Mark, This is interesting. Would the pi work on usb broadband dongles?
Sent from my iPad On Oct 14, 2012, at 13:13, Knut Staring <knu...@gmail.com> wrote: > Thanks for this summary, Mark, very interesting. > > I assume our typical setup of getting mobile internet through a USB > dongle would work well. > > I wonder about options for power supply and inexpensive monitors > (which also requires a power supply. > > Not sure why they say "None of the browsers for Raspbian “wheezy” > support HTML5", since you had no problem running Chrome. > http://www.raspberrypi.org/quick-start-guide > > Knut > > On Sun, Oct 14, 2012 at 1:02 AM, Mark Spohr <mhsp...@gmail.com> wrote: >> I just thought you might be interested in the results of my tests of >> the Raspberry Pi computer for DHIS. >> It works great! >> I used the current recommended software (Raspbian Wheezy) and >> installed the Chrome browser (apt-get install chromium-browser). >> I used the DHIS2.org Demo site (Sierra Leone data). >> The site loads quickly, data entry and validation are fast. Reports >> run well and are displayed properly. >> I also tested offline data entry which works great. I disconnected >> the network and it went into offline mode; I entered some data then >> reconnected the network; it then told me I was back online and there >> was data to upload. I clicked upload and all was good. >> >> In a way, this doesn't surprise me since DHIS is designed to do most >> of the work on the server and has very lightweight requirements for >> the browser, client computer and network. Good to see that this all >> works very well in practice. >> >> The Raspberry Pi is a small (credit card sized) computer based on a >> Broadcom ARM chip. It's similar to most tablets and smartphones. It >> costs just $35.00. You need to add a keyboard and mouse plus a >> monitor (HDMI or composite video). It uses an SD card for program and >> data storage (you can also add USB memory). >> >> This would make an ideal low cost computer for data entry. It has >> very low power requirements (about 3 watts). >> Since it's Linux, you don't have to worry about malware. This is a >> great dedicated data entry terminal. >> >> The supply of these has been tight since they were released earlier >> this year but supply seems to have caught up with demand recently and >> they are available from distributors. >> See their web site for more information: www.raspberrypi.org >> >> This computer works great for DHIS but is slow with complex web sites >> (gmail does work but is very slow). >> It does do a good job with video since it has a nice graphics processor. >> >> Anyway, nice to see there is a good inexpensive option for running DHIS! >> >> Kind regards, >> Mark >> >> -- >> Mark Spohr, MD >> mhsp...@gmail.com >> +1 530 554 2230 >> >> _______________________________________________ >> Mailing list: https://launchpad.net/~dhis2-users >> Post to : dhis2-users@lists.launchpad.net >> Unsubscribe : https://launchpad.net/~dhis2-users >> More help : https://help.launchpad.net/ListHelp > > > > -- > Knut Staring > Dept. of Informatics, University of Oslo > +4791880522 > http://dhis2.org > > _______________________________________________ > Mailing list: https://launchpad.net/~dhis2-users > Post to : dhis2-users@lists.launchpad.net > Unsubscribe : https://launchpad.net/~dhis2-users > More help : https://help.launchpad.net/ListHelp _______________________________________________ Mailing list: https://launchpad.net/~dhis2-users Post to : dhis2-users@lists.launchpad.net Unsubscribe : https://launchpad.net/~dhis2-users More help : https://help.launchpad.net/ListHelp
