ESP8266 Community Forum

- Mon Feb 16, 2015 12:24 pm #9939 here is 3.3v and 5v test with ds18b20

Code: Select all> print(node.readvdd33())
4094
> dofile("gettemp.lua")
26.1875
4.094
>
PORT CLOSED

PORT OPEN 9600
dofile("gettemp.lua")
26.1625
3.224
>

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- Mon Feb 16, 2015 12:26 pm #9940

ESP8266_Specifications_English.pdf

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page 15 might help?

- Mon Feb 16, 2015 12:36 pm #9941

ESP8266_Specifications_English.pdf

page 15 might help?

it seems 5v no roblem for chip and pins.

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Lets get the party started and +1

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- Mon Feb 16, 2015 12:49 pm #9943 The data sheet says VDDIO 3.6 max, but which pin is that? Looking at the schematic on page 7, there is VDD, VDDA, VDDD, VDD3P3, and VDDPST, not to mention VDD_RTC.