PI01-3 datasheet(8/21 Pages) ETC1

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2.3 Interface Overview

Pin 2 - +5V

Pin 4 - +5V

Pin 3 - SDA

Pin 5 - SCL

Pin 8 - RX

Pin 10 - TX

Pin 29 - BOOT0

Pin 31 - NRST

RGB LED

Triple colour LED, red, green and blue

Activity LED

Is reserved for future use.

Currently used for in-house debugging

Network LED

Blue colour LED

Power LED

Green colour LED

Charge LED

Blue colour LED

Micro USB (Data)

USB used to communicate with

the modem of the Simcom chip

Antenna MAIN

The main antenna used for receiving

and sending data

Antenna AUX

Auxillary antenna used for receiving

GPS

GPS antenna used for

geographical location

Battery Terminal

Port to connect a battery to make a

power-independant system

SIM

IoT Bit support any 4G data

nano SIM card

Custom Button

Push button

Micro USB (Power)

USB power input

MCU

Cortex M0 microprocessor

STM32F070CBT6

Mobile Data Module

Simcom chip version:

- SIM7100X (Region specific) 4G

Figure 4 - IoT Bit GPIO 40-Pin Header

Figure 3 - IoT Bit Dimensions

Physical Specification:

GPIO:

PI01-3 Datasheet(PDF) 8 Page - List of Unclassifed Manufacturers

PI01-3 Datasheet(HTML) 8 Page - List of Unclassifed Manufacturers

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