12.1.1 Binary 258
Boolean Operations 260
Binary Mathematics 261
12.1.2 Other Base Number Systems 263
12.1.3 BCD (Binary Coded Decimal) 264
12.2.1 ASCII (American Standard Code for Information Interchange) 264
12.2.2 Parity 267
12.2.3 Checksums 268
12.2.4 Gray Code 268