Related Manuals for Quectel Smart EVB
Summary of Contents for Quectel Smart EVB
- Page 1 Smart EVB User Guide Smart LTE Module Series Rev. Smart_EVB_User_Guide_V1.1 Date: 2018-10-23 Status: Released www.quectel.com...
- Page 2 QUECTEL OFFERS THE INFORMATION AS A SERVICE TO ITS CUSTOMERS. THE INFORMATION PROVIDED IS BASED UPON CUSTOMERS’ REQUIREMENTS. QUECTEL MAKES EVERY EFFORT TO ENSURE THE QUALITY OF THE INFORMATION IT MAKES AVAILABLE. QUECTEL DOES NOT MAKE ANY WARRANTY AS TO THE INFORMATION CONTAINED HEREIN, AND DOES NOT ACCEPT ANY LIABILITY FOR ANY INJURY, LOSS OR DAMAGE OF ANY KIND INCURRED BY USE OF OR RELIANCE UPON THE INFORMATION.
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Page 3: About The Document
Initial Added a comment for the power supply of Smart EVB in Table 1. Updated the top view of Smart EVB in Figure 1. Added a comment for RESET in Chapter 2.2. Added the description of a separate battery 2018-10-23 Jerry WANG interface in Chapter 3.1. -
Page 4: Table Of Contents
General Overview ..........................9 2.1. Key Features ........................... 9 2.2. Interface Overview......................... 11 2.3. Top and Bottom Views of Smart EVB ..................13 2.4. Smart EVB Kit Accessories ....................14 Interface Application ......................... 16 3.1. Power Supply Interfaces (S801/S803) .................. 16 3.2. - Page 5 Smart LTE Module Series Smart EVB User Guide Appendix A Reference ........................45 Smart_ EVB_User_Guide 4 / 45...
- Page 6 Smart LTE Module Series Smart EVB User Guide Table Index TABLE 1: KEY FEATURES OF SMART EVB ...................... 9 TABLE 2: INTERFACES OF SMART EVB ......................11 TABLE 3: ACCESSORIES LIST ........................15 TABLE 4: PIN ASSIGNMENT OF TOUCH PANEL INTERFACE ..............18 TABLE 5: PIN ASSIGNMENT OF MICRO USB INTERFACE ................
- Page 7 FIGURE 3: SMART EVB BOTTOM VIEW ......................14 FIGURE 4: SMART EVB KIT ACCESSORIES ....................14 FIGURE 5: SIMPLIFIED POWER SUPPLY SCHEMATIC OF SMART EVB............. 16 FIGURE 6: POWER SUPPLY INTERFACES ....................17 FIGURE 7: REFERENCE DESIGN FOR TOUCH PANEL INTERFACE ............17 FIGURE 8: PIN ASSIGNMENT OF TOUCH PANEL INTERFACE ..............
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Page 8: Introduction
Smart LTE Module Series Smart EVB User Guide Introduction This document describes the evaluation board (Smart EVB) for Quectel Smart module SC20. The smart evaluation board is an assistant tool to develop and test SC20. Smart_ EVB_User_Guide 7 / 45... -
Page 9: Safety Information
If not so, Quectel assumes no liability for the customers' failure to comply with these precautions. -
Page 10: General Overview
Smart LTE Module Series Smart EVB User Guide General Overview Quectel supplies Smart EVB for designers to develop applications based on Quectel SC20 module. This EVB can test basic functionalities of the module. 2.1. Key Features The following table describes the key features of Smart EVB. - Page 11 Smart LTE Module Series Smart EVB User Guide ⚫ Switches 4 switches ⚫ Flashlight Support a flashlight LED ⚫ Vibrator A vibrator for testing the motor drive interface of the module ⚫ Support three sensors including ALS/PS, G-sensor/Gyroscopic Sensors sensor and compass sensor ⚫...
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Page 12: Interface Overview
J502 J901 J807 TF_CARD UART JTAG J602 Figure 1: Smart EVB Interface Overview Table 2: Interfaces of Smart EVB Interface Reference No. Description S801 Used to select DC-DC power supply or battery power supply Used to force the module to boot from USB port... - Page 13 UART J604 Debug UART port D807: network registration status indicator D805, D806, LEDs D806: power supply status indicator D807, D808 D808/D805: disabled by default TE-A J101, J102 Connectors for connecting Smart TE-A and Smart EVB Smart_ EVB_User_Guide 12 / 45...
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Page 14: Top And Bottom Views Of Smart Evb
The “RESET” button does not work, because the RESET interface on SC20 module is disabled by default. Through enabling the RESET interface via software configuration, the “RESET” button can work properly. 2.3. Top and Bottom Views of Smart EVB Figure 2: Smart EVB Top View Smart_ EVB_User_Guide... -
Page 15: Smart Evb Kit Accessories
Smart EVB User Guide Figure 3: Smart EVB Bottom View 2.4. Smart EVB Kit Accessories All accessories of the Smart EVB kit are listed as below. Please contact the supplier if there is something missing. USB Flash drive RF cables... - Page 16 Audio Headphone USB Flash Drive USB2.0 to RS232 driver, USB driver, etc. Others Bolts and coupling nuts for fixing Smart EVB 4 for each NOTE The main antenna can also be used for diversity reception. Smart_ EVB_User_Guide 15 / 45...
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Page 17: Interface Application
Smart EVB. 3.1. Power Supply Interfaces (S801/S803) The Smart EVB can be powered by an external 5.0V DC power adapter. Connect the DC power adapter to the DC interface (J807) and then the step-down converter (DC-to-DC converter), which is used to provide the supply voltage required for operating the module. -
Page 18: Touch Panel Interface (J403)
Figure 6: Power Supply Interfaces 3.2. Touch Panel Interface (J403) Smart EVB provides a touch panel interface J403, which is used for the connection between touch panel of LCM and EVB. The following figure shows a reference design for touch panel interface. -
Page 19: Lcm Interface (J402)
2.8V power supply for touch panel VDD power 3.3. LCM Interface (J402) Currently the smart EVB provides a 5-inch 1080 x 720 high-definition resolution LCD display for customers to test. The following figure shows a reference circuit design for LCM interface of the Smart EVB. - Page 20 Smart LTE Module Series Smart EVB User Guide LDO17_2V85 LDO6_1V8 J402 LCM_LED+ LEDA LCM_ LED- LEDK LPTE LCD_TE RESET LCD _ RST LCD_ID NC (SDA-TP) NC (SCL-TP) NC (RST-TP) 4.7uF 0.1 uF NC (EINT-TP) VIO18 VCC28 NC (VTP-TP) DSI0_LN3_P MIPI_TDP3...
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Page 21: Camera Interfaces (J301/J302)
Smart EVB User Guide Figure 10: Pin Assignment of LCM Interface 3.4. Camera Interfaces (J301/J302) Smart EVB provides two camera interfaces (2-lane+1-lane) with main camera and sub camera assembled. ⚫ The main camera uses an 8M pixels digital CMOS sensor with auto-focusing function. - Page 22 Smart LTE Module Series Smart EVB User Guide AF_VDD VDD _AF _2V8 AVDD LDO17_2V85 DVDD DVDD_1V2 DOVDD LDO6_1V8 MCAM_ RST 2.2K 2.2K MCAM_PWDN MCAM_MCLK CAM_I2C_ SDA CAM_I2C_ SCL CSI0_LN1_P CSI0_LN1_N CSI0_LN0_P CSI0_LN0_N CSI0_ CLK_P CSI0_ CLK_N 2.2uF 0.1uF AVDD DOVDD...
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Page 23: Sd Card Interface (J502)
Figure 12: Camera Interfaces with Cameras Assembled 3.5. SD Card Interface (J502) Smart EVB provides an SD card interface (J502) for customers to test the module’s SD card interface. The following figure shows the simplified interface schematic for SD card interface on Smart EVB. -
Page 24: Usb Interface (J602)
Figure 14: Pin Assignment of SD Card Interface 3.6. USB Interface (J602) The Smart EVB provides a Micro USB interface (J602), which complies with USB 2.0 specifications and supports USB OTG function. This interface is used for AT command communication, data transmission and firmware upgrade. - Page 25 Smart LTE Module Series Smart EVB User Guide Figure 15: Reference Circuit Design for USB Interface 1 2 34 5 J602 Figure 16: Pin Assignment of Micro USB Interface Smart_ EVB_User_Guide 24 / 45...
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Page 26: Audio Interfaces (J702)
Smart EVB provides four audio interfaces, including loudspeaker, headphone, earphone and microphone interfaces. 3.7.1. Loudspeaker Interface Loudspeaker is soldered onto the Smart EVB via TP701 and TP702. The following figure shows the reference circuit design for loudspeaker interface. Close to speaker... -
Page 27: Headphone Interface
Smart LTE Module Series Smart EVB User Guide 3.7.2. Headphone Interface The following figure shows the reference circuit design for headphone interface. MIC_GND MIC2_P HPH_L HS_DET HPH_R HPH_REF D1 D2 D3 D4 R7 R8 100pF 33pF 33pF 33pF Module 10K10K Figure 18: Reference Circuit Design for Headphone Interface The following figure shows the pin assignment of headphone interface. -
Page 28: Microphone And Earphone Interfaces
Headphone right channel DETECT Headphone detection L-AUDIO Headphone left channel Dedicated GND for audio The following figure shows the sketch design of audio plug which suits for the audio jack on Smart EVB. HS_DET SPK_L 32Ω SPK_R 32Ω Figure 20: Sketch of Audio Plug 3.7.3. -
Page 29: U)Sim Interfaces (J503/J504)
100 pF 33pF 33pF Figure 21: Reference Circuit Design for Microphone and Earphone Interfaces 3.8. (U)SIM Interfaces (J503/J504) The Smart EVB provides the following two (U)SIM card (2.95V or 1.8V) connectors: ⚫ J503: (U)SIM1 card connector ⚫ J504: (U)SIM2 card connector The following figure shows the simplified interface schematic for J503. - Page 30 Smart LTE Module Series Smart EVB User Guide Figure 23: Pin Assignment of (U)SIM1 Card Connector (J503) Table 7: Pin Assignment of (U)SIM1 Interface (J503) Pin No. Pin Name Description USIM_VDD (U)SIM1 card power supply USIM_RST (U)SIM1 card reset signal...
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Page 31: Uart Interfaces (J901/J604)
Smart EVB User Guide 3.9. UART Interfaces (J901/J604) Smart EVB provides two UART interfaces: main UART port J901 and debug UART port J604. The debug UART interface is intended for data transmission and AT command communication. And the main debug UART interface is not used by default. -
Page 32: Switches And Buttons
Not connected RS232_TXD Transmit data RS232_RXD Receive data Not connected RS232_GND Ground Not connected Not connected Not connected Not connected 3.10. Switches and Buttons Smart EVB provides four switches (S801/S802/S803/S804) and nine buttons (S901/S902/S903 /S904/S905/S906/S907/S908/S909). Smart_ EVB_User_Guide 31 / 45... - Page 33 Smart LTE Module Series Smart EVB User Guide S802 S804 S906 S909 S903 S904 S901 S908 S905 S902 S907 S801 S803 Battery DC_Power Figure 26: Switches and Buttons Table 9: Description of Switches and Buttons Items Description S801 Used to select DCDC power supply or battery power supply...
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Page 34: Status Indication Leds
S909 Used to return to the previous page 3.11. Status Indication LEDs There are four LED status indication lights (D805, D806, D807 and D808) on the Smart EVB, which are shown as below. Figure 27: Status Indication LEDs Table 10: Description of Status Indication LEDs... -
Page 35: Test Points
Smart LTE Module Series Smart EVB User Guide Bright: VBAT ON Extinct: VBAT OFF D808, D805 Disabled by default Indicate the network registration status of SC20 D807 Bright: Registered on Network Extinct: Not Registered on Network 3.12. Test Points J904 consists of 10 test points. The details are shown in the following figure and table. -
Page 36: Flashlight
3.3V TXD signal 3.13. Flashlight The Smart EVB provides a flashlight LED D202, for testing the module’s flashlight interface which supports flash mode and torch mode. The following figures show a reference circuit design for flashlight and its location on Smart EVB. -
Page 37: Vibrator
Figure 30: Flashlight 3.14. Vibrator The Smart EVB provides an ERM-type vibrator for customers to test the motor driver interface of SC20 module. The following figures show the reference circuit design of the vibrator and its location on the board. -
Page 38: Sensors
Smart LTE Module Series Smart EVB User Guide U206 Vibrator Figure 32: ERM-Type Vibrator 3.15. Sensors Smart EVB provides three sensors for testing purpose, as shown in the figure below. ALS/PS Compass G-sensor&gyroscopic Figure 33: Sensors Smart_ EVB_User_Guide 37 / 45... -
Page 39: Operation Procedures Illustration
Smart LTE Module Series Smart EVB User Guide Operation Procedures This chapter introduces how to use the Smart EVB for testing and evaluating Quectel SC20 module. 4.1. Power on SC20 Module The following are the procedures for powering on SC20 module. -
Page 40: Power Off Sc20 Module
Power on the module according to the procedures mentioned in Chapter 4.1. Connect Smart EVB and PC with USB cable through USB interface and install USB driver from the USB Flash drive. The USB port numbers can be viewed through the PC’s Device Manager. - Page 41 Smart EVB User Guide Figure 36: USB COM Ports Install and then use the QCOM tool provided by Quectel to realize the communication between the smart module and the PC. The following figure shows the QCOM configuration: select correct “COM port”...
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Page 42: Communication Via Uart Interface
Figure 38: USB Serial Port Install and then use the QCOM tool provided by Quectel to realize the communication between the smart module and the PC. The following figure shows the QCOM configuration: select correct “COM port” (USB Serial Port) and set correct “Baudrate” (such as 115200bps). For more details about QCOM tool usage and configuration, please refer to document [2]. -
Page 43: Firmware Upgrade
Figure 39: QCOM Configuration When Communicating via UART Interface 4.4. Firmware Upgrade Quectel SC20 module upgrade firmware via USB port by default. Please follow the procedures below to upgrade firmware. Open the firmware upgrade tool QFIL on PC and then power on SC20 module according to the procedures mentioned in Chapter 4.1. - Page 44 Smart LTE Module Series Smart EVB User Guide Figure 40: Firmware Upgrade Steps Smart_ EVB_User_Guide 43 / 45...
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Page 45: Evb Accessories Assembly
Smart LTE Module Series Smart EVB User Guide EVB Accessories Assembly Figure 41: Smart EVB and Accessories Assembly Smart_ EVB_User_Guide 44 / 45... - Page 46 Smart LTE Module Series Smart EVB User Guide Appendix A Reference Table 12: Related Documents Document name Remark Quectel_SC20_Hardware_Design SC20 hardware design Quectel_QCOM_User_Guide User guide for QCOM tool Table 13: Terms and Abbreviations Abbreviation Description Evaluation Board On-The-Go Personal Computer...