home *** CD-ROM | disk | FTP | other *** search
Wrap
-- card: 8354 from stack: in.0 -- bmap block id: 6109 -- flags: 0000 -- background id: 2805 -- name: apple desktop bus ----- HyperTalk script ----- on opencard show background field 2 end opencard -- part 3 (button) -- low flags: 00 -- high flags: 0000 -- rect: left=317 top=58 right=70 bottom=467 -- title width / last selected line: 0 -- icon id / first selected line: 0 / 0 -- text alignment: 1 -- font id: 0 -- text size: 12 -- style flags: 0 -- line height: 16 -- part name: desktop bus ----- HyperTalk script ----- on mouseUp push card visual effect wipe left go to card "apple desktop bus" end mouseUp -- part 4 (button) -- low flags: 00 -- high flags: 0000 -- rect: left=313 top=154 right=166 bottom=496 -- title width / last selected line: 0 -- icon id / first selected line: 0 / 0 -- text alignment: 1 -- font id: 0 -- text size: 12 -- style flags: 0 -- line height: 16 -- part name: via ----- HyperTalk script ----- on mouseUp push card visual effect wipe left go to card "via" end mouseUp -- part 7 (button) -- low flags: 00 -- high flags: 0000 -- rect: left=290 top=268 right=280 bottom=331 -- title width / last selected line: 0 -- icon id / first selected line: 0 / 0 -- text alignment: 1 -- font id: 0 -- text size: 12 -- style flags: 0 -- line height: 16 -- part name: mouse ----- HyperTalk script ----- on mouseUp push card visual effect iris open go to card "mouse" end mouseUp -- part 8 (button) -- low flags: 00 -- high flags: 0000 -- rect: left=375 top=267 right=279 bottom=431 -- title width / last selected line: 0 -- icon id / first selected line: 0 / 0 -- text alignment: 1 -- font id: 0 -- text size: 12 -- style flags: 0 -- line height: 16 -- part name: mouse ----- HyperTalk script ----- on mouseUp push card visual effect iris open go to card "keyboard" end mouseUp -- part contents for background part 6 ----- text ----- Desktop Bus Interfaces -- part contents for background part 37 ----- text ----- The Apple Desktop Bus (ADB)* connnects up to 16 low-speed input-only devices to the Macintosh SE. The system communicates with the Apple Desktop Bus through Port B of the Versatile Interface Adapter (VIA)*. Each byte takes approximately 220 microseconds to send or receive, making a data transfer rate over the bus of about 4.5 kilobytes per second. The Desktop Bus is used to connect the Mouse* and the Keyboard*