This is an old issue but here we go.
I had the same issue when considering 3.3v as default output for any gpio but measuring 2.8v as real output.
So I went to the datasheet https://www.espressif.com/sites/default/files/documentation/esp32_datasheet_en.pdf and got that output voltage (VOH) is ...
Search found 4 matches
- Sat Jun 07, 2025 2:16 pm
- Forum: Hardware
- Topic: What is the voltage output range of the ESP32
- Replies: 3
- Views: 7847
- Thu Apr 03, 2025 11:04 am
- Forum: General Discussion
- Topic: Need help using ESP32 flash download tool
- Replies: 2
- Views: 3639
Re: Need help using ESP32 flash download tool
Recently I had the same issue and found this forum as I was searching for some clues.
Here is the way I succeed flashing the NVR using SPFLAH.
I use vscode + PlatformIO
step1: download flash tool
https://docs.espressif.com/projects/esp-test-tools/en/latest/esp32/production_stage/tools/flash ...
Here is the way I succeed flashing the NVR using SPFLAH.
I use vscode + PlatformIO
step1: download flash tool
https://docs.espressif.com/projects/esp-test-tools/en/latest/esp32/production_stage/tools/flash ...
- Wed Mar 26, 2025 1:18 pm
- Forum: ESP-IDF
- Topic: esp_https_ota() fails to complete
- Replies: 2
- Views: 2867
Re: esp_https_ota() fails to complete
Hi,
I had the same issue with esp_https_ota() stuck and not completing the download.
I was using openssl:
sudo openssl s_server -WWW -key ./server_certs/ca_key.pem -cert ./server_certs/ca_cert.pem -port 8070
I changed from opessl to python server.
The solution was found at: https://github.com ...
I had the same issue with esp_https_ota() stuck and not completing the download.
I was using openssl:
sudo openssl s_server -WWW -key ./server_certs/ca_key.pem -cert ./server_certs/ca_cert.pem -port 8070
I changed from opessl to python server.
The solution was found at: https://github.com ...
- Wed Mar 26, 2025 1:18 pm
- Forum: Report Bugs
- Topic: ESP32-S3 Simple OTA Example takes too long to update
- Replies: 1
- Views: 13504
Re: ESP32-S3 Simple OTA Example takes too long to update
Hi,
I had the same issue with esp_https_ota() stuck and not completing the download.
I was using openssl:
sudo openssl s_server -WWW -key ./server_certs/ca_key.pem -cert ./server_certs/ca_cert.pem -port 8070
I changed from opessl to python server.
The solution was found at: https://github.com ...
I had the same issue with esp_https_ota() stuck and not completing the download.
I was using openssl:
sudo openssl s_server -WWW -key ./server_certs/ca_key.pem -cert ./server_certs/ca_cert.pem -port 8070
I changed from opessl to python server.
The solution was found at: https://github.com ...