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Groups > sci.electronics.components > #6242
| Subject | Re: I2C relay boards. |
|---|---|
| Newsgroups | sci.electronics.design, sci.electronics.components |
| References | <osrahf$b84$1@reader2.panix.com> <mHiIB.135809$sb3.119385@fx33.iad> <ossvbe$10r$1@reader2.panix.com> |
| From | Michael A Terrell <mike.terrell@earthlink.net> |
| Message-ID | <dOoIB.62603$4X4.49907@fx01.iad> (permalink) |
| Organization | Newshosting.com - Highest quality at a great price! www.newshosting.com |
| Date | 2017-10-26 13:19 -0400 |
Cross-posted to 2 groups.
David Lesher wrote:
> Michael A Terrell <mike.terrell@earthlink.net> writes:
>
>
>> PCF8574-I2C-Bidirectional-I-O-Expander-Relay-Control-SmartHome-Ardiuno-Raspberry
>
>> https://www.ebay.com/itm/282692860765 US $2.90
>
>> Used with:
>
>> /8-Eight-Channel-5V-Relay-Module-Board-with-Optocoupler-Power-Supply-PIC-ARM
>
>> https://www.ebay.com/itm/322834065204 US $6.39
>
>> gives you eight relays for $9.29 plus some wires between the modules.
>
> Seen many versions of that. Want an integrated board w/relays. Found
> several but all thus far are international $hipping.
OK, make your own. A schematic of that board is online.
Back to sci.electronics.components | Previous | Next — Previous in thread | Next in thread | Find similar
I2C relay boards. David Lesher <wb8foz@panix.com> - 2017-10-26 00:33 +0000
Re: I2C relay boards. Michael A Terrell <mike.terrell@earthlink.net> - 2017-10-26 06:22 -0400
Re: I2C relay boards. David Lesher <wb8foz@panix.com> - 2017-10-26 15:35 +0000
Re: I2C relay boards. Michael A Terrell <mike.terrell@earthlink.net> - 2017-10-26 13:19 -0400
Re: I2C relay boards. David Lesher <wb8foz@panix.com> - 2017-10-27 15:43 +0000
Re: I2C relay boards. Michael A Terrell <mike.terrell@earthlink.net> - 2017-10-27 14:12 -0400
Re: I2C relay boards. David Lesher <wb8foz@panix.com> - 2017-10-28 05:04 +0000
Re: I2C relay boards. Michael A Terrell <mike.terrell@earthlink.net> - 2017-10-28 06:46 -0400
Re: I2C relay boards. David Lesher <wb8foz@panix.com> - 2017-10-28 18:23 +0000
Re: I2C relay boards. rickman <gnuarm@gmail.com> - 2017-10-28 14:27 -0400
Re: I2C relay boards. David Lesher <wb8foz@panix.com> - 2017-10-28 18:38 +0000
Re: I2C relay boards. rickman <gnuarm@gmail.com> - 2017-10-28 14:51 -0400
Re: I2C relay boards. Michael A Terrell <mike.terrell@earthlink.net> - 2017-10-28 15:27 -0400
Re: I2C relay boards. rickman <gnuarm@gmail.com> - 2017-10-28 17:01 -0400
Re: I2C relay boards. Michael A Terrell <mike.terrell@earthlink.net> - 2017-10-28 23:43 -0400
Re: I2C relay boards. rickman <gnuarm@gmail.com> - 2017-10-27 00:54 -0400
Re: I2C relay boards. David Lesher <wb8foz@panix.com> - 2017-10-28 04:58 +0000
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