Beta fish are one of the simplest family pets to care for. So when [Derek] provided his sweetheart one for Valentine’s day he believed the task was done. turns out these tropical family pets want 75-80 F water as well as that’s not going to occur in a ordinary old bowl when you keep your house thermostat in the mid sixties during the winter. While trying to find a basic heating option he stumbled across the concept of utilizing a inexpensive drip coffee maker as an aquarium.
The two primary elements are already in place: a remove glass vessel for the water as well as a method to warm it. The genuine technique is to utilize the heating aspect to carefully warm the water to the proper temperature. maybe the crucial piece of the job is that the gadget already had a timer that shut off the heating element. This equates to simple manage with his MSP430 microcontroller as it indicates there’s a relay present. He likewise patched into the two seven-segment screens to provide him comments on the temperature currently being checked out by the RL1003 thermistor which is submerged in the water. You’ll likewise note that he added a few LEDs to the lid to provide the aquarium some inner glow.