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???
02/02/10 08:25
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#172849 - A 10MHz analog scope is fine for 100kHz i2c
Responding to: ???'s previous message
You will be able to see virtually everything on a microcontroller with your scope. Only some crystal oscillators will be too fast for accuracy, but generally visible.

The standard 8051 with a 1us cycle time will be easily seen. Most output pins will change at considerably lower rates.

The real problem is triggering and viewing one-off signals. Anything repetitive should be fine.

David.

List of 7 messages in thread
TopicAuthorDate
problem with ds1307 andi2c            01/01/70 00:00      
   Did you provide a resistor...            01/01/70 00:00      
      pull up on ds1307 sqwout            01/01/70 00:00      
   Pullup resistor size...            01/01/70 00:00      
   clock halt bit?            01/01/70 00:00      
      ds1307 and i2c problem            01/01/70 00:00      
         A 10MHz analog scope is fine for 100kHz i2c            01/01/70 00:00      

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