Mr. Patrick, Porting IoTivity on Uno would be difficult procedure. Uno and Mega2560 have too much difference in memory capacity.
Thanks for your advise. Regards, Gyeonghwan Hong. 2015-04-06 23:32 GMT+09:00 Lankswert, Patrick <patrick.lankswert at intel.com>: > Gyeonghwan, > > > > Unfortunately, the smaller size will likely be an issue. I published a > breakdown of the flash previously on the mailing list. We have not moved to > memory pools and as you probably already know, heaps (malloc) with this > little memory is a real problem. > > > > Pat > > > > *From:* GyeongHwan Hong [mailto:redcarrottt at gmail.com] > *Sent:* Monday, April 06, 2015 10:15 AM > *To:* Lankswert, Patrick > *Cc:* iotivity-dev at lists.iotivity.org > *Subject:* Re: [dev] Arduino Uno U3 support of IoTivity 0.9.0 > > > > Hello, Mr. Patrick. > > > > Thanks for your reply. > > > > I heard that Arduino Uno has less hardware capability than both Mega 2560 > and Due. > > > > Their SRAM size and flash size are more than Uno's ones. > > * SRAM size: Uno 2KB vs. Mega2560 8KB, Due 8KB > > * Flash size: Uno 32KB vs. Mega2560 256KB, Due 512KB > > > > I am worried that Uno's small SRAM size and flash size are not enough to > accommodate IoTivity software stack(of course, constrained devices version). > > > > Could IoTivity 0.9.0 be squeezed into Uno's 2KB SRAM and 32KB flash memory? > > > > It may depends on the type of application running on Arduino, > > but I wonder if common code of IoTivity for Arduino requires more than the > capacity of Uno. > > > > Regards, > > Gyeonghwan Hong. > > > > 2015-04-06 22:52 GMT+09:00 Lankswert, Patrick <patrick.lankswert at intel.com > >: > > Hi, > > > > I think that it will work on the Uno. Our support statement only means > that these are the two boards that we developer against, test and have > example code for. It does not mean that it will not work on other boards. > > > > Pat > > > > *From:* iotivity-dev-bounces at lists.iotivity.org [mailto: > iotivity-dev-bounces at lists.iotivity.org] *On Behalf Of *GyeongHwan Hong > *Sent:* Monday, April 06, 2015 3:46 AM > *To:* iotivity-dev at lists.iotivity.org > *Subject:* [dev] Arduino Uno U3 support of IoTivity 0.9.0 > > > > Hello, > > > > I want to run IoTivity on my Arduino Uno U3. > > > > IoTivity official site says that it supports only Arduino ATMega 2560 and > Arduino Due, but I want to run this on my own device. > > > > Is there any way to build or port on Arduino Uno U3? > > > > Thank you. > > > > Regards, > > Gyeonghwan Hong > > > > -- > > Gyeonghwan Hong (RedCarrottt) > > Embedded Software Lab. > > Sungkyunkwan University > > RedCarrottt at gmail.com > > > > > > -- > > Gyeonghwan Hong (RedCarrottt) > > Embedded Software Lab. > > Sungkyunkwan University > > RedCarrottt at gmail.com > -- Gyeonghwan Hong (RedCarrottt) Embedded Software Lab. Sungkyunkwan University RedCarrottt at gmail.com -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.iotivity.org/pipermail/iotivity-dev/attachments/20150407/5a540d36/attachment.html>
