ARDUINO SENSOR NETWORKS
Connect simple Arduino sensor nodes to a modern IoT system
Use Arduino boards as reliable sensor and actuator nodes, then connect them to IoT systems through serial, gateways, or ESP32/Raspberry Pi bridges.
Created by Marco Schwartz
A clear result, not another playlist
What you will learn
- Build Arduino sensor nodes
- Format reliable telemetry messages
- Use serial communication for device gateways
- Separate node logic from gateway logic
- Create simple actuator control protocols
- Debug data flow across boards
Your finished project
Finish the course able to build Arduino sensor nodes.
Step-by-step learning path
Course curriculum
3 sections / 9 lessons
1Sensor Node Foundations3 lessons
- Read and calibrate multiple sensors01
- Create stable sampling intervals02
- Format readings as structured messagesPreview03
2Gateway Communication3 lessons
- Send telemetry over serial01
- Build simple command and response protocols02
- Bridge Arduino data into ESP32 or Raspberry Pi03
3IoT Project Patterns3 lessons
- Create a multi-node monitoring setup01
- Add actuator commands and acknowledgements02
- Document node IDs, message formats, and wiring03
See how the course teaches
Try a lesson before enrolling
Open the public lesson directly on this page. No account or payment is required.
Designed for practical progress
About this course
An Arduino-linked IoT course for makers who want to use simple boards in connected systems. Students build sensor nodes, format telemetry, communicate over serial, and bridge readings into an ESP32 or Raspberry Pi gateway.
Learn from experience
Meet your instructor
Marco Schwartz
Maker educator and electronics & IoT instructor
Marco Schwartz teaches practical electronics, embedded programming, and connected-device projects. His courses help makers move from wiring and firmware to dependable Arduino, ESP32, Raspberry Pi, MQTT, Node-RED, and home automation systems they can understand, troubleshoot, and extend.
- 15+ years of electronics and maker education
Student results
What learners are saying
4.7 from 3 stories
“I've always wanted to collect sensor data from around my home, and this course made it totally doable. Now I have temperature and humidity nodes everywhere. Love it!”
“Really well structured. It builds up step by step, so concepts like gateways and networks never feel overwhelming. Fantastic course.”
“Learned a ton and got my sensor network up and running. A little prior Arduino experience definitely helps, but the course does a great job of filling in the gaps.”
Before you start
Requirements
- Arduino Basics for Makers or equivalent
- Arduino board
- Sensor kit
- Optional ESP32 or Raspberry Pi gateway
A good fit for
Who this course is for
- Makers who want a structured path into Arduino
- Learners who prefer building real projects over watching disconnected tutorials
- Developers and hobbyists who want practical troubleshooting experience
Answers before you enroll
Frequently asked questions
Is this course suitable for beginners?
Yes. The course is designed for intermediate learners and builds each skill in a deliberate sequence.
What do I need before starting?
You will need Arduino Basics for Makers or equivalent, Arduino board, Sensor kit, Optional ESP32 or Raspberry Pi gateway.
Can I learn at my own pace?
Yes. Start after checkout and return to the course whenever you are ready to continue.
What if the course is not a good fit?
Contact Makecademy support within 14 days of purchase. We will review the request and issue a refund when the course is not a suitable fit.
Ready to build it?
Start Arduino IoT Sensor Nodes and Gateways today
Follow a clear path from the first setup step to a finished project you can explain, troubleshoot, and extend.
$29
Enroll nowA practical 14-day guarantee
Start the course and review the learning path. If it is not the right fit, contact us within 14 days and we will help make it right.