Get $60 New Customers Coupons & Try JLCPCB at low cost: https://jlcpcb.com/AAA Join our group to get the instruction of Multi-Color Silkscreen PCB: https://www.facebook.com/groups/JLCPCB Try the world's most trusted PCB design software, Altium Designer with 365, for free and 25% off your purchase: https://www.altium.com/yt/greatscott! Check out Altium 365: https://www.altium.com/altium-365 Check out OctoPart: https://octopart.com/ You can get the Holtek Microcontrollers & Programmer here: (affiliate links) HT66F002: https://s.click.aliexpress.com/e/_DCUCVMD HT66F0176: https://s.click.aliexpress.com/e/_DDV19wN E-Link Programmer: https://s.click.aliexpress.com/e/_DlsY8bL You can download my created code here: https://www.patreon.com/posts/holtek-code-99366052 Previous video: https://www.youtube.com/watch?v=SG0eWf_Cbw0 Register Manipulation video: https://www.youtube.com/watch?v=EVm0qVJ56II Timer video: https://www.youtube.com/watch?v=IdL0_ZJ7V2s Facebook: https://www.facebook.com/greatscottlab Twitter: https://twitter.com/GreatScottLab Instagram: https://www.instagram.com/great.scott.lab/ TikTok: https://www.tiktok.com/@greatscottlab Discord: https://discord.gg/zuAvkAuhsY Support me for more videos: https://www.patreon.com/GreatScott?ty=h In this video we will be having a look at another Arduino Microcontroller alternative: the Holtek Microcontrollers from Taiwan. These are some of the cheapest microcontrollers you can get and they offer lots of useful features. So how easy are they to program and would I recommend using them? Let's find out! Useful Websites for Holtek Programming: https://www.instructables.com/Getting-Started-With-Holtek-Microcontrollers/ https://www.holtek.com/webapi/116711/HT66F002_0025_003_004v230.pdf https://www.holtek.com/webapi/116711/HT66F0176v131.pdf https://www.holtek.com/WebAPI/Holtek_e-Link_for_8-bit_MCU_OCDS_User_s_Guide_En.pdf/84d53516-918f-4b14-a087-5c47381cfe3a https://www.holtek.com/WebAPI/UploadFiles/Documents/Media/HoltekDataMigration/188787/Holtek_e-Link_QA_Ver103_EN.pdf https://cika.com/soporte/Information/Holtek/Microcontrollers/8-bit/DevTools/HT-IDE3000_ProgrammersGuideClanguage.pdf https://www.bestmodulescorp.com/dev16nsop002.html https://www.holtek.com/webapi/116745/an0446e.pdf Thanks to JLCPCB for sponsoring this video. Visit https://jlcpcb.com/ to get professional PCBs for low prices. 0:00 I need a CHEAP uC! 1:40 Intro 2:30 What features do we need? 3:42 HT66F002 Feature Overview 4:17 How to Program it? 5:15 Output Feature Blink 7:07 Input Feature 7:48 PWM Feature 9:04 ADC Feature 10:07 Sleep Mode (Low Power) 10:45 I2C Problem! 11:53 Verdict