Search found 4 matches

by alve89
Tue May 11, 2021 3:27 pm
Forum: ESP-IDF
Topic: Strange behaviour of DAC cosine wave generator
Replies: 2
Views: 4255

Re: Strange behaviour of DAC cosine wave generator

Hi gzmoio, this post was the only helpful I found on Google. I tried your code but unfortunately I got the error messages, that none of the dac_cw_xxxx functions are declared in that scope (dac_output_enable() works). I'm using the Arduino IDE 2.0, using an ESP32 Pico and I use #include <driver/dac....
by alve89
Thu Jul 23, 2020 6:39 am
Forum: ESP32 Arduino
Topic: Best practice sending multiple HTTP GET requests
Replies: 0
Views: 2798

Best practice sending multiple HTTP GET requests

Hey guys, after a little research why some of my requests end in an error I thought there might be a "best practice" to send multiple GET-requests in a short while (with library HTTPClient). My basics: After I had a little problem with Cloudflare blocking my Vodafone home static IP address I added a...
by alve89
Fri Apr 24, 2020 7:00 am
Forum: Hardware
Topic: Read Serial without USB
Replies: 2
Views: 5521

Re: Read Serial without USB

Hi Angus, thank you for your reply. It seems that I have a third party board (which is working properly except of the 5V input pin). About your suggested TTL serial interface - would this work to read serial via pins -> USB: https://www.az-delivery.de/products/ftdi-adapter-ft232rl?variant=3654280942...
by alve89
Thu Apr 23, 2020 2:40 pm
Forum: Hardware
Topic: Read Serial without USB
Replies: 2
Views: 5521

Read Serial without USB

Hey guys, since this post https://www.esp32.com/viewtopic.php?t=7886#p36604 brings the sad message, that the ESP32 cannot be supplied with an external power supply, I thought of using USB to power the ESP32 Dev Kit v1 board and use some pins for read the Serial interface. Is that possible? And, if y...