Characters maybe written using either the MAX72XX::Character constants (MAX72XX Code B Font) or as uint8_t values defining the segments to be lit. As the Code B Fonts for 0 - 9 are BCD, they can be ...

After this tedious step, he designed a PCB that hosts an Arduino Nano to accept input, two MCP23017 GPIO expanders to give it enough outputs, and CD4066BE CMOS switches to trigger the connections.

7. to treat all persons fairly and with respect ... III. To strive to ensure this code is upheld by colleagues and co-workers. 10. to support colleagues and co-workers in following this code of ethics ...

Can also pass NULL to use the default pin assignments (digital pins 0-7 on Adafruit Metro Express or Arduino Zero): Adafruit_NeoPXL8 strip ... Microcontrollers compatible with this code are all 3.3V ...