Um82c8167: Difference between revisions
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'''Real-Time Clock (RTC)''' | |||
=Pinout= | |||
<pre> | |||
DIP24 | |||
+---\/---+ | |||
*CS | 1 24| Vdd | |||
*RD | 2 23| *POWER DOWN | |||
*WR | 3 22| D7 | |||
ROY | 4 21| D6 | |||
A0 | 5 20| D5 | |||
A1 | 6 19| D4 | |||
A2 | 7 18| D3 | |||
A3 | 8 17| D2 | |||
A4 | 9 16| D1 | |||
OSC1 |10 15| D0 | |||
OSC2 |11 14| *STANDBY INTERRUPT / OUTPUT | |||
Vss |12 13| INTERRUPT OUTPUT | |||
+--------+ | |||
</pre> | |||
=Frequency= | |||
'''DIP64'''<br> | |||
Set reader to FREQ, put black probe to GND, red probe to 10 and to 11 to measure CPU clock | |||
=External links= | |||
=Files= | |||
<gallery widths="150px"> | <gallery widths="150px"> | ||
File:um82c8167.pdf|Datasheet | File:um82c8167.pdf|UM82C8167 Datasheet | ||
</gallery> | </gallery> | ||
[[Category: | [[Category:Other Chips]] | ||
[[Category:DIP40]] | |||
Revision as of 13:27, 23 October 2009
Real-Time Clock (RTC)
Pinout
DIP24
+---\/---+
*CS | 1 24| Vdd
*RD | 2 23| *POWER DOWN
*WR | 3 22| D7
ROY | 4 21| D6
A0 | 5 20| D5
A1 | 6 19| D4
A2 | 7 18| D3
A3 | 8 17| D2
A4 | 9 16| D1
OSC1 |10 15| D0
OSC2 |11 14| *STANDBY INTERRUPT / OUTPUT
Vss |12 13| INTERRUPT OUTPUT
+--------+
Frequency
DIP64
Set reader to FREQ, put black probe to GND, red probe to 10 and to 11 to measure CPU clock
External links
Files
-
UM82C8167 Datasheet
