Lesson 6 - NodeMCU with PWM Pin كورس تعلم شريحة NodeMCU وكيفيه استخدامها مع الحساسات. Course Contents: 1- What is NodeMCU. 2- NodeMCU Instillation in Arduino IDE. 3- Simple Projects with NodeMCU (Sensors & Actuators) 4- NodeMCU with Communication protocols. 5- Connection NodeMCU with Wi-Fi. 6- Use NodeMCU as Clients & Server. 7- Different Platform uses with IOT application.

1. NodeMCU Course
NodeMCU with PWM

2. NodeMCU with PWM (Pulse-Width
Modulation)
Eng.
Elaf
A.Saeed
• The ESP8266 GPIOs can be set either to output 0V or 3.3V, but they can’t
output any voltages in between. However, you can output “fake” mid-level
voltages using pulse-width modulation (PWM), which is how you’ll produce
varying levels of LED brightness for this project.

3. NodeMCU with PWM (Pulse-Width
Modulation)
Eng.
Elaf
A.Saeed
• The duty cycle is the
fraction of time period at
which LED is set to
HIGH.

4. NodeMCU with PWM (Pulse-Width
Modulation)
Eng.
Elaf
A.Saeed

5. Components
Eng.
Elaf
A.Saeed
• NodeMCU
• Cable
• Led
• 220 ohm

6. Circuit Design
Eng.
Elaf
A.Saeed

7. Program Code
Eng.
Elaf
A.Saeed

8. Thank you

9. Email: elafe1888@gmail.com
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