Lesson 23--Microduino Digital Tube Clock
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This tutorial will teach you use the Microduino RTC module to display time on 4 digit tubes.
Digit tube program download:
Measure the four digital tube clock pin. Digital tube has different specification.
Insert the digital tube to Microduino core. Installation method is top row connect to D0 - D6, button row connect to D7 - D13.
Stack the Microduino-USBTTL, Microduino Core and Microduino RTC together.
Before download program, can't overlay digital tube. Because if the digital tube connect to the serial port pin, keep the serial port pin voltage as low level, will be about 0.7 V, which will cause the program download fail. Because digital tube pin may be different, so you may need to change the program.
After download program, the digit tube will display time.