Apple II The Apple II (stylized as ) is an 8-bit home computer and one of the world's first highly successful mass-produced microcomputer products. It was designed primarily by Steve Wozniak; Jerry Manock developed the design of Apple II's foam-m ...

text mode uses the 7-bit

ASCII ASCII ( ), abbreviated from American Standard Code for Information Interchange, is a character encoding standard for electronic communication. ASCII codes represent text in computers, telecommunications equipment, and other devices. Because of ...

(us-ascii) character set. The high-bit is set to display in normal mode on the 40x24 text screen.

Character sets

Apple II / Apple II plus

The original Signetics 2513 character generator chip has 64 glyphs for upper case, numbers, symbols, and punctuation characters. Each 5x7 pixel bitmap matrix is displayed in a 7x8 character cell on the text screen. The 64 characters can be displayed in INVERSE in the range $00 to $3F, FLASHing in the range $40 to $7F, and NORMAL mode in the range $80 to $FF. Normal mode characters are repeated in the $80 to $FF range. To display lowercase letters, applications can run in the graphics modes and use custom fonts, rather than running in text mode using the font in ROM.

Apple IIe

Apple IIc

Apple IIc alternate

Apple IIGS

Apple II

MouseText MouseText is a set of 32 graphical characters designed by Bruce Tognazzini and first implemented in the Apple IIc. They were then retrofitted to the Apple IIe forming part of the Enhanced IIe upgrade. A slightly revised version was then released w ...

character set

References

External links

Typography in 8 bits: System fonts

Video ROMs
{{character encodings Character sets Apple II computers