[HH] Electric imp?

Ming kuo mingtkuo at gmail.com
Thu Sep 17 09:07:40 EDT 2015


Further note on Esp8266. I turn things on and off using attached relay
for 110v devices with Http requests. As the esp8266 can be a simple
web server.  Monitor device status and things like temp through
dashboard integration with free web services such as Ubidots.  Can do
http and mqtt.  No onboard https, for security I use https server on
RpI for external communication middleman.  For this, I simply use
specific Url on my mobile to interact with devices. For mobile app,
look at Blynk app with esp8266 and arduino IDE

Hope this info is short but useful.

Ming


> On Sep 17, 2015, at 8:50 PM, Ming kuo <mingtkuo at gmail.com> wrote:
>
> No experience with E Imp. But for Wifi module IOT, try esp8266
> modules. They have gained a lot of momentum lately. I have like 10 of
> them as they are $3 for a basic module, $10/$12 NodeMCU version.
> Pretty powerful modules in terms of wifi connectivity with IO. But
> limited in memory. I program it using a version Of NodeLua. But now
> there is an arduino IDE option available. Quick note in brief but a
> quick search of Esp8266 will get you all the possibilities. Love them
> as they are cheaper and smaller than arduino with Wifi
>
> Sent from my iPad
>
>> On Sep 17, 2015, at 3:09 AM, "hardwarehacking-request at blu.org" <hardwarehacking-request at blu.org> wrote:
>>
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>> Today's Topics:
>>
>>  1. Re: Electric imp? (Kurt Keville)
>>  2. Re: Electric imp? (Jon Evans)
>>  3. Re: Electric imp? (Greg London)
>>  4. Re: Electric imp? (Drew Van Zandt)
>>  5. Re: Electric imp? (Greg London)
>>
>>
>> ----------------------------------------------------------------------
>>
>> Message: 1
>> Date: Wed, 16 Sep 2015 13:15:31 -0400
>> From: Kurt Keville <kurt.keville at gmail.com>
>> To: Federico Lucifredi <flucifredi at acm.org>
>> Cc: "hardwarehacking at blu.org" <hardwarehacking at blu.org>
>> Subject: Re: [HH] Electric imp?
>> Message-ID:
>>   <CABn7E3o0BqkjzTSGgEg+b+EctwBC=LRSXMEQH=YL5Z_eEMNgww at mail.gmail.com>
>> Content-Type: text/plain; charset="utf-8"
>>
>> I have messed around quite a bit with various SD WiFi cards like
>> http://www.eyefi.com/ ... but haven't done any processing on them... Intel
>> has the Edison which is similar to E-Imp (or so I hear)...
>>
>> On Wed, Sep 16, 2015 at 11:10 AM, Federico Lucifredi <flucifredi at acm.org>
>> wrote:
>>
>>> Any Arduino support?
>>>
>>> Best-F
>>>
>>> Sent from my iPhone
>>>
>>>> On Sep 16, 2015, at 10:55 AM, Greg London <email at greglondon.com> wrote:
>>>>
>>>>
>>>> Anyone have any experience with the electric imp?
>>>>
>>>> https://electricimp.com/platform/
>>>>
>>>>
>>>> A friend was telling me about it and it sounds pretty great.
>>>> A microcontroller in an sd card package. Built in wifi.
>>>> They take care of the data connection so you can focus
>>>> On your application.
>>>>
>>>> And the base model is only $20 ???
>>>>
>>>> Is there a gotcha to this I dont see?
>>>>
>>>>
>>>> Greg
>>>> --
>>>>
>>>>
>>>> _______________________________________________
>>>> Hardwarehacking mailing list
>>>> Hardwarehacking at blu.org
>>>> http://lists.blu.org/mailman/listinfo/hardwarehacking
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>>> Hardwarehacking mailing list
>>> Hardwarehacking at blu.org
>>> http://lists.blu.org/mailman/listinfo/hardwarehacking
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>> ------------------------------
>>
>> Message: 2
>> Date: Wed, 16 Sep 2015 13:30:47 -0400
>> From: Jon Evans <jon at craftyjon.com>
>> To: Greg London <email at greglondon.com>
>> Cc: hardwarehacking <hardwarehacking at blu.org>
>> Subject: Re: [HH] Electric imp?
>> Message-ID:
>>   <CA+qGbCBebOcxqDpHpb1jHf6QRx6Zi+qO5fJ=zGYKc0_vx7tz2Q at mail.gmail.com>
>> Content-Type: text/plain; charset="utf-8"
>>
>> The "gotcha" is that they take care of your data connection.  Last I
>> looked, there was no way to get it to work without their hosted services.
>> It may be possible to hack it / reverse-engineer it, but that sounds like a
>> waste of time.  I guess if you are OK with trusting them with handing the
>> networking / cloud storage part, it's not actually a gotcha.  But I
>> wouldn't use it, because I would want to be able to make it connect to a
>> backend that I wrote, running in my house, not in their cloud.
>>
>>> On Wed, Sep 16, 2015 at 10:55 AM, Greg London <email at greglondon.com> wrote:
>>>
>>>
>>> Anyone have any experience with the electric imp?
>>>
>>> https://electricimp.com/platform/
>>>
>>>
>>> A friend was telling me about it and it sounds pretty great.
>>> A microcontroller in an sd card package. Built in wifi.
>>> They take care of the data connection so you can focus
>>> On your application.
>>>
>>> And the base model is only $20 ???
>>>
>>> Is there a gotcha to this I dont see?
>>>
>>>
>>> Greg
>>> --
>>>
>>>
>>> _______________________________________________
>>> Hardwarehacking mailing list
>>> Hardwarehacking at blu.org
>>> http://lists.blu.org/mailman/listinfo/hardwarehacking
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>> ------------------------------
>>
>> Message: 3
>> Date: Wed, 16 Sep 2015 13:31:47 -0500
>> From: "Greg London" <email at greglondon.com>
>> To: "Jon Evans" <jon at craftyjon.com>
>> Cc: hardwarehacking <hardwarehacking at blu.org>
>> Subject: Re: [HH] Electric imp?
>> Message-ID: <21f7874bab4bd76d0547ff6bc226fa13.squirrel at greglondon.com>
>> Content-Type: text/plain;charset=iso-8859-1
>>
>> Federico: the only Arduino "support" that I see is a help page for
>> converting your arduino code to imp.
>>
>> Apparently imp is programmed in squirrel. I would have to learn squirrel
>> to use imp.
>>
>> Jon: you have to use their cloud to get access to the device. As a
>> hardware guy who doesnt know internet security, I dont know if that is a
>> problem or not. If its just a local device, I could just physically
>> connect with it and bypass the cloud (i think it has some i2c interfaces
>> so i assume i could get the device to dump data through i2c. But if I want
>> to monitor something from my smart phone, there is no way I could write
>> secure code for that.
>>
>> Whether or not THEY write secure code is a valid question I dont have the
>> answer to.
>>
>> Is there anything out there this small, this cheap, this low power, that
>> would be a viable alternative for making an internet-of-things device?
>>
>> Greg
>>
>>
>>> On Wed, September 16, 2015 12:30 pm, Jon Evans wrote:
>>> The "gotcha" is that they take care of your data connection.  Last I
>>> looked, there was no way to get it to work without their hosted services.
>>> It may be possible to hack it / reverse-engineer it, but that sounds like
>>> a waste of time.  I guess if you are OK with trusting them with handing
>>> the networking / cloud storage part, it's not actually a gotcha.  But I
>>> wouldn't use it, because I would want to be able to make it connect to a
>>> backend that I wrote, running in my house, not in their cloud.
>>>
>>> On Wed, Sep 16, 2015 at 10:55 AM, Greg London <email at greglondon.com>
>>> wrote:
>>>
>>>
>>>>
>>>> Anyone have any experience with the electric imp?
>>>>
>>>>
>>>> https://electricimp.com/platform/
>>>>
>>>>
>>>>
>>>> A friend was telling me about it and it sounds pretty great.
>>>> A microcontroller in an sd card package. Built in wifi.
>>>> They take care of the data connection so you can focus
>>>> On your application.
>>>>
>>>>
>>>> And the base model is only $20 ???
>>>>
>>>>
>>>> Is there a gotcha to this I dont see?
>>>>
>>>>
>>>>
>>>> Greg
>>>> --
>>>>
>>>>
>>>>
>>>> _______________________________________________
>>>> Hardwarehacking mailing list
>>>> Hardwarehacking at blu.org
>>>> http://lists.blu.org/mailman/listinfo/hardwarehacking
>>
>>
>> --
>>
>>
>>
>>
>> ------------------------------
>>
>> Message: 4
>> Date: Wed, 16 Sep 2015 14:44:28 -0400
>> From: Drew Van Zandt <drew.vanzandt at gmail.com>
>> To: Greg London <email at greglondon.com>
>> Cc: hardwarehacking <hardwarehacking at blu.org>
>> Subject: Re: [HH] Electric imp?
>> Message-ID:
>>   <CADdM39yy4jQqi7_HbCEG2+w614FEGvYfjsQRdXM04q5edoA-_Q at mail.gmail.com>
>> Content-Type: text/plain; charset="utf-8"
>>
>> Is there anything out there this small, this cheap, this low power, that
>> would be a viable alternative for making an internet-of-things device?
>>
>>
>> Roughly an infinite number of them, yes.  Features and price vary, but at
>> the $20-ish price point I have seen offerings from half a dozen
>> professional-grade vendors and enough startups that I'm starting to get
>> twitchy when I see a new one.  Search Digikey for wifi module and read some
>> datasheets, you'll find one that does FOO.
>>
>> *Drew Van ZandtArtisan's Asylum Board of DirectorsFirefly Arts Collective
>> Board of Directors*
>>
>>> On Wed, Sep 16, 2015 at 2:31 PM, Greg London <email at greglondon.com> wrote:
>>>
>>> Federico: the only Arduino "support" that I see is a help page for
>>> converting your arduino code to imp.
>>>
>>> Apparently imp is programmed in squirrel. I would have to learn squirrel
>>> to use imp.
>>>
>>> Jon: you have to use their cloud to get access to the device. As a
>>> hardware guy who doesnt know internet security, I dont know if that is a
>>> problem or not. If its just a local device, I could just physically
>>> connect with it and bypass the cloud (i think it has some i2c interfaces
>>> so i assume i could get the device to dump data through i2c. But if I want
>>> to monitor something from my smart phone, there is no way I could write
>>> secure code for that.
>>>
>>> Whether or not THEY write secure code is a valid question I dont have the
>>> answer to.
>>>
>>> Is there anything out there this small, this cheap, this low power, that
>>> would be a viable alternative for making an internet-of-things device?
>>>
>>> Greg
>>>
>>>
>>>> On Wed, September 16, 2015 12:30 pm, Jon Evans wrote:
>>>> The "gotcha" is that they take care of your data connection.  Last I
>>>> looked, there was no way to get it to work without their hosted services.
>>>> It may be possible to hack it / reverse-engineer it, but that sounds like
>>>> a waste of time.  I guess if you are OK with trusting them with handing
>>>> the networking / cloud storage part, it's not actually a gotcha.  But I
>>>> wouldn't use it, because I would want to be able to make it connect to a
>>>> backend that I wrote, running in my house, not in their cloud.
>>>>
>>>> On Wed, Sep 16, 2015 at 10:55 AM, Greg London <email at greglondon.com>
>>>> wrote:
>>>>
>>>>
>>>>>
>>>>> Anyone have any experience with the electric imp?
>>>>>
>>>>>
>>>>> https://electricimp.com/platform/
>>>>>
>>>>>
>>>>>
>>>>> A friend was telling me about it and it sounds pretty great.
>>>>> A microcontroller in an sd card package. Built in wifi.
>>>>> They take care of the data connection so you can focus
>>>>> On your application.
>>>>>
>>>>>
>>>>> And the base model is only $20 ???
>>>>>
>>>>>
>>>>> Is there a gotcha to this I dont see?
>>>>>
>>>>>
>>>>>
>>>>> Greg
>>>>> --
>>>>>
>>>>>
>>>>>
>>>>> _______________________________________________
>>>>> Hardwarehacking mailing list
>>>>> Hardwarehacking at blu.org
>>>>> http://lists.blu.org/mailman/listinfo/hardwarehacking
>>>
>>>
>>> --
>>>
>>>
>>> _______________________________________________
>>> Hardwarehacking mailing list
>>> Hardwarehacking at blu.org
>>> http://lists.blu.org/mailman/listinfo/hardwarehacking
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>> ------------------------------
>>
>> Message: 5
>> Date: Wed, 16 Sep 2015 14:08:43 -0500
>> From: "Greg London" <email at greglondon.com>
>> To: "Greg London" <email at greglondon.com>
>> Cc: hardwarehacking <hardwarehacking at blu.org>
>> Subject: Re: [HH] Electric imp?
>> Message-ID: <d1afbf2fe1e1792ef8893e29f2be2de3.squirrel at greglondon.com>
>> Content-Type: text/plain;charset=iso-8859-1
>>
>> Hm. Just found particle.io
>> It says it uses the same hardware as imp
>> But it uses the same software as arduino.
>> It also has an option for sending data via cell phone?
>> Somehow?
>>
>> So all your arduino code should just work.
>>
>>
>>
>>> On Wed, September 16, 2015 1:31 pm, Greg London wrote:
>>> Federico: the only Arduino "support" that I see is a help page for
>>> converting your arduino code to imp.
>>>
>>> Apparently imp is programmed in squirrel. I would have to learn squirrel
>>> to use imp.
>>>
>>> Jon: you have to use their cloud to get access to the device. As a
>>> hardware guy who doesnt know internet security, I dont know if that is a
>>> problem or not. If its just a local device, I could just physically
>>> connect with it and bypass the cloud (i think it has some i2c interfaces
>>> so i assume i could get the device to dump data through i2c. But if I
>>> want to monitor something from my smart phone, there is no way I could
>>> write secure code for that.
>>>
>>> Whether or not THEY write secure code is a valid question I dont have the
>>> answer to.
>>>
>>> Is there anything out there this small, this cheap, this low power, that
>>> would be a viable alternative for making an internet-of-things device?
>>>
>>> Greg
>>>
>>>
>>>
>>>> On Wed, September 16, 2015 12:30 pm, Jon Evans wrote:
>>>>
>>>> The "gotcha" is that they take care of your data connection.  Last I
>>>> looked, there was no way to get it to work without their hosted
>>>> services. It may be possible to hack it / reverse-engineer it, but that
>>>> sounds like a waste of time.  I guess if you are OK with trusting them
>>>> with handing the networking / cloud storage part, it's not actually a
>>>> gotcha.  But I wouldn't use it, because I would want to be able to make
>>>> it connect to a backend that I wrote, running in my house, not in their
>>>> cloud.
>>>>
>>>> On Wed, Sep 16, 2015 at 10:55 AM, Greg London <email at greglondon.com>
>>>> wrote:
>>>>
>>>>
>>>>
>>>>>
>>>>> Anyone have any experience with the electric imp?
>>>>>
>>>>>
>>>>>
>>>>> https://electricimp.com/platform/
>>>>>
>>>>>
>>>>>
>>>>>
>>>>> A friend was telling me about it and it sounds pretty great.
>>>>> A microcontroller in an sd card package. Built in wifi.
>>>>> They take care of the data connection so you can focus
>>>>> On your application.
>>>>>
>>>>>
>>>>>
>>>>> And the base model is only $20 ???
>>>>>
>>>>>
>>>>>
>>>>> Is there a gotcha to this I dont see?
>>>>>
>>>>>
>>>>>
>>>>>
>>>>> Greg
>>>>> --
>>>>>
>>>>>
>>>>>
>>>>>
>>>>> _______________________________________________
>>>>> Hardwarehacking mailing list
>>>>> Hardwarehacking at blu.org
>>>>> http://lists.blu.org/mailman/listinfo/hardwarehacking
>>>
>>>
>>> --
>>
>>
>> --
>>
>>
>>
>>
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>>
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>>
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