EFM32TG-STK3300

UG420: EFM32TG Gecko Starter Kit Users Guide The EFM32TG-STK3300 Starter Kit is an excellent starting point TARGET DEVICE to become familiar with the EFM32TG Gecko Microcontroller. EFM32TG Gecko Microcontroller The Starter Kit contains sensors and peripherals demonstrating some of the EFM32TG s (EFM32TG840F32-D-QFN64) many capabilities. The kit provides all necessary tools for developing an EFM32TG CPU: 32-bit ARM Cortex-M3 Gecko application. Memory: 32 kB flash and 4 kB RAM KIT FEATURES USB connectivity Advanced Energy Monitor (AEM) SEGGER J-Link on-board debugger Debug Multiplexer supporting external hardware as well as on-board MCU User LED and push buttons 8x20 segment LCD Inductive LC sensor Photo transistor for light sensing applications 4-segment capacitive touch slider 20-pin 2.54 mm header for expansion boards Breakout pads for direct access to I/O pins Power sources include USB and CR2032 coin cell battery. SOFTWARE SUPPORT Simplicity Studio IAR Embedded Workbench silabs.com Building a more connected world. Rev. 2.00 Table of Contents 1. Introduction................................4 1.1 Description ...............................4 1.2 Features................................4 1.3 Getting Started..............................4 2. Kit Block Diagram .............................5 3. Kit Hardware Layout ............................6 4. Connectors................................7 4.1 Breakout Pads..............................7 4.2 EXP Header...............................9 4.3 Debug Connector (DBG) ..........................11 4.4 Simplicity Connector............................12 5. Power Supply and Reset .......................... 13 5.1 MCU Power Selection ...........................13 5.2 Board Controller Power...........................13 5.3 EFM32TG Reset .............................14 6. Peripherals ............................... 15 6.1 Push Buttons and LEDs...........................15 6.2 LCD .................................15 6.3 Capacitive Touch Slider...........................16 6.4 LC Sensor ...............................16 6.5 Ambient Light Sensor............................17 6.6 Virtual COM Port .............................17 7. Advanced Energy Monitor ......................... 18 7.1 Usage.................................18 7.2 Theory of Operation ............................18 7.3 Accuracy and Performance..........................18 8. On-Board Debugger............................ 19 8.1 Debug Modes ..............................20 8.2 Debugging During Battery Operation ......................21 9. Kit Configuration and Upgrades ....................... 22 9.1 Firmware Upgrades ............................22 10. Schematics, Assembly Drawings, and BOM .................. 23 11. Kit Revision History and Errata ....................... 24 11.1 Revision History.............................24 silabs.com Building a more connected world. Rev. 2.00 2