---
title: Notecard
description: The hub for documentation on Notecard.
source_url: https://dev.blues.io/notecard/
canonical_url: https://dev.blues.io/notecard/
markdown_url: https://dev.blues.io/notecard.md
---

# Notecard

The hub for documentation on Notecard. In-depth information about how the Notecard works, and how to configure the Notecard for your projects.

## Notecard Walkthrough

A comprehensive walkthrough of the features and capabilities of the Notecard.

### [Notecard Overview](https://dev.blues.io/notecard/notecard-walkthrough/overview.md)

[Get started with Notecard fundamentals](https://dev.blues.io/notecard/notecard-walkthrough/overview.md)

### [Requests & Responses](https://dev.blues.io/notecard/notecard-walkthrough/notecard-requests-and-responses.md)

[Learn how to format requests to Notecard using JSON](https://dev.blues.io/notecard/notecard-walkthrough/notecard-requests-and-responses.md)

### [JSON Fundamentals](https://dev.blues.io/notecard/notecard-walkthrough/json-fundamentals.md)

[Standards for how Notecard works with JSON](https://dev.blues.io/notecard/notecard-walkthrough/json-fundamentals.md)

### [Notecard Interfaces](https://dev.blues.io/notecard/notecard-walkthrough/notecard-interfaces.md)

[How to communicate via USB, UART, AUX UART, or I2C](https://dev.blues.io/notecard/notecard-walkthrough/notecard-interfaces.md)

### [Essential Requests](https://dev.blues.io/notecard/notecard-walkthrough/essential-requests.md)

[Core requests every developer should know](https://dev.blues.io/notecard/notecard-walkthrough/essential-requests.md)

### [Time & Location Requests](https://dev.blues.io/notecard/notecard-walkthrough/time-and-location-requests.md)

[Requests for obtaining time and location](https://dev.blues.io/notecard/notecard-walkthrough/time-and-location-requests.md)

### [Inbound Requests & Shared Data](https://dev.blues.io/notecard/notecard-walkthrough/inbound-requests-and-shared-data.md)

[Handle data sent from the cloud to your device](https://dev.blues.io/notecard/notecard-walkthrough/inbound-requests-and-shared-data.md)

### [Web Transactions](https://dev.blues.io/notecard/notecard-walkthrough/web-transactions.md)

[Perform HTTP requests and web-based operations](https://dev.blues.io/notecard/notecard-walkthrough/web-transactions.md)

### [Low-Power Firmware Design](https://dev.blues.io/notecard/notecard-walkthrough/low-power-firmware-design.md)

[Optimize battery life and power consumption](https://dev.blues.io/notecard/notecard-walkthrough/low-power-firmware-design.md)

### [Low Bandwidth Design](https://dev.blues.io/notecard/notecard-walkthrough/low-bandwidth-design.md)

[Minimize data usage and optimize connectivity](https://dev.blues.io/notecard/notecard-walkthrough/low-bandwidth-design.md)

### [Working with AUX Pins](https://dev.blues.io/notecard/notecard-walkthrough/working-with-the-notecard-aux-pins.md)

[Use auxiliary pins for additional functionality](https://dev.blues.io/notecard/notecard-walkthrough/working-with-the-notecard-aux-pins.md)

### [Updating Firmware](https://dev.blues.io/notecard/notecard-walkthrough/updating-notecard-firmware.md)

[Keep your Notecard updated with the latest features](https://dev.blues.io/notecard/notecard-walkthrough/updating-notecard-firmware.md)

### [Advanced Configuration](https://dev.blues.io/notecard/notecard-walkthrough/advanced-notecard-configuration.md)

[A variety of advanced configuration scenarios for Notecard](https://dev.blues.io/notecard/notecard-walkthrough/advanced-notecard-configuration.md)

***

## Notecard Resources

### [Notecard API Reference](https://dev.blues.io/api-reference/notecard-api.md)

[Complete listing of all the requests you can send to the Notecard in host firmware.](https://dev.blues.io/api-reference/notecard-api.md)

[Visit API reference](https://dev.blues.io/api-reference/notecard-api.md)

### [Notecard Guides](https://dev.blues.io/guides-and-tutorials/notecard-guides.md)

[A series of in-depth guides to help you use different features of the Notecard.](https://dev.blues.io/guides-and-tutorials/notecard-guides.md)

[Browse guides](https://dev.blues.io/guides-and-tutorials/notecard-guides.md)

### [Notecard Firmware Releases](https://dev.blues.io/notecard/notecard-firmware-releases.md)

[A listing of all Notecard firmware versions, with instructions on how to update your devices.](https://dev.blues.io/notecard/notecard-firmware-releases.md)

[Read update guide](https://dev.blues.io/notecard/notecard-firmware-releases.md)

### [Notecard Product Family](https://dev.blues.io/notecard/notecard-product-family.md)

[A listing of all Notecard product offerings and their features.](https://dev.blues.io/notecard/notecard-product-family.md)

[Visit product listing](https://dev.blues.io/notecard/notecard-product-family.md)