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by Langster1980
Sun Nov 22, 2015 10:31 pm
Forum: Community Projects
Topic: I built a sidereal clock!
Replies: 0
Views: 14486

I built a sidereal clock!

I built a fancy GPS and RTC controlled clock for astronomy - It's called a sidereal clock. For more information and stuff check out my blog posts: http://langster1980.blogspot.co.uk/2015/11/arduino-sidereal-clock.html http://langster1980.blogspot.co.uk/2015/11/arduino-sidereal-clock-with-rtc-module....
by Langster1980
Tue Oct 27, 2015 9:07 pm
Forum: Display
Topic: 2004 20x4 I2C Serial LCD Module (HCMODU0010)
Replies: 54
Views: 119761

Re: 2004 20x4 I2C Serial LCD Module (HCMODU0010)

Having problems with an 20x4 I2C display I bought recently. It doesn't respond at all. I have checked the example with both addresses. The screen itself powers up and the backlight comes on when prompted but no characters are displayed on screen. I then tried another I2C device (An RTC) with the sam...

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