6502: Difference between revisions
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'''General Porpuose Microprocessor''' | |||
=Pinout= | |||
<pre>DIP40 | |||
+---\/---+ | |||
Vss | 1 40| *RES | |||
RDY | 2 39| /2 (out) (clock internal?) | |||
/1(out) | 3 38| S0 | |||
*IRQ | 4 37| /0 (in) (clock external?) | |||
NC | 5 36| NC | |||
*NMI | 6 35| NC | |||
SYNC | 7 34| R/*W | |||
+5 Vcc | 8 33| D0 | |||
A0 | 9 32| D1 | |||
A1 |10 31| D2 | |||
A2 |11 30| D3 | |||
A3 |12 29| D4 | |||
A4 |13 28| D5 | |||
A5 |14 27| D6 | |||
A6 |15 26| D7 | |||
A7 |16 25| A15 | |||
A8 |17 24| A14 | |||
A9 |18 23| A13 | |||
A10 |19 22| A12 | |||
A11 |20 21| Vss | |||
+--------+</pre> | |||
=Frequency= | |||
Frequency: set reader to FREQ, put black probe to GND, red probe to 37 or 39 to measure CPU clock<br> | |||
Guru's comment: 37(in), 3 & 39 (out) | |||
=External links= | |||
[http://en.wikipedia.org/wiki/MOS_Technology_6502 6502 page on Wikipedia]<br> | [http://en.wikipedia.org/wiki/MOS_Technology_6502 6502 page on Wikipedia]<br> | ||
[http://www.cpu-world.com/CPUs/650x/index.html 6502 page on CPU-World] | [http://www.cpu-world.com/CPUs/650x/index.html 6502 page on CPU-World] | ||
< | =Files= | ||
<gallery widths="150px"> | |||
File:ds5002.pdf|Datasheet | |||
</gallery> | |||
[[Category:CPU]] | [[Category:CPU]] | ||
Revision as of 14:45, 28 September 2009
General Porpuose Microprocessor
Pinout
DIP40
+---\/---+
Vss | 1 40| *RES
RDY | 2 39| /2 (out) (clock internal?)
/1(out) | 3 38| S0
*IRQ | 4 37| /0 (in) (clock external?)
NC | 5 36| NC
*NMI | 6 35| NC
SYNC | 7 34| R/*W
+5 Vcc | 8 33| D0
A0 | 9 32| D1
A1 |10 31| D2
A2 |11 30| D3
A3 |12 29| D4
A4 |13 28| D5
A5 |14 27| D6
A6 |15 26| D7
A7 |16 25| A15
A8 |17 24| A14
A9 |18 23| A13
A10 |19 22| A12
A11 |20 21| Vss
+--------+
Frequency
Frequency: set reader to FREQ, put black probe to GND, red probe to 37 or 39 to measure CPU clock
Guru's comment: 37(in), 3 & 39 (out)
External links
6502 page on Wikipedia
6502 page on CPU-World
Files
-
Datasheet
