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sparkfun COM-18354, Руководство по подключению

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Qwiic LED Stick - APA102C Hookup Guide

Introduction

The SparkFun Qwiic LED Stick - APA102C simplifies adding addressable LED control to any I C project using the
SparkFun Qwiic System. The board includes 10 APA102 addressable LEDs controlled by an ATTiny85 on the
board to work in tandem with either the SparkFun Qwiic LED Stick Arduino library or Python package..

2

SparkFun Qwiic LED Stick - APA102C

 COM-18354

Product Showcase: SparkFun Qwiic LED Stick

Product Showcase: SparkFun Qwiic LED Stick

Содержание COM-18354

Страница 1: ...ject using the SparkFun Qwiic System The board includes 10 APA102 addressable LEDs controlled by an ATTiny85 on the board to work in tandem with either the SparkFun Qwiic LED Stick Arduino library or...

Страница 2: ...and to top it off we ll take a close look at the SparkFun Qwiic LED Stick Arduino library and Python package as well as a few of the examples included in them Required Materials In order to follow alo...

Страница 3: ...BC you ll need at least one Qwiic cable SparkFun carries a variety of lengths and types of Qwiic cables as seen here SparkFun Qwiic Adapter DEV 14495 SparkFun Qwiic Shield for Arduino DEV 14352 SparkF...

Страница 4: ...of current that your microcontroller may not be able to provide We recommend using a dedicated power supply for the APA102 LEDs on the LED Stick Select your power supply based on the estimated total...

Страница 5: ...familiar with the Qwiic System we recommend reading here for an overview We also recommend taking a look at the following tutorials if you aren t familiar with the concepts covered in them Soldering I...

Страница 6: ...other Qwiic breakouts using the ATTiny85 users can update or change the firmware using the 2x3 pin header on the back of the board The firmware can be found in the Hardware GitHub Repository For tips...

Страница 7: ...spaced PTH header 3 3V and GND are also provided via the Qwiic interface to power both the ATTiny85 as well as the APA102C LEDs in the default configuration Solder Jumpers The Qwiic LED Stick has four...

Страница 8: ...23 Closing this jumper adjusts the address to 0x22 The LED jumper controls the board s power LED by tying the anode to 3 3V via a 1k resistor The jumper is CLOSED by default Sever the trace between th...

Страница 9: ...N and GND pins capable of supplying enough current to power the LED chain After making your power supply connections plug the Qwiic LED Stick to the controller using a Qwiic cable or the I C PTH pins...

Страница 10: ...value is 10 Max value is 100 Arduino Examples The Qwiic LED Stick Arduino Library includes eleven examples to get you started with the basics of the board along with some nifty lighting demos In this...

Страница 11: ...ow color plus white so you can get a quick idea of how each color looks at each brightness level Just like Example 3 the code creates three arrays for Red Blue and Green and assigns values for each LE...

Страница 12: ...e hardware I C connection is enabled on your Raspberry Pi or other single board computer The Raspberry Pi tutorials linked in the note above cover how to enable the Pi s I C bus PyPi Installation Host...

Страница 13: ...like in the Arduino library each example creates the my_stick object and includes a begin statement that initializes the Qwiic LED Stick on the I C bus and freezes the code if that fails my_stick qwii...

Страница 14: ...lighting displays along with demonstrations of how to change the I C address adjust the total number of LEDs controlled to add other LED Sticks or LED strips Troubleshooting In this section we ll outl...

Страница 15: ...or help If this is your first visit you ll need to create a Forum Account to search product forums and post questions CREATE NEW FORUM ACCOUNT LOG INTO SPARKFUN FORUMS Resources and Going Further That...

Страница 16: ...gs APA102 2020 are the highest resolution LED rings available LuMini 8x8 Matrix Hookup Guide The LuMini 8x8 Matrix APA102 2020 are the highest resolution LED matrix available LumiDrive Hookup Guide Th...

Страница 17: ...nd Funky Colors MAY 23 2018 Fan Out Capability of the APA102C JUNE 18 2018 ATP Circuit Design with LEDs JULY 2 2018 Save Your Buffer SEPTEMBER 6 2018 Underlit Crystal Display DECEMBER 19 2018 Python a...

Страница 18: ...DIY Camera Lens Light Ring FEBRUARY 5 2019 Enginursday DIY Capacitive Touch Night Light JUNE 6 2019 Enginursday Ten Years of Testbeds OCTOBER 10 2019...

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