Not exactly schematics, but [Duckman] has some Arduino pinout diagrams he made using ASCII-art. These could be useful when pasted into source code as comments, documenting the pinouts for your ...

Each byte in the file contains one character that conforms to the standard ASCII code (see ASCII chart). Program source code, batch files, macros and scripts are straight text and stored as ASCII ...

The sequential order of ASCII data. In ASCII code, lower case characters follow upper case. True ASCII order would put the words DATA, data and SYSTEM into the following sequence. See ASCII chart.

This number is called its code. We can then store this code in the computer using binary ones and zeros. ASCII stands for American Standard Code for Information Interchange. ASCII code allows ...

"It's a binary code", he explained. "Up triangles are 1. Down triangles are O. There are 29 sequences and each sequence is 8 digits. Then you convert the binary to decimal and then to ASCII." ...