6809: Difference between revisions
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'''8-bit Microprocessor''' | |||
Pinout | =Pinout= | ||
<pre> | <pre> | ||
DIP40 | |||
+---\/---+ | |||
GND |1 40| /HALT | |||
/NMI |2 39| EXTAL | |||
/IRQ |3 38| XTAL | |||
/FIRQ |4 37| /RST | |||
BS |5 36| MRDY | |||
BA |6 35| Q | |||
VCC |7 34| E | |||
A0 |8 33| /BREQ | |||
A1 |9 32| R//W | |||
A2 |10 31| D0 | |||
A3 |11 30| D1 | |||
A4 |12 29| D2 | |||
A5 |13 28| D3 | |||
A6 |14 27| D4 | |||
A7 |15 26| D5 | |||
A8 |16 25| D6 | |||
A9 |17 24| D7 | |||
A10 |18 23| A15 | |||
A11 |19 22| A14 | |||
A12 |20 21| A13 | |||
+--------+ | |||
</pre> | |||
=Frequency= | |||
Frequency: set reader to FREQ, put black probe to GND, red probe to 38 / 39 to measure CPU clock | Frequency: set reader to FREQ, put black probe to GND, red probe to 38 / 39 to measure CPU clock | ||
=External links= | |||
[http://en.wikipedia.org/wiki/Motorola_6809 6809 page on Wikipedia]<br> | |||
[http://www.cpu-world.com/CPUs/6809/index.html 6809 page on CPU-World] | |||
=Files= | |||
<gallery widths="150px"> | |||
File:mc6809.pdf|MC6809 Datasheet | |||
</gallery> | |||
[[Category:CPU]] | [[Category:CPU]] | ||
Revision as of 15:29, 28 September 2009
8-bit Microprocessor
Pinout
DIP40
+---\/---+
GND |1 40| /HALT
/NMI |2 39| EXTAL
/IRQ |3 38| XTAL
/FIRQ |4 37| /RST
BS |5 36| MRDY
BA |6 35| Q
VCC |7 34| E
A0 |8 33| /BREQ
A1 |9 32| R//W
A2 |10 31| D0
A3 |11 30| D1
A4 |12 29| D2
A5 |13 28| D3
A6 |14 27| D4
A7 |15 26| D5
A8 |16 25| D6
A9 |17 24| D7
A10 |18 23| A15
A11 |19 22| A14
A12 |20 21| A13
+--------+
Frequency
Frequency: set reader to FREQ, put black probe to GND, red probe to 38 / 39 to measure CPU clock
External links
6809 page on Wikipedia
6809 page on CPU-World
Files
-
MC6809 Datasheet
