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by WiFive
Fri Jun 22, 2018 3:09 am
Forum: General Discussion
Topic: trying to read an ADC GPIO
Replies: 4
Views: 49

Re: trying to read an ADC GPIO

Configuring it as an output is the same
by WiFive
Thu Jun 21, 2018 11:15 pm
Forum: General Discussion
Topic: trying to read an ADC GPIO
Replies: 4
Views: 49

Re: trying to read an ADC GPIO

Did you configure gpio32 as a gpio (normally a 32k crystal pin) and enable its output driver?
by WiFive
Thu Jun 21, 2018 4:28 pm
Forum: ESP32 IDF
Topic: ESP32 PSRAM support
Replies: 99
Views: 23549

Re: ESP32 PSRAM support

They probably aren't manufacturing the 32mbit for whatever optimization reasons. But it will be a bit difficult to use all 64mbit since it would be 32mbit per CPU unshared so any task using spiram would have to be pinned to the appropriate core and not share memory with tasks on the other core. The ...
by WiFive
Wed Jun 20, 2018 7:44 pm
Forum: ESP32 IDF
Topic: SPI RAM - Support for other chips
Replies: 7
Views: 261

Re: SPI RAM - Support for other chips

Usually the first 2 sample orders have no volume requirements. Especially if the part is not available through distribution I think they will be more accommodating.
by WiFive
Wed Jun 20, 2018 5:54 am
Forum: General Discussion
Topic: GPIO20 redundance (not be used)?
Replies: 7
Views: 166

Re: GPIO20 redundance (not be used)?

ESP_Sprite wrote: the PSRAM code does use it as an intermediate internal signal wire to delay a signal by one or two clock cycles.


False :D https://github.com/espressif/esp-idf/co ... 6L521-L549
by WiFive
Tue Jun 19, 2018 6:57 pm
Forum: ESP32 IDF
Topic: spi_flash in custom bootloader
Replies: 3
Views: 109

Re: spi_flash in custom bootloader

by WiFive
Tue Jun 19, 2018 4:56 pm
Forum: General Discussion
Topic: GPIO20 redundance (not be used)?
Replies: 7
Views: 166

Re: GPIO20 redundance (not be used)?

You plan to expose the die and wire bond to it?

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