Description

  • Based on basic sim800c version, aiming for the cheapest and smallest.
  • Total board size is 22.5 * 21 mm, the “hangout” is 15.5 * 3mm.
  • Can use standard 2.54mm pin head, or solder vertically on your main board.
  • Pin Deifnition – Boot key, VBAT, ADC, GND, TX, RX
  • Boot key can be drived by MCU IOs.
  • 3.3/5V compliant Serial UART interface.
  • Vbat 4.2V power supply, if power from 5V, can use a diode 1N400x to drop voltage to 4.2V, see more on wiki page. No need DC-DC, confirmed this by simcom.
  • Nano sim card size (iphone size)
  • Netlight LED on backside of the board.
  • Solid 680uF/6.3V tatanlum capacitor to against current burst.
  • IPEX GSM connector.

R2 version:

  • Lead out most pins from SIM800C:
    • All Serial pins: RXD, TXD, DCD, RI, CTS, RTS. Also 5V logic compliant pins: M_RXD, TXD
    • Voice and speaker pins: SPKN, SPKP, MICN, MICP
    • Second serial port: RXD2, TXD2
    • USB port: VUSB, DM, DP, GND.
    • Other misc pins: VRTC, ADC, VDD_EXD, status, netlight
    • Power supply in: GND, VIN (5-4V compliant)
  • Pin pitch 2.0mm, board size 27×27.5mm.
  • Main functions compatible with SIM7020E here.
  • Bluetooth function available to use, also lead out antenna connector

R3 RTU version:

Sim800C documentation please see on this page.

Additional information

Weight N/A
Wireless Solutions

SIMCOM

Board version

R1, R2, R3-RTU

Reviews

There are no reviews yet.


Be the first to review “SIM800C Mini Embedded Board R3”

This site uses Akismet to reduce spam. Learn how your comment data is processed.

Product Enquiry