Search found 2111 matches

by WiFive
Tue Nov 27, 2018 3:47 pm
Forum: ESP32 IDF
Topic: Secure boot and signed bins
Replies: 30
Views: 2285

Re: Secure boot and signed bins

Your secure_bootloader.bin at 0x0 is just digest. You also have to flash bootloader.bin to 0x1000. They have to be matching pair. First stage bootloader is ROM, you cannot change it. Efuse is one time program, you cannot change it. Once you set ABS_DONE_0 you can only use signed second stage bootloa...
by WiFive
Tue Nov 27, 2018 2:35 am
Forum: General Discussion
Topic: New to ESP32. Which one should I buy for my specified needs?
Replies: 5
Views: 1367

Re: New to ESP32. Which one should I buy for my specified needs?

Suggest you look at odroid go and m5stack
by WiFive
Fri Nov 23, 2018 5:10 pm
Forum: ESP32 IDF
Topic: Secure boot and signed bins
Replies: 30
Views: 2285

Re: Secure boot and signed bins

The rom bootloader will check the 2nd stage bootloader signature but you have to enable secure boot in menuconfig to build the 2nd stage bootloader otherwise it won't check the other partition signatures.
by WiFive
Wed Nov 21, 2018 1:30 pm
Forum: ESP32 IDF
Topic: ESP32 uart_read_bytes always 0
Replies: 1
Views: 202

Re: ESP32 uart_read_bytes always 0

You should power the rs232 converter from 3v3 and you selected gpios 21 & 22 but your wires are not attached there.
by WiFive
Mon Nov 19, 2018 1:15 pm
Forum: ESP32 IDF
Topic: ULP Pulse Counting Example
Replies: 7
Views: 551

Re: ULP Pulse Counting Example

Call both
by WiFive
Mon Nov 19, 2018 9:57 am
Forum: ESP32 IDF
Topic: ULP Pulse Counting Example
Replies: 7
Views: 551

Re: ULP Pulse Counting Example

Gpio34 has no internal pull resistor so it floats and you are measuring noise
by WiFive
Sun Nov 18, 2018 11:18 pm
Forum: Hardware
Topic: Deep sleep wake up from GPIO impossible using Arduino IDE?
Replies: 2
Views: 327

Re: Deep sleep wake up from GPIO impossible using Arduino IDE?

Code: Select all

#include "esp_sleep.h"
And

Code: Select all

esp_sleep_enable_ext0_wakeup
by WiFive
Sun Nov 18, 2018 6:17 pm
Forum: Showcase
Topic: New ESP32-WROVER Ethernet Board
Replies: 28
Views: 8822

Re: New ESP32-WROVER Ethernet Board

There are quite a few choices for Ethernet now such as the olimex boards, the electrodragon breakout, wesp32, esp32-circle, som-esp32-1, neonious, and more on tindie. Not all use wrover and there could be room for more, just need a killer feature.

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