Tuesday, 18 March 2014

Gallery : 6502 CPU

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Gallery : 6502 CPU

 

[caption id="attachment_27" align="alignnone" width="300"]DSCF1351 (Photo AFP - Toshiki Shirose)[/caption]

 

This is the famous 6502 CPU.

 

Original was from MOS Technology company.

 

This 6502 is in Apple //e in Glory Music.

 

8 bit, CISC.

 

Memory addressing for 6502 CPU is 64K bytes.

 

The famous personal computer with 6502 CPU was Apple 2 series.

 

OS (Operating System) for Apple 2 series were DOS 3.3 and ProDOS.

 

DOS 3.3 was boot with BASIC.

 

We could use hard disk for Apple 2 series with ProDOS.

 

65816 CPU is 16 bit CPU and it was in Apple //GS.

 

Apple //GS could run 6502 CPU programs.

 

Hard disk partition by ProDOS was maximum 32M bytes.

 

Many games and word processors were for Apple 2 series.

 

There are Apple 2 software emulator for Windows.

 

Many Apple 2 programs can run on Apple 2 software emulator on Windows.

 

6502 CPU assembly programming can be with Apple 2 software emulator on Windows.

 

There were Apple 2 hardware emulator for Macintosh.

 

The name was Apple //e Card.

 

Apple //e Card was for Macintosh LC series, Operating System for Macintosh LC series for Apple //e Card was System 6.0.8 (The highest).

 

Floppy disk for 8 bit Apple 2 series was 5.25 inches 1D disk, single side floppy disk, 160K bytes.

 

We could use 5.25 inches 2D disk, double side floppy disk, both side with a notch cutter.

 

CPU clock for 8 bit Apple 2 series (6502 CPU) was 1 MHz.

 

(Photo AFP - Toshiki Shirose)

 

(R.S.F. toshiki speed news press, Agence France-Presse, 19 Wednesday March 2014 The Roman)