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2022-01-20T09:05:11Z

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== Code ==
* Arduino demo code -> sim868-3f -> https://github.com/Edragon/Arduino/tree/master/arduino-env/Sketchbook/01_GSM

Wiring
{| class="wikitable sortable"
|-
! Action !! Wiring
|-
|
* Boot pin D4 to MCU like arduino
* Or turn on board by pressing key manually
|| D4 pin -> KEY (BOOT) pin
|-
| Soft UART connection || arduino D2 D3 -> TXD and RXD
|-
| Power Supply ||
* 5V via diode to VBAT pin, GND to GND
* Diode not necessary for testing, but need for final project
|}

[https://twitter.com/electro_phoenix/status/1002174191238443008 Demo runing video please see here.], one time per second blink 1PPS LED, slow blink when network registed network LED.

== Note ==
* For GPS location, must leave the antenna fully out of artitecture, at outdoor environment.

== Documents ==
* [[File:SIM868_SPEC_EN_161115.pdf|Specifications]]
* General info of SIMCOM series here: [[:category: SIMCOM]]

{| class="wikitable sortable"
|-
! File name !! Model !! Type !! Version

|-
| [[File:SIM868_RF_Design_Application_Note_V1.00.pdf|RF]] || SIM868 || APP-note || 1.00

|-
| [[:File:SIM868_SPEC_EN_160520.pdf|SIM868 Brief Specification]] || SIM868 || SPEC || -
|-
| [[:File:Announcement_of_SIMCom_SIM868.pdf|Another SIM868 Brief]] || SIM868 || SPEC || -
|-
| [[File:SIM868_Reference_Design_V1.01(160310).pdf]] || SIM868 || HD Reference || 1.00
|-
| [[:File:SIM868_Hardware_Design_V1.00.pdf|SIM868 hardware design guide]] || SIM868 || HD || 1.00
|-
| [[File:SIM868_Footprint（160310）.pdf|Footprint]] || SIM868 || HD-footprint || 1.00
|-
| [[File:SIM868_Pin_out（160120）.pdf|pin out]] || SIM868 || HD-pinout || 1.00

|}
[[File:SIM868_NMEA_Message_Specification_V1.00.pdf]]

[[category: SIMCOM]]

Category:SIM868 - Revision history

Chao: /* Documents */