- page 7-1
- address decoding
- page 7-2
- address decode
- page 7-3
- the address decoded signals
- page 7-4
- address decode hardware
- page 7-5
- address decoded signals
- page 7-6
- schematic: generation of address decoded signals
- page 7-7
- address decoding in the apple is an exercise in division by eight
- page 7-8
- i/o timing
- page 7-9
- serial i/o hardware
- timing example: 6502 access to $C080
- page 7-10
- schematic: serial i/o devices
- page 7-11
- page 7-12
- cassette input wave shaping
- the apple ii keyboard
- page 7-13
- page 7-14
- schematic: the apple ii keyboard
- page 7-15
- the apple ii plus keyboard
- page 7-16
- schematic: the apple ii plus keyboard and encoder board
- page 7-17
- peripheral slot connections
- relation of ASCII to keypress
- page 7-18
- page 7-19
- peripheral slot connections
- page 7-20
- page 7-21
- the apple i.o system: KSW and CSW
- page 7-22
- some revision 7 additions
- page 7-23
- page 7-24
- programming the game paddles
- page 7-25
- page 7-26
- assembler listing: a paddle read program
- page 7-27
- page 7-28
- a modified game i/o plug
- extending the game i/o socket
- page 7-29
- wiring a paddle set plug
- page 7-30
- game i/o extender configurations
- page 7-31
- schematic: game i/o extender
- page 7-32
- page 7-33
- using paddles and joysticks not designed for the apple
- page 7-34
- modifying the keyboard so ctrl and reset must be pressed to cause a reset
- page 7-35
- the ctrl-reset modification, for older keyboards
- page 7-36
- making the shift-key modification
- page 7-37
- installation of shift key mod, for older keyboards
- page 7-38
- enabling lower case, apple ii plus
- page 7-39
- installing a volume control on the apple speaker
- page 7-40
- two volume control methods