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Soldering and SMD
I'm curious if anyone mind giving me some advice on soldering irons. I've been using a Weller WESD51 as a student and hobbyist with good results. I've been moving more and more...
Sunday, 12 September 2010 - 19:04
Whats a good way to turn off TWI ICs to save battery life?
I've finally plunged and been having lots of fun learning TWI/I2C with my AVR. I've got RTC and EEPROM both working great through TWI. Next I'd like to make a complex circuit...
Tuesday, 17 August 2010 - 01:45
Voltage regulator for analog circuits
I've been looking into making a pH sensor circuit with an atmega168. I have learned that I needed to use op amps to amplify the voltage from the pH and have an offset in order to...
Friday, 26 March 2010 - 23:28
Sharing SPI with both SD and ISP?
For a project in school my teacher recommended I try to do it with SMD components. I am giving it a shot and while working on the circuit I came into a problem. I've always...
Sunday, 1 February 2009 - 22:30
Useful components/parts for students/hobbyist
Hi all, I've really been having a lot of fun learning and playing with electronics and my atmega8/16s. While I feel good enough to call myself a newbie now I'm curious what...
Saturday, 2 August 2008 - 06:18
What is this FET doing? (new question)
Hi, I'm researching and trying to understand ELM's schematic for interfacing with an MMC/SD card and not quite sure what the P Channel MOSFET (Q1 located by coordinates C2) is...
Thursday, 17 July 2008 - 11:58
Help understanding the AVR atmega8 used in this schematic
Hi, I'm a software guy that has found learning and playing with microcontrollers as a fun way to get introduced to hardware/electronics. I've finished a cool little robot with...
Monday, 23 June 2008 - 01:32