Search found 198 matches

by Michael
Sat Dec 02, 2017 5:51 pm
Forum: Usage tips, tricks and questions
Topic: Does 12MHz save power?
Replies: 8
Views: 5694

Re: Does 12MHz save power?

Every operation or calculation uses the same amount of energy regardless of the CPU speed. But when running at higher speed it draws more current. The more current it draws the bigger is the voltage drop of the battery. Therefor it is better running at lower speed if the battery gets low. Once the b...
by Michael
Sat Dec 02, 2017 8:57 am
Forum: Hardware
Topic: [DM15L] USB Power?
Replies: 5
Views: 7939

Re: [DM15L] USB Power?

If soldering is an option, I would use a 2*AA battery holder like this:
Image
Then solder the negative black wire to the USB connector and the positive red wire to the top of the CR2032 battery holder on the PCB.
by Michael
Sat Dec 02, 2017 12:32 am
Forum: Hardware
Topic: [DM15L] USB Power?
Replies: 5
Views: 7939

Re: [DM15L] USB Power?

Sorry, the USB juice does not power the CPU of the DM15L.
by Michael
Fri Dec 01, 2017 1:38 am
Forum: Discuss!
Topic: DM42
Replies: 81
Views: 73178

Re: DM42

Sorry if this is the wrong place to ask this, but I was wondering does the DM42 have unit conversions and physical constants e.g. as per the original WP 43S intention? quote from WP 43S feature list: More than 80 unit conversions provided (e.g. to and from dB) More than 50 physical constants (state...
by Michael
Thu Nov 30, 2017 11:17 pm
Forum: Discuss!
Topic: DM42
Replies: 81
Views: 73178

Re: DM42

Today I received the first of many parcels, all of the same shipment.
They all should have arrived last Tuesday, no idea where they got stuck.
Unfortunately it's rather unlikely all other parcels being delivered this Friday.
So, it'll be next week.
by Michael
Tue Nov 28, 2017 12:13 pm
Forum: Discuss!
Topic: DM42 release date please...
Replies: 92
Views: 59577

Re: DM42 release date please...

The parts were promised to arrive by today Tuesday, but they're delayed until Friday :roll: I know that's not November anymore.
If nothing is missing sale starts on Saturday. I'll keep you posted in this thread ...
by Michael
Sun Nov 26, 2017 11:44 pm
Forum: Discuss!
Topic: HP48g by SwissMicros?
Replies: 3
Views: 4815

Re: HP48g by SwissMicros?

The ROM for the 48 is freely available from HP for personal use only. Not for commercial use.
And there is no simulator yet for the HP-48 similar to Free42.
Otherwise we would be happy to make a clone of it 8-)
by Michael
Mon Nov 20, 2017 4:28 pm
Forum: Discuss!
Topic: DM42 release date please...
Replies: 92
Views: 59577

Re: DM42 release date please...

imacbeth wrote:
Mon Nov 20, 2017 4:01 pm
Do you know what the price will be? Also, will it come with a leather case?
Yes, it comes with a leather pouch. The cost is CHF199
by Michael
Sun Nov 19, 2017 10:38 pm
Forum: Discuss!
Topic: DM42 release date please...
Replies: 92
Views: 59577

Re: DM42 release date please...

toml_12953 wrote:
Sun Nov 19, 2017 9:56 pm
I have a beta unit and I still can't wait for the final shipping version! Has the modification for battery life been made?
of course
by Michael
Sat Nov 18, 2017 5:10 pm
Forum: Discuss!
Topic: DM42 release date please...
Replies: 92
Views: 59577

Re: DM42 release date please...

by the end of November, a few more days ...