A 140mAh battery that can last five to seven days of normal usage on a single charge.An ARM Cortex-M3 processor running at maximum 120Mhz.4MB flash memory for the classic Pebble and 8MB flash memory for the Pebble Steel.A 1.26" display containing 144 x 168 pixels.In terms of hardware specs, the Pebble has the following: The primary way of interacting with the Pebble is through its four buttons there's one on the left (the Back button), and three on the right ( Up, Select, and Down). NOTE: Images of the Pebble watch are from the Pebble website:įigure 1: The Pebble and the Pebble Steel Other than the look (and a bit more memory), the Pebble Steel is identical to the classic Pebble. The Pebble comes in two varieties: a classic “plastic” Pebble ($150) and a classier Pebble Steel ($249) (see Figure 1). In this article, I'll walk you through the process of creating a Pebble application and how you can extend its functionality by writing JavaScript code to connect it to the outside world. Sports apps that run on iPhone or Android devices and send the data directly to the Pebble watch.Standalone apps that run on the Pebble and can communicate with a Javascript application running on a mobile device.Standalone apps that run on the Pebble and can communicate with either an iPhone or Android app.The Pebble watch supports the following types of applications: The Pebble watch comes with a black-and-white e-paper display, and includes several sensors such as a magnetometer, an ambient light sensor, and an accelerometer. It's one of the most successful Kickstarter projects to-date and has received significant success with consumers. Pebble is a “smart” watch developed by Pebble Technology Corporation. The links in the article for the blog and for the SDK no longer go to valid pages. Editor's Note: Pebble was purchased by Fitbit in 2016.
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