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C-BACK NB-IoT(SIM7020G)

SKU:A113

Description

CBack NB-IoT is a highly integrated NB-IoT communication module adapted to the M5StickC/C Plus series, built-in SIM7020G module and SIM-CARD card holder (nano card holder), covering most of the world's Cat-NB band, the antenna is led out by SMA mount, equipped with glue stick antenna. This module supports a variety of common IoT communication protocols (MQTT, HTTP, CoAP, etc.), which is suitable for application in various low-latency and low-throughput application scenarios.

Features

  • Compatible with M5StickC/C Plus series
  • AT command control, UART transmission rate: 115200bps
  • SIM card type: Nano
  • External antenna: SMA antenna
  • SIM7020G national telecommunications certification

Includes

  • 1x CBack NB-IoT
  • 1x SMA antenna
  • 2x M2x5 screws

Applications

  • Smart meter
  • Remote monitoring
  • bike-sharing

Specification

Resources Parameters
Communication module SIM7020G
The Cat-NB band is supported B1/B2/B3/B4/B5/B8/B12/B13/B17/B18/B19/B20/B25/B26/B28/B66/B70/B71/B85
Data transfer speed 126(DL)/150(UL)
Network protocols TCP/UDP/LWM2M/COAP/ MQTT/HTTP/HTTPS/ TLS/DTLS/DNS/NTP/ PING/OneNET/Telecom Cloud/Aila Cloud*
Communication method UART 115200bps
authentication CE*/FCC*/GCF*/PTCRB*/RoHS/REACH/ATEX/TIM*/Deuts Telecom*/Vodafone*/T-Mobile*
Product Size 68mm × 24mm × 21mm
Package Size 90mm × 35mm × 21mm
Product Weight 12.2g
Package Weight 25g

Schematic

schematics

Module Size

module size

Examples

Arduino

UIFlow

How to use Hat C-BACK NB-IoT and related API instructions in the UIFlow1.0

UIFlow

UIFlow Blocks

  • Set COM module power
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  • Get IMEI
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  • Get CCID
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  • Power down module
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  • Reset module
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  • Set command echo mode
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  • Check module status
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  • Check signal quality
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  • Check network registration
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  • Check GPRS network registration
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  • MQTT Init connect
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  • MQTT disconnect
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  • MQTT subscribe
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  • MQTT subscribe callback
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  • MQTT unsubscribe
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  • MQTT publish
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  • MQTT check connection
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  • MQTT poll downlink message
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  • CoAP Init connect
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  • CoAP GET
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  • CoAP POST
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  • CoAP PUT
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  • CoAP destroy
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  • HTTP(S) services
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  • HTTP(S) disconnect server
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  • Delete HTTP(S) service
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  • EzData get value
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  • EzData save value
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  • EzData remove topic
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