Clock with adjust, thermometer & voltmeter on KTM-S1201 lcd display

In an old article from my Romanian blog I test an vintange lcd 12-digit 7-segment named KTM-S1201 who use UPD7225 driver…

Now I made an adjusting clock with DS18B20 thermometer an 20V DC voltmeter.

Schematic for this module is

For LCD display I use this schematic:

I rewrite the program (sketch), so I use KTMS1201_RTC_18B20_voltmeter.ino file to have next situations:

For made the sketch, must add KTMS1201.h file in same subdirectory as sketch

You can see how clock work in clock with adjust, thermometer & voltmeter on KTM-S1201 lcd display (2) movie:

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