sensortag

Node.js Bit Operations

I was working on trying to get the barometer readings from my TI SensorTag using Node.js when I came across this problem. See, the user's guide has two code examples for the algorithm for the pressure - one in C, and one in Java. The one in C uses

sensortag

Published Bluetooth LE Module

Well, I published my Node.js module for Bluetooth LE, btle.js (pronounced "Beetle Juice") to npm. Even though it's labeled version 0.1.0, it's got most of the functionality that's necessary for Bluetooth LE - reading attributes, writing commands and requests, and listening for notifications. I'm

sensortag

TI SensorTag

I got my TI Bluetooth SensorTag Friday, and played with it some over the weekend. It's pretty nice. It's basically a small device with a bunch of embedded sensors on it - accelerometer, gyroscope, ambient temp, IR temp (see below), humidity, barometric pressure, and a couple of buttons on it.