Search found 34 matches

by pipi61
Mon Dec 23, 2019 9:45 am
Forum: ESP32 Arduino
Topic: Server Esp32 with lcd
Replies: 2
Views: 608

Re: Server Esp32 with lcd

Hi! I think the other way around. The central unit with LCD works in (TCP or UDP) client mode, and slave units with sensors work in server mode. The central unit periodically asks the slave units, and shows the data on the screen. The wifi mode STA for all units if use router, if works without the r...
by pipi61
Wed Nov 27, 2019 4:51 pm
Forum: ESP32 Arduino
Topic: Send picture over gprs, smtp, softwareSerial, received damaged!!?
Replies: 4
Views: 1218

Re: Send picture over gprs, smtp, softwareSerial, received damaged!!?

Try binary compare the origin with received picture. Check different character, what special character bad or changed to other character(s)
by pipi61
Tue Nov 05, 2019 9:58 pm
Forum: ESP32 Arduino
Topic: Possible to have esptool.py beep when ready to flash?
Replies: 2
Views: 742

Re: Possible to have esptool.py beep when ready to flash?

Use USB serial konverter with rx/tx rts, dtr output. Then esptool automatic switch flash prg mode to module.
https://github.com/espressif/esptool/wi ... -Selection
by pipi61
Sun Nov 03, 2019 2:32 pm
Forum: ESP32 Arduino
Topic: Sketch Upload Tool for Windows
Replies: 4
Views: 942

Re: Sketch Upload Tool for Windows

Yes. But one problem, the drive letter in path change on other computer.
In batch file use relative path, without drive letter...
by pipi61
Sat Nov 02, 2019 10:21 pm
Forum: ESP32 Arduino
Topic: Sketch Upload Tool for Windows
Replies: 4
Views: 942

Re: Sketch Upload Tool for Windows

Hi! in arduino File/Preferences menu swhitch on verbose... option. Then compile/upload sketch. In lower windows find line where containing esptool.exe My lines: C:\Arduino185_ESP32_ANET\hardware\espressif\esp32/tools/esptool.exe --chip esp32 --port COM3 --baud 921600 --before default_reset --after h...
by pipi61
Mon May 27, 2019 5:29 pm
Forum: ESP32 Arduino
Topic: SDCARD/MMC MODE
Replies: 1
Views: 992

Re: SDCARD/MMC MODE

Hi!
check
arduino-esp32/libraries/SD/examples/SD_Test/SD_Test.ino
and arduino-esp32/libraries/SD_MMC/examples/SDMMC_Test/SDMMC_Test.ino for pinout
Your pins used in SDMMC, not used in SD mode
by pipi61
Fri May 03, 2019 4:02 pm
Forum: ESP32 Arduino
Topic: ESP32 with Triac
Replies: 17
Views: 6747

Re: ESP32 with Triac

Hi!
Make interrupt to zerocross detect. in this interrupt setup timer interrupt.
In timer interrupt make enough time pulse to triac,
or set the triak on, and next zerocross interrupt switch the triak off
https://techtutorialsx.com/2017/10/07/e ... nterrupts/
by pipi61
Tue Apr 16, 2019 6:10 pm
Forum: ESP32 Arduino
Topic: High voltage controller with ESP32 ?
Replies: 1
Views: 979

Re: High voltage controller with ESP32 ?

Hi!
use Solid State Relay (SSR)
or use optotriac (MOC30xx) + triak to switch main power