao at 08:44, 11 March 2021

2021-03-11T08:44:15Z

New page

==== AT Commands ====
* Debug and upgrade baudrate of main uart port is 115200, at commands at 9600
* Set up please see an image [[Serial|here]].
===== Basic =====
{| class="wikitable sortable"
|-
! CMD !! !! Description !! Response
|-
| AT || - || OK
|-
| AT+CMEE=1 || || /* Use AT+CMEE=1 to enable result code and use numeric values */ || OK
|-
| AT+CGMI || || /* Use AT+CGMI to get Manufacturer ID of module information */ || Quectel
|-
| AT+CGMM || || /* Use AT+CGMM to get Device module of module information */ || BC95HB-02-STD_850
|-
| AT+CGMR || || /* Use AT+CGMR to get Firmware version of module information */ ||
* SECURITY,V100R100C10B657SP2
* PROTOCOL,V100R100C10B657SP2
* APPLICATION,V100R100C10B657SP2
* SEC_UPDATER,V100R100C10B657SP2
* APP_UPDATER,V100R100C10B657SP2
* RADIO,BC95HB-02-STD_850
|-
| AT+NBAND? || || /* Query module support Bands */ || +NBAND:5
|-
| AT+QBAND? || BC26 || /* Query module support Bands */ || +QBAND: 1,3,5,8,20
|-
| AT+NCONFIG? || || /* Query the user configuration */ ||
* +NCONFIG:AUTOCONNECT,TRUE
* +NCONFIG:CR_0354_0338_SCRAMBLING,TRUE
* +NCONFIG:CR_0859_SI_AVOID,TRUE
* +NCONFIG:COMBINE_ATTACH,FALSE
* +NCONFIG:CELL_RESELECTION,FALSE
* +NCONFIG:ENABLE_BIP,FALSE
|-
| AT+CGSN=1 || || /* Use AT+CGSN=1 to query the IMEI of module */ || +CGSN:863703036601529
|-
| AT+CFUN=1 || || /* Use AT+CFUN=1 to open Full functionality*/ || OK
|-
| AT+CIMI || || /* Use AT+CIMI to query the IMSI */ || 460111176277368
|-
| AT+CGATT=1; AT+CGATT? || ||
* /* User "AT+CGATT=1"to activate context profile */
* /* Query the status of the context profile,You may have to wait for several seconds */
|| OK; +CGATT:1
|-
| AT+CSQ || || /* Use AT+CSQ to query current signal quality */ || +CSQ:26,99
|-
| AT+COPS? || || /* Use AT+COPS? to query current Network Operator */ || +COPS:0,2,"46011"
|-
| AT+CEREG? || || /*Use AT+CEREG? to query current EPS Network Registration Status*/ || +CEREG:0,1
|-
| AT+NUESTATS || BC95 || /* Fetches the most recent operational statistics */ ||
* Signal power:-708
* Total power:-612
* TX power:-30
* TX time:1170
* RX time:23583
* Cell ID:126336593
* ECL:1
* SNR:81
* EARFCN:2506
* PCI:267
* RSRQ:-112
|-
| AT+CSCON? || || Query the signal connection status, 1 means “Connected”, 0 means “Idle". || +CSCON:0,1
|-
| AT+CPIN? || BC20 || Sim card check || +CPIN: READY
|-
| AT+QCCID || BC20 || USIM Card Identification || +QCCID: 89860411101871144906
|-
| AT+CGPADDR=1 || BC26 || show PDN IP address || +CGPADDR: 1,10.5.29.27
|-
| AT+QSOC=1,1,1 || BC26 || Create a TCP/UDP Socket, 1_1st IPv4, 1_2nd = TCP/UDP, 1_3rd = IP || +QSOC=1
|-
| AT+QSOCON=1, 8100,"167.88.114.101" || BC26 || Create connection to socket ID=1, remote 8100 port, IP address 167.88.114.101 || OK
|-
| AT+QSOSEND=1,5,1234562112 || BC26 || send connection, check at http://iot.electrodragon.com/tcp/ || OK
|-
|
* AT+QSODIS=0
* AT+QSOCL=0
|| BC26 || close connection || OK
|-
| AT+QPING=167.88.114.101 || BC26 || ping remote IP address || NA
|}

==== Commands of GNSS BC20 ====
AT+QGNSSRD=?
ERROR
AT+QGNSSRD=?
+QGNSSRD: "item list"
OK
AT+QGNSSRD?
+CME ERROR: 7103
AT+QGNSSRD=NMEA/GGA
+CME ERROR: 7103
AT+QGNSSRD="NMEA/GGA"
+CME ERROR: 7103
AT+QGNSSC=1
OK
AT+QGNSSRD?
ERROR
AT+QGNSSRD="NMEA/GGA"
+QGNSSRD: $GNGGA,,,,,,0,00,99.99,,,,,,*56
OK
AT+QGNSSRD="NMEA/GGA"
+QGNSSRD: $GNGGA,103757.97,,,,,0,00,99.99,,,,,,*71
OK
AT+QGNSSRD="NMEA/GGA"
+QGNSSRD: $GNGGA,103920.00,2234.2756,N,11353.2491,E,1,08,27.54,-4.3,M,,M,,*49
OK

== Weak Points of BC95 ==
* BC95-B5, BC95-B8, BC95-20, etc are only working on specific brand as its suffix.
* Complex package up to 95 pins but only 28 pins used, the rest are reserved. SIM7020E has simple package as SIM800C
* So far netlight LED does not work (21th June 2018)

== Documents ==
BC95
* CN - [[File:Bc95_hardware_design_manual.pdf|hardware design manual]]
* CN - [[File:Quectel_BC95_AT命令手册_V1.5.pdf|At commands]]
* [[File:Quectel_debug_tool.rar.zip|Debug tool (Qnavigator)]]
* Qcom tool
* CN - [[File:Quectel_BC95_NB-IoT_模块产品规格书_V1.1.pdf|BC95 Specifications]]
* CN - [[File:Quectel_BC95_重要注意事项及常见问题_V1.1.pdf|Important design note]]
More documents, firmware update tools please see this page [[DL]]

[[category: NBIOT]]
[[category: Quectel]]

Category:BC95 - Revision history

Chao at 08:44, 11 March 2021