Suggestions on HP21 restoration
|
04-12-2022, 09:23 AM
Post: #15
|
|||
|
|||
RE: Suggestions on HP21 restoration
(04-12-2022 07:43 AM)EdS2 Wrote: I think you're right - it's in the milliamp range, at one volt, and that's a lot higher than other microcontrollers as used in calculators. 100 hours of standby isn't enough, although 100 hours of operation might be fine for a lot of people. Yes, I think a few milliamps while operating is fine, it's just the sleep modes that are high-ish consumption. Yu could also use a FET switch to turn the power on and off so have a soft on/off circuit that way. Andrew |
|||
« Next Oldest | Next Newest »
|
User(s) browsing this thread: 1 Guest(s)