Author Archives: hclxing

TI Stellaris launchpad with IAR EWM — where do my printf messages go

Last week while cleaning up old stuff, I found two TI Stellaris (they now renamed it to Tiva) launchpad development kits in my junk box. I guess I bought them when TI firstly released them and then completely forgot. They … Continue reading

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Hacking a Dell power adapter — final (not really)

!!! WARNING: With this project, you power adapter will be reporting false information which may not match the original design. This may cause severe results such as file or damaging your laptop. Do it on your own risk!!!   As … Continue reading

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Hacking a Dell power adapter — part III

Last night I worked for more than 2 hours only finding out the chip in the power adapter is damaged. This time, I want to use my working power adapter. Instead of trying to talk to it directly using OneWire … Continue reading

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Hacking the Dell laptop power adapter — part II

Knowing that the power adapter may have a DS2502-like chip, I started looking around for the OneWire protocol. There are actually plenty of documents and even source code for this protocol, and I happen to have some DS18B20 for verification … Continue reading

Posted in 计算机与 Internet, MSP430 | Tagged , , , | 3 Comments

Hacking the Dell laptop power adapter

Recently I got a used dell laptop but the original power adapter is missing. Since the interface and power ratings seem to be pretty much same as my current dell, I thought I could be able to share the power … Continue reading

Posted in 计算机与 Internet, MSP430 | Tagged , , , | 6 Comments

Learning embedded things: Arduino like or something else…

Since the day I realized that my life is getting boring, I decided to do something fun. Embedded system and electronics look like very attractive to me. Talking about that, there are very popular “Arduino” things: you have the development … Continue reading

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System rebooted…

My blog was migrated to wordpress at the time Microsoft closed the MSN space service. Since then I didn’t make any new post, probably because I was too lazy to type “wordpress.com”. Today, i’m trying to resurrect my blog and … Continue reading

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