Search found 6 matches

by lenhalio
Tue Jun 11, 2019 7:49 pm
Forum: Hardware
Topic: Bootloader and the ESP32-WROOM-32D
Replies: 1
Views: 275

Bootloader and the ESP32-WROOM-32D

Does the ESP32-WROOM-32D module come pre-loaded with the bootloader like the development module?
by lenhalio
Tue Jun 11, 2019 7:43 pm
Forum: Hardware
Topic: Conflict between Touchpad T1 and IO0 used for Programming Button
Replies: 3
Views: 340

Re: Conflict between Touchpad T1 and IO0 used for Programming Button

Yes....I would think adding a switch, pull up resistor, etc would interfere with the touchpad input operating as a touchpad
by lenhalio
Mon Jun 10, 2019 7:50 pm
Forum: Hardware
Topic: Conflict between Touchpad T1 and IO0 used for Programming Button
Replies: 3
Views: 340

Conflict between Touchpad T1 and IO0 used for Programming Button

There seems to be a conflict between using IO0 (ESP32 pin 25) as a touchpad input AND using it as the program button input. Is there a way to be able to use all 10 touchpad inputs as well as use IO0 as the program button input. Or can the program button input pin be moved to another re-mapped input ...
by lenhalio
Mon Jun 10, 2019 5:44 pm
Forum: Hardware
Topic: Two I2C channels using the ESP32
Replies: 2
Views: 321

Re: Two I2C channels using the ESP32

Excellent.....that is what I had hoped for but some posts indicated that there was only one I2C controller per ESP32. Thank you.
by lenhalio
Mon Jun 10, 2019 5:40 pm
Forum: ESP32 Arduino
Topic: Preferences key not found
Replies: 0
Views: 149

Preferences key not found

When first using a new Preferences key, the compiler error output indicates that the key is NOT FOUND. After doing a "put", then the key is found. If a "get" is done before the "put", the key is NOT FOUND. However, one would want to do a get first to see if the parameter indicated by the key should ...
by lenhalio
Mon Jun 10, 2019 2:18 pm
Forum: Hardware
Topic: Two I2C channels using the ESP32
Replies: 2
Views: 321

Two I2C channels using the ESP32

Is it possible to create two separate I2C channels using the ESP32 module?

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