Category:SIMCOM

Quick Start Guide

Attach antenna, this is important for GPRS, not very important for call o SMS message.
Make sure sim card is inserted correct
And as always, please don’t make an auto-dialer
Check power input, for MIC29032, it is 5-20V, MP2315 IC is 5-24V.
Supply V-MCU, which is the same power supply voltage to your MCU, normally 5V or 3.3V
Pin Definiiton

VCC - board VCC and V-MCU
GND - board GND
TXD - board R
RXD - board T

If board us on power key button, it will auto power up, otherwise hold down power key for 3-5 seconds to boot
Check power led should be constant on, and Net led blink status will change after network registered.
Serial output +CPIN: READY means sim card detect correctly.
Please try following AT commands, notice commands end up with \r\n

File name	Model	Type	Version
File:SIM868 RF Design Application Note V1.00.pdf	SIM868	APP-note	1.00
File:SIM800 Series GNSS Application Note V1.00.pdf	SIM808	APP-note	1.00
File:SIM800_Series_Bluetooth_Application_Note_V1.01.pdf	SIM800	APP-note	1.01
File:SIM800H BT Application Note V1.00.pdf	SIM800H	APP-note	1.00
File:SIM800 Hardware Design V1.08.pdf	SIM800	HD	1.08
SIM800C-Hardware-Design-V1.00	SIM800C	HD	1.00
Sim800c-ds-dardware-design.pdf	SIM800C-DS	HD	1.00
SIM800L_Hardware_Design_V1.00	SIM800L	HD	1.00
Sim800h-Hardware-Design-v1-00.pdf	SIM800H	HD	1.00
File:SIM800 Series AT Command Manual V1.09.pdf	SIM800	AT-commands	1.09
File:SIM800 Series AT Command Manual V1.09.pdf	SIM808	AT-commands	1.09
SIM868 Brief Specification	SIM868	SPEC	-
Another SIM868 Brief	SIM868	SPEC	-
File:SIM868 Reference Design V1.01(160310).pdf	SIM868	HD Reference	1.00
SIM868 hardware design guide	SIM868	HD	1.00
File:SIM868 Footprint（160310）.pdf	SIM868	HD-footprint	1.00
File:SIM868 Pin out（160120）.pdf	SIM868	HD-pinout	1.00
Protel99 original design file	SIM808	HD-design file	-
Sim808 Dev Board user manual	SIM808	User Manual	1.0
File:SIM808 Hardware Design V1.00.pdf	SIM808	HD	1.00
File:SIM808 CE Certificate.pdf	SIM808	Certificate	-

File	Model	Type	Version
SIM908_Hardware Design_V1.06	SIM908	HD	1.06
Sim908 General Specification	SIM908	SPEC	-
SIM908 AT commands 1.02	SIM908	AT-commands	1.02
Eagle Library link	SIM908	LIB	-
SIM908 EVB Schematics	SIM908	HD-design file	-

Video tutorial

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The following 7 pages are in this category, out of 7 total.