[GreenKeys] ESP8266 WiFi Module UART

[Jeffrey D Angus]

On 12/28/2015 7:39 AM, simon wrote:
>
>
> On 26-12-15 15:51, Jeffrey D Angus wrote:
>
>> I notice this one seems to use the I^2C serial data buss. That's not
>> the same as RS-232 serial data.
>> It also runs off of 3.3 vdc and will HCF (Halt and Catch Fire) on 5
>> vdc.
> I'm unable to locate the data supporting that statement. could you
> send us a link?
As I posted previously:
>> just stumbled across this on eBay.
>> <http://www.ebay.com/itm/141454423509>
>> With shipping, $5.59.
>> Here's the data sheet:
>> <https://nurdspace.nl/ESP8266#Translated_datasheet>
>> More documentation:
>> <http://www.electrodragon.com/w/index.php?title=Category:ESP8266&redirect=no> 
>>
>> And some app notes:
>> <https://www.zybuluo.com/kfihihc/note/31135>
 From the translated data sheet for this specific product:
Main Serial Interface (SI) can run at two, three, four-wire bus 
configuration, is used to control the
EEPROM or other I2C / SPI devices.

-- 
Jeff-1.0
wa6fwi
http://www.foxsmercantile.com

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