Allowing Vcc to drop during use does put some limits on what you can do with the microcontroller, but if minimizing device size, pin count, complexity, cost, and/or power consumption are concerns ...

If so, remember to connect the VCC pin to 5V of the Arduino board to enable the control input pins IN1 and IN2. Also note at this point that, if you want perfect galvanic-isolation, do not link ...

I connected the LCD display according to a slightly modified design of Arduino's tutorial, with LCD VSS to ground, LCD VCC to power, LCD RS pin to digital pin 7, LCD Enable pin to digital pin 6 ...

Don’t forget to try using an Arduino digital pin instead of the VCC pin to control the common anode signal of the LEDs. #include <ShiftOutX.h> #include <ShiftPinNo.h> // Digital pins connected to ...

In addition to the ICSP, you get the pins in UART order and an I2C header. Vcc is switch selectable for 3.3 or 5volts. The reset switch has been moved to the edge plus two additional ADC pins.

The adapter, which connects the GND and VCC pin of the PS/2 connector with their respective pins on the USB Connector and CLK and DAT, pin to, respectively, D+ and D- pins.

While general chip functionality is provided within that Vcc range and the IC works as specified, Vcc variations cause slight changes in the switching responses. This means Vcc and GND noise cause ...