SimCom SIM7500 User Manual
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SIM7500_EVB Kit_User Guide_V1.01

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Summary of Contents for SimCom SIM7500

  • Page 1 SIM7500_EVB Kit_User Guide_V1.01...
  • Page 2 SIM7500_EVB Kit_User Guide_V1.01 General Notes SIMCom offers this information as a service to its customers, to support application and engineering efforts that use the products designed by SIMCom. The information provided is based upon requirements specifically provided to SIMCom by the customers. SIMCom has not undertaken any independent search for additional relevant information, including any information that may be in the customer’s possession.
  • Page 3: Table Of Contents

    4.3 Test Point C ..............................13 4.4 Test Point D ............................... 14 4.5 Test Point E ..............................15 5. Illustration ................................16 5.1 SIMCom TE installation and uninstallation ....................16 5.2 Power on module: ............................16 5.3 AT communication ............................. 17 SIM7500_EVB Kit_User Guide_V1.01...
  • Page 4 Smart Machine Smart Decision Figure Index FIGURE1: SIMCOM-EVB TOP VIEW ..........................6 FIGURE2: SIMCOM-EVB BOTTOM VIEW ........................7 FIGURE 3: EVB ACCESSORY ............................8 FIGURE4: AUDIO INTERFACE ............................9 FIGURE 5: VIRTUAL SERIAL PORT ..........................10 FIGURE 6: RF SWITCH ..............................10 FIGURE 7: TEST INTERFACE OVERVIEW .........................
  • Page 5: Version History

    Albert Meng SCOPE This document describes how to use SIMCOM-EVB to do test; user can get useful info about the SIMCOM-EVB quickly through this document. This document is subject to change without notice at any time. SIM7500_EVB Kit_User Guide_V1.01...
  • Page 6: Simcom-Evb Overview

    Smart Machine Smart Decision 1. SIMCOM-EVB overview Figure1: SIMCOM-EVB TOP view SIM7500_EVB Kit_User Guide_V1.01 2017-12-12...
  • Page 7 Smart Machine Smart Decision Figure2: SIMCOM-EVB BOTTOM view A: USB jack B: Powerkey C: Reset D: Power switch E: RF switch F: TE connector G: TE connector H: Main SIMcard holder LED indicator for Netlight LED indicator for Power K: Test Point...
  • Page 8: Evb Accessory

    Smart Machine Smart Decision 2. EVB Accessory Figure 3: EVB Accessory A: SIMCOM-EVB B: 5V DC adapter C: USB Cable D: GSM/WCDMA /LTE antenna SIM7500_EVB Kit_User Guide_V1.01 2017-12-12...
  • Page 9: Accessory Interface

    Positive microphone input 3.3 SIM card interface Main SIMCard holder (J202) is the primary SIM interface, Secondary slot (J203) is for special module which supports dual sim. Notice: Here for SIM7500, just use main SIMcard holder (J202). SIM7500_EVB Kit_User Guide_V1.01 2017-12-12...
  • Page 10: Usb Interface

    Smart Machine Smart Decision 3.4 USB Interface EVB USB interface (A) actually is USB-to-UART port which could be imaged to two virtual ports. Figure 5: Virtual serial port Enhanced COM port: AT communication Standard COM port: Debug (used for 2G module only) Notice CP2105 driver is available here: http://www.silabs.com/products/mcu/Pages/SoftwareDownloads.aspx...
  • Page 11: Led Indicator

    Smart Machine Smart Decision RF switch (S401) could control module RF on or off. That’s hardware control of flight mode. When RF is on, flight mode is off, when RF is switched off, flight mode is on. 3.8 LED Indicator LED light work’s behaviour as below.
  • Page 12: Test Point B

    Smart Machine Smart Decision Ring Indicator Data carrier detection Data Terminal Ready Receive data Clear to Send Request to Send Transmit data CHG_IN Charge in detect ADC1 ADC input TEMP_BAT Temperature detect VBACKUP Battery for RTC NETLIGHT LED indicator for NET Light 4.2 Test Point B Figure9: Test Point B Test Point B Pin description:...
  • Page 13: Test Point C

    Smart Machine Smart Decision GPIO12 GPIO KBR0 KEYPAD input KBR1 KEYPAD input KBR2 KEYPAD input SIM1_DET SIM detect KBR3 KEYPAD input 4.3 Test Point C Figure10: Test Point C Test Point C Pin description: Signal Description KBR4 KEYPAD input SPI_CS SPI Chip Select SPI_MOSI SPI Data output...
  • Page 14: Test Point D

    Smart Machine Smart Decision SD_DET SD detect 2.8V 2.8V 4.4 Test Point D Figure11: Test Point D Test Point D Pin description: Signal Description GPIO43 GPIO GPIO41 GPIO ISINK Ground-referenced current sink. COEX1 RF synchronizing between Wi-Fi and LTE F LIGHT Flight mode SIM2_DET SIM detect...
  • Page 15: Test Point E

    Smart Machine Smart Decision 4.5 Test Point E Figure12: Test Point E Test Point E Pin description: Signal Description NC12 WAKEUP_IN WAKEUP input NC11 RESERVED NC16 NC15 NC10 Note: please refer to specified TE schematic for test point if there has difference. SIM7500_EVB Kit_User Guide_V1.01 2017-12-12...
  • Page 16: Illustration

    2) Take care of power to remove from SMA connector side slowly. 5.2 Power on module: 1) Connect the SIM7500-TE to the 2x60pins connector on EVB, plug in 5V DC adapter, switch S201(power) on; also make sure S401(RF) on. 2) Press the POWER_ON button for more than 1.5 second and then release, module will power on.
  • Page 17: At Communication

    (1) Connect main antenna to the SIM7500-TE, insert SIM card to main sim slot (H). (2) Connect the USB cable from the USB jack on SIM7500-TE board to PC, install USB driver; (3) Open AT communication program to run AT commands. Here we select AT port.
  • Page 18 Smart Machine Smart Decision Contact us Shanghai SIMCom Wireless Solutions Ltd. Address: Building A, SIM Technology Building, No.633, Jinzhong Road, Changning District, Shanghai 200335 Tel: 86-21-32523300 Fax: 86-21-32523020 Email: simcom@sim.com Website:www.simcomm2m.com SIM7500_EVB Kit_User Guide_V1.01 2017-12-12...

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