12. App Controlled RGB LED - RoboticSchools

When you press “DOWN” 🔽 in the Bluetooth app 📱, which LED color turns on? 💡

• Red 🔴

• Green 🟢

• Blue 🔵

• White ⚪

When you press “UP” ⬆️ in the Bluetooth app 📱, which LED color turns on? 💡

• Red 🔴

• Green 🟢

• Blue 🔵

• White ⚪

You pressed the "RIGHT" ➡️ button in the Bluetooth app📱 which LED color turns on? 💡

• Red 🔴

• Green 🟢

• Blue 🔵

• White ⚪

When you press “LEFT” ⬅️ in the Bluetooth app 📱, which LED color turns on? 💡

• Red 🔴

• Green 🟢

• Blue 🔵

• White ⚪

Can you draw and label the 4 pins of an RGB LED? 🖍️🌈

You pressed “up” in the Bluetooth app, but the red light didn’t turn on ❌
What should you fix? 💡📱

• 🔁 Change P0 to P1

• 📲 Use “bluetooth” in the place of “WI-FI”

• ⏳ Add a forever loop

• ⬇️ Use “down” instead of “up”

Which website helps you control the RGB LED using Bluetooth? 🌐📲

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When the app sends “OFF” 🚫, which blocks will turn all RGB lights off? 🌈🧩

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Which blocks help the Microbit receive data from the Bluetooth app? 📲💡

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• 
• ✅ Both are correct

When you press the “UP” arrow ⬆️, the RGB LED still doesn’t turn on. What should you fix?

• Change the “>” to “=” 🔄

• Check the RGB pins 🔌

• Turn ON all colors 🌈

• Add delay ⏳