Uploaded March 2022 | Updated September 2026, 2 weeks ago

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Following up on what I've said on the #DFRobot Starter Kit for Arduino® Unboxing video, this will serve as the eighth video on the DFRobot Exclusive Playlist.

TIMESTAMPS:

00:00 - Intro + Context
00:36 - Things Needed
00:46 - How Everything Is Connected
01:26 - Sample Code
01:42 - Code Demo
01:53 - Desmos Sinewave Graph Demo (Using Degree Angle, Radians, and Sine Values)
02:14 - How The Code Works
02:30 - What is a Float Data Type
03:41 - For Statement
04:06 - How to get sinVal Formula
04:24 - Confusion
04:43 - What is sin()
05:57 - Resolution
06:05 - "This Number"
06:22 - Using for() loop to get sinVal
07:27 - Radians to Frequency Conversion
08:09 - Moving on to tone()
08:28 - What is noTone()
08:43 - Cheat Sheet
09:07 - Next Project
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NECESSARY LINKS:

My Desmos Graph Demo: desmos.com/calculator/mbyhzyn9n9
Degree to Radian Conversion Formula: varsitytutors.com/hotmath/hotmath_help/topics/degree-to-radian-measure
Online Tone Generator: szynalski.com/tone-generator

Arduino References float(): arduino.cc/reference/en/language/variables/data-types/float
Arduino References for(): arduino.cc/reference/en/language/structure/control-structure/for
Arduino References sin(): arduino.cc/reference/en/language/functions/trigonometry/sin
Arduino References tone(): arduino.cc/reference/en/language/functions/advanced-io/tone
Arduino References noTone(): arduino.cc/reference/en/language/functions/advanced-io/notone

DFRobot's Website: bit.ly/DFRobotWebsite
DFRobot Beginner Kit for Arduino®: bit.ly/DFRobotStarter
DFRobot Beginner Kit for Arduino® PDF: bit.ly/DFRobotPDF
DFRobot Beginner Kit for Arduino® Sample Codes: bit.ly/DFRobotSampleCodes
DFRobot WIKI: bit.ly/DFRobotWIKI
DFRobot Github: bit.ly/DFRobotGithub
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PLAYLISTS:

My Arduino Projects: youtube.com/playlist?list=PLnJ6CeayQGsXE3LPt5P663Xia_SgUwk1K

Arduino Beginner Friendly Projects: youtube.com/playlist?list=PLnJ6CeayQGsXOvOIqtfdV1R2mZ7NwrkUN

DFRobot Exclusive: youtube.com/playlist?list=PLnJ6CeayQGsXyz8CUWf-XM5yiIPVX7HAH

Tech Reviews/Unboxings: youtube.com/playlist?list=PLnJ6CeayQGsWKei0q76B0K-abl-uNfV9C

DIY Stuff: youtube.com/playlist?list=PLnJ6CeayQGsXometlrJ0e8e4h3yDLgOgT

How-To Videos: youtube.com/playlist?list=PLnJ6CeayQGsUAT9Qcj9GxkHb_TWJRzCBR

My PC Upgrade Journey: youtube.com/playlist?list=PLnJ6CeayQGsXILXpLDGD-fO8qgBr-O3We

5 Things That I Think Are Useful: youtube.com/playlist?list=PLnJ6CeayQGsU8e5c8Cl__pAp9USXkg9qi

D.I....Y Did I Even Do This?: youtube.com/playlist?list=PLnJ6CeayQGsX0i20RY0Fv0XHlMYGu0ddh

OTHERS: youtube.com/playlist?list=PLnJ6CeayQGsXqM4gXQvlqLiBD05cns2Tu
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Music Sources:

Intro Music From: bensound.com
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Check out where I get my sweet BGM.

***This is a referral link: epidemicsound.com/referral/8p9une

It will help me reduce my incoming invoices if you signup!
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ANIME CLIPS:

Kaguya-sama: Love is War
Avatar: The Last Airbender
Gabriel DropOut!
Mob Psycho 100
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OTHER CLIPS:

Bear Waving: youtu.be/GyTjnVO1HAs
Shirakami Fubuki Channel: youtube.com/channel/UCdn5BQ06XqgXoAxIhbqw5Rg
Hoshimachi Suisei Channel: youtube.com/channel/UC5CwaMl1eIgY8h02uZw7u8A
Usada Pekora Channel: youtube.com/channel/UC1DCedRgGHBdm81E1llLhOQ
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Social Media Links To Follow (I mean, if you want to):

Facebook - fb.me/HeathenHacks
Twitter - twitter.com/HeathenHacks
Odysee: odysee.com/@HeathenHacks
Arduino Project Hub - create.arduino.cc/projecthub/Heathen_Hacks-v2
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