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What’s New
Resources
Blog
Technical articles for developersNewsletter
The monthly Blues developer newsletterTerminal
Connect to a Notecard in your browserDeveloper Certification
Get certified on wireless connectivity with BluesWebinars
Listing of Blues technical webinarsBlues.comNotehub.io
Shop
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Collecting Sensor Data
Routing Data to Cloud
Building Edge ML Applications
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Twilio SMS Guide
Fleet Admin Guide
Using the Notehub API
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Asset Tracking
Attention Pin Guide
Connecting to a Wi-Fi Access Point
Debugging with the FTDI Debug Cable
Diagnosing Cellular Connectivity Issues
Diagnosing GPS Issues
Encrypting and Decrypting Data with the Notecard
Feather MCU Low Power Management
Minimizing Latency
Notecard Communication Without a Library
Recovering a Bricked Notecard
Remote Command and Control
Sending and Receiving Large Binary Objects
Serial-Over-I2C Protocol
Understanding Environment Variables
Understanding Notecard Penalty Boxes
Updating ESP32 Host Firmware
Using External SIM Cards
Using JSONata to Transform JSON
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