Tag Archives: Linux

Barometric pressure sensor, Raspberry, Python and things in the works

After a few weeks of waiting, I’ve finally received two breakout boards with BMP085 barometric pressure sensors.

Posted in Hardware Projects, Raspberry Pi | Tagged , , , | 1 Comment

Precompiled TP-Link TL-WN725N driver for 3.2.27+ Raspbian kernel

Download, copy it to /lib/modules/3.2.27+/kernel/drivers/net/wireless/ and reboot. After that, setup your wireless network.

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Building TP-LINK TL-WN725N WiFi USB Adapter driver for Raspberry Pi

UPDATE (2013-01-25): I’ve updated RPi firmware today and it seems that the latest kernel (3.6.11+) includes working driver for TL-WN725N. Instructions below are now obsolete/educational I’ve decided to replace TL-WN721N adapters with something smaller. After some research and tests with … Continue reading

Posted in Raspberry Pi | Tagged , , | 11 Comments

Setting up hardware RTC in Raspbian

My Raspberries are expanded with DS3231 I2C realtime clock. It’s a very simple solution, as only required external component is a backup battery (crystal is integrated into the chip!). And it’s also claimed to be very accurate By default, Raspbian installation … Continue reading

Posted in Raspberry Pi | Tagged , , | 13 Comments

Raspberry Pi WiFi configuration

Here’s a short tutorial on how to quickly setup WiFi on your RasPi. I’m using Atheros based TP-LINK TL-WN721N USB adapter – good and cheap.

Posted in Raspberry Pi | Tagged , , | 3 Comments