![]() The viewing angle is fairly important, from the wrong angle the display is quite washed out. This shield has a built-in SD-card reader, but no touch screen. Fortunately that leaves pins 10,11,12,13 and A5 free. I connected SET/ADJ push-buttons to 10 & A5 and used 11 & 12 as SDA/SCL for a software I2C to the DS3231 real time clock module. There was a lot of software in this project so when the time came to go from prototype to final assembly I decided to go to the other extreme and keep it as simple and minimalistic. Flipclock js example different style software# This gave me access to the pins I needed for the RTC and the two switches. The LCD shield goes on top, and Uno underneath to create a quite thick sandwich. Flipclock js example different style code#.Flipclock js example different style software#. ![]()
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