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How many pins are present in the Nokia 5110 GDM have?(a) 1(b) 8(c) 10(d) 5This question was addressed to me in my homework.This interesting question is from OLED Display Module topic in portion Interfacing of Sensors, Actuators, and Other Modules of Arduino

Answer»

The correct answer is (B) 8

For explanation I would say: The Nokia 5110 Graphical Display Module has 8 pins based on the internal architecture of it’s microcontroller. The pins are Vcc which supplies voltage and powers the entire module, GND which completes the CIRCUIT, RST which resets the module’s display, CE, which enables communications to the onboard CHIP of the module, DCand Dinis used to send data commands, Clk which is the clock pin, and BL which enables or disables the backlight of the display module.



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