Quick Start Guide
Copyright © 2020 Shenzhen Goodix Technology Co., Ltd. 2
1.
Connect the GR5515 SK Board to a PC with a Micro USB 2.0 cable. The Micro USB connector is used for power
supply and programming through J-Link.
2.
Switch
S6
(power switch) to the right side (as shown in the figure above) to power the board with current
passing through the on-board LDO; switch
S6
to the left side to power the board by lithium batteries.
3.
Switch
S5
(power switch) to the right side (marked with
ON
) to turn on the power.
4.
D102 starting flashing indicates that the PC begins to detect the J-Link port. If the detection succeeds, D102
stops flashing and remains on.
5.
When D102 remains on, open the File Explorer of the PC, and check whether J-Link is in the list of
Device
Manager
>
Ports (COM & LPT)
. J-Link in the list indicates that power and connection settings are completed,
and downloading and programming for GR551x are permitted; otherwise, check whether the J-Link driver is
installed properly, and reinstall the J-Link driver in the latest version if necessary.
2.3
Example Running
The GR551x SDK provides various example projects, which are in
SDK_Folder\projects
. After completing
power supply and connection settings, you can run any example project. For more information about compiling
and downloading example projects with Keil, see the
GR551x Developer Guide
.
2.4
Mobile Connection Test
Install GRToolbox App on a mobile phone (Android), and enable Bluetooth on the phone. Run the GRToolbox to
start scanning and establish connection with the GR5515 SK Board.
