Here is an image to demonstrate #3. Connecting the bottom left pin to the screw (which is touching the battery’s + or cathode) will drive the reset pin on the MCU high, which acts the same as power cycling the device.
Here is an image to demonstrate #3. Connecting the bottom left pin to the screw (which is touching the battery’s + or cathode) will drive the reset pin on the MCU high, which acts the same as power cycling the device.