| Author | Comment | Last activity | Moderation | ||
|---|---|---|---|---|---|
| ggallant | "D5 appears to connect the INT/SQW on the RTC to PD5 on the CPU. I would be very interested in how one uses the feature. I'm assuming that it requir..." | Read more » | over 8 years ago | |||
| mathew | "The RTC can be set to shutdown and wake the AT328P, it just uses another pin that could be used for a sensor. @donblair left an exposed pin availa..." | Read more » | over 8 years ago | |||
| ggallant | "Chris, I really don't know the actual time but assuming 800usec (nice for the math) to sleep and wake up it would be 800 / 8,000,000 or 0.01% whi..." | Read more » | over 8 years ago | |||
| cfastie | "George that's a good point. Although the real time clock is running all the time, it is not smart enough to do something as complicated as setting ..." | Read more » | over 8 years ago | |||
| ggallant | "I think 8 seconds is the "maximum" interval with a 16MHz crystal. You wake up every 8 seconds and can go back to sleep if there is no work to be do..." | Read more » | over 8 years ago | |||
| cfastie | "Don thinks that eight seconds might be the minimum interval during which the system can be put into deep sleep. So all the sleep stuff happens in m..." | Read more » | over 8 years ago | |||
| ddileona | "Cool! One question: I thought I read in the riffle documentation that you could only log in multiples of 8 seconds. That seemed liked a weird mult..." | Read more » | over 8 years ago |