Search found 1809 matches

by WiFive
Mon Jul 16, 2018 2:53 am
Forum: Report Bugs
Topic: Always get 0 pins as ext1 wakeup source from deep sleep.
Replies: 0
Views: 17

Re: Always get 0 from as ext1 wakeup source from deep sleep.

If the mode is ESP_EXT1_WAKEUP_ALL_LOW then don't you already know that they are ALL LOW?
by WiFive
Sat Jul 14, 2018 3:51 pm
Forum: General Discussion
Topic: ROM, RAM and flash difference and usage
Replies: 4
Views: 97

Re: ROM, RAM and flash difference and usage

ROM stands for Read Only Memory so yes you need flash. D0WD uses external flash.
by WiFive
Fri Jul 13, 2018 7:42 pm
Forum: General Discussion
Topic: ESP32 ISR and Optocoupler Double Interrupt (Spurious?)
Replies: 3
Views: 92

Re: ESP32 ISR and Optocoupler Double Interrupt (Spurious?)

The result is that for a Single activation of the optocoupler the Interrupt routine has 2 interrupts, one for a Low and another for a High when it is clearly defined only NEGEDGE. Could it be that due to noise there is a tiny negative edge in the rising signal right at the voltage threshold? Can yo...
by WiFive
Wed Jul 11, 2018 8:20 pm
Forum: General Discussion
Topic: RTC_NOINIT not starting variable
Replies: 2
Views: 64

Re: RTC_NOINIT not starting variable

How can it be init to 222 if it is no_init? You can check reset reason and decide whether to init in app_main
by WiFive
Wed Jul 11, 2018 4:35 pm
Forum: General Discussion
Topic: Interface addresses in APSTA mode
Replies: 4
Views: 93

Re: Interface addresses in APSTA mode

Seems you are correct.
by WiFive
Wed Jul 11, 2018 3:47 am
Forum: General Discussion
Topic: Interface addresses in APSTA mode
Replies: 4
Views: 93

Re: Interface addresses in APSTA mode

You are [re]starting the dhcp client. That may be triggering a bug.
by WiFive
Sun Jul 08, 2018 7:25 pm
Forum: Hardware
Topic: Can't TX, ESP32 + LAN8720 with GPIO0 Clock Out
Replies: 5
Views: 231

Re: Can't TX, ESP32 + LAN8720 with GPIO0 Clock Out

Does lan8720 support a 1:2 ratio on the tx magnetics?
by WiFive
Sun Jul 08, 2018 5:39 pm
Forum: ESP32 IDF
Topic: SD example crashs on ESP-WROVER-KIT
Replies: 4
Views: 142

Re: SD example crashs on ESP-WROVER-KIT

This doesn't actually do anything

Code: Select all

host.slot = SDMMC_HOST_SLOT_1;


https://github.com/espressif/esp-idf/bl ... host.h#L37
by WiFive
Sun Jul 08, 2018 5:36 pm
Forum: General Discussion
Topic: Does enabling the pulse counter turn on the GPIO pull-up?
Replies: 6
Views: 172

Re: Does enabling the pulse counter turn on the GPIO pull-up?

Probably better to undo the pull-up after pcnt_unit_config if possible instead of modifying the driver

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