Lecture 3

Mouse

• SRI international
• NLS

Douglas Engelbart

The Mother of All Demos

Computer

+------------+  +------------+  +------------+
|            |  |            |  |            |
|    Input  +---->  Process +---->  Output   |
|            |  |   +    ^   |  |            |
+------------+  +------------+  +------------+
                    |    |
                    |    |
                +------------+
                |   v    +   |
                |   Memory   |
                |            |
                +------------+

PC

+------------+  +------------+  +------------+
|   Mouse    |  |    RAM     |  |            |
|  keyboard +----> Hardisk  +---->   LCD     |
|            |  |   +    ^   |  |            |
+------------+  +------------+  +------------+
                    |    |
                    |    |
                +------------+
                |   v    +   |
                |    MPU     |
                |    CPU     |
                +------------+

HDMI designed without frequently plug/unplug

Xerox

PARC

Palo Alto Research Center

ALTO

Gary Starkweather

Laser Printer

Robert Metcalfe

Ethernet

マイコン

wiki

PC => AAA

IBM && Compaq