Silicon Laboratories EFR32MG1P732 Manual
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Silicon Laboratories EFR32MG1P732 Manual

Silicon Laboratories EFR32MG1P732 Manual

2.4 ghz 19.5 dbm radio board
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UG230: EFR32MG1P732 2.4 GHz 19.5 dBm
Radio Board
The SLWRB4154A Radio Board for the Wireless Starter Kit Main-
board is an excellent starting point to get familiar with the
EFR32™ Mighty Gecko Wireless System-on-Chip.
The Wireless Starter Kit Mainboard contains sensors and peripherals demonstrating
some of the Mighty Gecko's many capabilities. These together provide all necessary
tools for developing a Silicon Labs wireless application.
The WSTK Mainboard is included with all Silicon Labs Wireless Starter Kits. It is not in-
cluded when purchasing a single radio board.
silabs.com | Smart. Connected. Energy-friendly.
RADIO BOARD FEATURES
• EFR32 Mighty Gecko Wireless SoC with
256 kB Flash, 32 kB RAM and 512 kB of
co-packaged serial flash for over the air
updates. (EFR32MG1P732F256GM32)
• Inverted-F PCB antenna (2.4 GHz band)
WSTK MAINBOARD FEATURES
• Ethernet and USB connectivity
• Advanced Energy Monitor
• Packet Trace Interface support
• SEGGER J-Link on-board debugger
• Debug Multiplexer supporting external
hardware as well as radio board
• Silicon Labs' Si7021 Relative Humidity and
Temperature sensor
• Ultra low power 128x128 pixel Memory
LCD
• User LEDs / Pushbuttons
• 20-pin 2.54 mm header for expansion
boards
• Breakout pads for direct access to all radio
I/O pins
• Power sources includes USB, CR2032
coin cell and AA batteries.
SOFTWARE SUPPORT
• Simplicity Studio™
• Energy Profiler
• Network Analyzer
Rev. 1.00

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Summary of Contents for Silicon Laboratories EFR32MG1P732

  • Page 1 UG230: EFR32MG1P732 2.4 GHz 19.5 dBm Radio Board The SLWRB4154A Radio Board for the Wireless Starter Kit Main- RADIO BOARD FEATURES board is an excellent starting point to get familiar with the EFR32™ Mighty Gecko Wireless System-on-Chip. • EFR32 Mighty Gecko Wireless SoC with...

  • Page 2: Introduction

    1. Introduction The SLWRB4154A Radio Board is a single EFR32MG1P732 2.4 GHz 19.5 dBm radio board for the Wireless Starter Kit Mainboard. A radio board and a mainboard used together makes a complete development platform for Silicon Labs EFR32 Mighty Gecko Wireless System-on-Chips.

  • Page 3: Kit Hardware Overview

    UG230: EFR32MG1P732 2.4 GHz 19.5 dBm Radio Board Kit Hardware Overview 2. Kit Hardware Overview A view of the EFR32MG1P732 2.4 GHz 19.5 dBm Radio Board with a Wireless STK Mainboard is shown below. Plug-in Radio Board Radio Board Breakout Pads...

  • Page 4: Block Diagram

    UG230: EFR32MG1P732 2.4 GHz 19.5 dBm Radio Board Block Diagram 3. Block Diagram A system overview of the EFR32MG1P732 2.4 GHz 19.5 dBm Radio Board used together with an Wireless STK Mainboard is shown in the figure below. Board USB Mini-B...

  • Page 5: Connectors

    UG230: EFR32MG1P732 2.4 GHz 19.5 dBm Radio Board Connectors 4. Connectors This chapter gives you an overview of the Wireless Starter Kit Mainboard connectivity. The placement of the connectors can be seen in the figure below. In/Out Debug Simplicity Header Connector Figure 4.1.

  • Page 6: Expansion Header

    Silicon Labs starter kits. The figure below shows the pin assignment of the expansion header for the EFR32MG1P732 2.4 GHz 19.5 dBm Radio Board. Because of limitations in the number of available GPIO pins, some of the expansion header pins are shared with kit features.

  • Page 7: Expansion Header Pin-Out

    UG230: EFR32MG1P732 2.4 GHz 19.5 dBm Radio Board Connectors 4.2.1 Expansion Header Pin-out The pin-routing on the EFR32 is very flexible, so most peripherals can be routed to any pin. However, many pins are shared between the Expansion Header and other functions on the Wireless STK Mainboard.

  • Page 8: Debug Connector

    UG230: EFR32MG1P732 2.4 GHz 19.5 dBm Radio Board Connectors 4.3 Debug Connector The Debug Connector serves multiple purposes based on the "debug mode" setting which can be configured in Simplicity Studio. When mode is set to "Debug IN", this connector allows an external debug emulator to be used with the radio board EFR32. When set to "De- bug OUT", this connector allows the kit to be used as a debugger towards an external target.

  • Page 9: Simplicity Connector

    UG230: EFR32MG1P732 2.4 GHz 19.5 dBm Radio Board Connectors 4.4 Simplicity Connector The Simplicity Connector featured on the Wireless Starter Kit Mainboard enables advanced debugging features such as the AEM, the Virtual COM port and the Packet Trace Interface to be used towards an external target. The pinout is illustrated in the figure below.

  • Page 10: Power Supply And Reset

    UG230: EFR32MG1P732 2.4 GHz 19.5 dBm Radio Board Power Supply and Reset 5. Power Supply and Reset 5.1 Radio Board Power Selection The EFR32 on a Wireless Starter Kit can be powered by one of these sources: • the debug USB cable;...

  • Page 11: Board Controller Power

    UG230: EFR32MG1P732 2.4 GHz 19.5 dBm Radio Board Power Supply and Reset 5.2 Board Controller Power The board controller is responsible for important features such as the debugger and the Advanced Energy Monitor, and is powered exclusively through the USB port in the top left corner of the board. This part of the kit resides on a separate power domain, so a differ- ent power source can be selected for the target device while retaining debugging functionality.

  • Page 12: Peripherals

    UG230: EFR32MG1P732 2.4 GHz 19.5 dBm Radio Board Peripherals 6. Peripherals The starter kit has a set of peripherals that showcase some of the features of the EFR32. Be aware that most EFR32 I/O routed to peripherals are also routed to the breakout pads. This must be taken into consideration when using the breakout pads for your application.

  • Page 13: Memory Lcd-Tft Display

    UG230: EFR32MG1P732 2.4 GHz 19.5 dBm Radio Board Peripherals 6.2 Memory LCD-TFT Display A 1.28-inch SHARP Memory LCD-TFT is available on the kit to enable interactive applications to be developed. The display has a high resolution of 128 by 128 pixels, and consumes very little power. It is a reflective monochrome display, so each pixel can only be light or dark, and no backlight is needed in normal daylight conditions.

  • Page 14: Si7021 Relative Humidity And Temperature Sensor

    UG230: EFR32MG1P732 2.4 GHz 19.5 dBm Radio Board Peripherals 6.3 Si7021 Relative Humidity and Temperature Sensor The Si7021 I C relative humidity and temperature sensor is a monolithic CMOS IC integrating humidity and temperature sensor ele- ments, an analog-to-digital converter, signal processing, calibration data, and an I C Interface.

  • Page 15: Virtual Com Port

    UG230: EFR32MG1P732 2.4 GHz 19.5 dBm Radio Board Peripherals 6.4 Virtual COM Port An asynchronous serial connection to the board controller is provided for application data transfer between a host PC and the target EFR32. This eliminates the need for an external serial port adapter.

  • Page 16: Board Controller

    UG230: EFR32MG1P732 2.4 GHz 19.5 dBm Radio Board Board Controller 7. Board Controller The Wireless Starter Kit Mainboard contains a microcontroller separate from the EFR32 Mighty Gecko that is responsible for some of the advanced kit features provided. This microcontroller is referred to as the "Board Controller", and is not programmable by the user.
  • Page 17 UG230: EFR32MG1P732 2.4 GHz 19.5 dBm Radio Board Board Controller ■ Built-in Help The admin console has a built in help system which is accessed by the command. The command will print a list of all top help help level commands: WSTK>...

  • Page 18: Advanced Energy Monitor

    UG230: EFR32MG1P732 2.4 GHz 19.5 dBm Radio Board Advanced Energy Monitor 8. Advanced Energy Monitor 8.1 Introduction Any embedded developer seeking to make his embedded code spend as little energy as the underlying architecture supports, needs tools to easily and quickly discover inefficiencies in the running application.

  • Page 19: Aem Accuracy And Performance

    UG230: EFR32MG1P732 2.4 GHz 19.5 dBm Radio Board Advanced Energy Monitor 8.3 AEM Accuracy and Performance The AEM is capable of measuring currents in the range of 0.1 µA to 95 mA. For currents above 250 µA, the AEM is accurate within 0.1 mA.

  • Page 20: On-Board Debugger

    UG230: EFR32MG1P732 2.4 GHz 19.5 dBm Radio Board On-Board Debugger 9. On-Board Debugger The WSTK Mainboard contains an integrated debugger, which can be used to download code and debug the EFR32. In addition to programming the EFR32 on the connected radio board, the debugger can also be used to program and debug external Silicon Labs EFM32, EFM8, EZR32 and EFR32 devices.

  • Page 21: Debug Modes

    UG230: EFR32MG1P732 2.4 GHz 19.5 dBm Radio Board On-Board Debugger 9.2 Debug Modes Programming external devices is done by connecting to a target board through the provided Debug IN/OUT Connector, and by setting the debug mode to [Out]. The same connector can also be used to connect an external debugger to the EFR32 Wireless SoC on the kit, by setting the debug mode to [In].

  • Page 22: Debugging During Battery Operation

    UG230: EFR32MG1P732 2.4 GHz 19.5 dBm Radio Board On-Board Debugger Board Host Controller Computer RADIO BOARD External Debug Probe DEBUG HEADER Figure 9.3. Debug IN Note: For "Debug IN" to work, the board controller on the kit must be powered throught the USB connector.

  • Page 23: Device Connectivity

    UG230: EFR32MG1P732 2.4 GHz 19.5 dBm Radio Board Device Connectivity 10. Device Connectivity The SLWRB4154A provides several convenient ways to communicate with a target application without soldering or using external hard- ware. 10.1 Virtual COM Port When the target device drives the VCOM_ENABLE (PA5) signal high, a communication line to the Board Controller is enabled. The target can then communicate to the host computer via the Board Controller using USART0, Location 0 (TX pin PA0, RX pin PA1).

  • Page 24: Kit Manager And Upgrades

    UG230: EFR32MG1P732 2.4 GHz 19.5 dBm Radio Board Kit Manager and Upgrades 11. Kit Manager and Upgrades The Kit Manager is a program that comes with Simplicity Studio. It can perform various kit and EFR32 specific tasks. 11.1 Kit Manager Operation This utility gives the ability to program the EFR32, upgrade the kit, lock and unlock devices and more.

  • Page 25: Schematics, Assembly Drawings And Bom

    12. Schematics, Assembly Drawings and BOM The schematics, assembly drawings and bill of materials (BOM) for the hardware included in the EFR32MG1P732 2.4 GHz 19.5 dBm Radio Board are available through Simplicity Studio when the kit documentation package has been installed.

  • Page 26: Kit Revision History And Errata

    UG230: EFR32MG1P732 2.4 GHz 19.5 dBm Radio Board Kit Revision History and Errata 13. Kit Revision History and Errata 13.1 Revision History The kit revision can be found printed on the box label of the kit, as outlined in the figure below.

  • Page 27: Document Revision History

    UG230: EFR32MG1P732 2.4 GHz 19.5 dBm Radio Board Document Revision History 14. Document Revision History Revision 1.00 2016-04-20 Initial document release. silabs.com | Smart. Connected. Energy-friendly. Rev. 1.00 | 26...

  • Page 28: Table Of Contents

    Table of Contents 1. Introduction ....... . 1 1.1 Kit Contents .
  • Page 29 11.1 Kit Manager Operation ......23 11.2 Firmware Upgrades ......23 12.
  • Page 30 The products are not designed or authorized to be used within any Life Support System without the specific written consent of Silicon Laboratories. A "Life Support System" is any product or system intended to support or sustain life and/or health, which, if it fails, can be reasonably expected to result in significant personal injury or death.

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