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Documentation > GR5515 Starter Kit User Guide/ Introduction Copy URL

Introduction

The GR5515 SK is a development platform based on GR551x SoCs (supporting Bluetooth 5.1). It contains a GR5515 SK Board, a schematic diagram, and a user guide. The GR5515 SK allows you to get familiar with GR551x-related development tools, quickly develop product prototype, and verify related functions.

Figure 1 GR5515 SK Board

By default, no software is pre-downloaded on a GR5515 SK Board. It is recommended to download the Bluetooth or peripheral application example projects provided in a GR551x SDK to a GR5515 SK Board for development and debugging.

To make best use of the GR5515 SK, it is recommended to refer to the following documents.

Table 1 Reference documents
Name Description

GR551x Developer Guide

Introduces the software/hardware and quick start guide of GR551x SoCs.

J-Link/J-Trace User Guide

Provides J-Link operational instructions. Available at

www.segger.com/downloads/jlink/UM08001_JLink.pdf.

GR5515-SK-BASIC-RevC

Offers GR5515 Starter Kit Board schematic diagrams.

Characteristics

  • A single-mode Bluetooth LE SoC that supports Bluetooth 5.1
  • Multi-functional buttons and LEDs
  • Interfaces that support inserting the Arduino module, with I/O voltage configurable by level shift
  • SEGGER J-Link OB that supports debugging
  • UART-to-USB connector
  • Micro USB connector, which establishes connection between a GR5515 SK Board and a PC
  • 1.44-inch color TFT display
  • On-board QSPI flash

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