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Hello, I am in need of some assistance. I have purchased this driver/light combo from ebay for use in aquarium lighting. I have 4 of the 3W LEDs connected and it's adequately bright. I'd like to simulate the sunrise/sunset cycle that's been done 1000 times before. I was planning on PWMing the...

I've been working with a Futaba US162D03CB VFD display and have run into a problem with the shiftout command. I finally got it working by bit banging then working backwards. This code works: Display: high clock for counter = 1 to 8 mask = futaba & 128 low Fdata if mask = 0 then skipMSB...

I'm pulling my hair out over this one. I've got an 8X8 LED hooked up to a MAX7219. I'm trying to display a message stored in EEPROM and scroll it right to left across the screen. So far I am able to look up the letter, convert it to the right "bit pattern" and store it in the scratchpad. What...

I'm working on a web based thermostat to control my HVAC system and wanted to share my experiences. I've browsed these forums a number of to solve various challenges. I had been using Basic Stamps for a looooong time but find the Picaxe chips more bang for the buck. I was always scared to drop a...