plot thermometer / clock for 3D printers

myminifactory

Update #5: Description of the calibration process -> Instructions Update #4: Minor bug fix in the Calibration routine -> v1_1b Update #3: Improved servo arm attachment. See Instructions Update #2: Additional version of the servo arms. See Instructions Update #1: Videos of the plot thermometer/clock: http://youtu.be/0nTKUaYZzgA and http://youtu.be/XSc-_maon80 (please see further update info under instructions) This plot thermometer and plot clock is based on http://www.thingiverse.com/thing:248009 and http://www.thingiverse.com/thing:255608 Initially only with the intention to replace the screws with printed hinges I made several improvements: Hardware: Printed hinges Fully cover of the electronics Covered servos Thermal measurement Integrated switch and power jack Hooks for wall mounting I2C connector for further enhancements like motion sensor etc. mechanical stability FDTI programming port for the arduino Magnetic drawing board holder Software: Inline calibration & setup (use x when connected to a 9600 serial terminal) EEPROM storage of the calibration values temperature measurement capability based on a DS18B20 possibility to choose between time and temperature display Display flip capability (for wall mount) switch for multiple functions (temperature or time / plot on or off)