esptool.py v2.6 Serial port COM4 Connecting.... Chip is ESP8266EX Features: WiFi MAC: ec:fa:bc:85:8d:d0 Uploading stub... Running stub... Stub running... Configuring flash size... Auto-detected Flash size: 4MB Compressed 284160 bytes to 204357... Writing at 0x00000000... (7 %) Writing a…

Perhaps the ESP is being reset - so that it starts executing the newly uploaded code...

No it seems to just delete the code after it is finished uploading it

...Writing at 0x0002c000... (92 %) Writing at 0x00030000... (100 %) Wrote 284160 bytes (204357 compressed) at 0x00000000 in 18.1 seconds (effective 125.7 kbit/s)... Hash of data verified. Leaving... Hard resetting via RTS pin... Seems like it uploads and restarts. No sign of delete in the t…

No I did mention the RESET With means Delete Not restart Anyway I have my app here not working and the replays dont working on the board so I would presume it is deleteing the code...

No it seems to just delete the code after it is finished uploading it How do you know this ?

RTS in old times , means “ready to send” ( data) - this line changes when data is sent and changes back afterwards and is used to perform a hardware reset - really a restart of the program that is within memory . it is supposed to do that. Try loading up a simple example program to see if that wor…

On completion of programming an ESP8266 the IDE reports: Hard resetting via RTS pin... At which point my program runs (or crashes, depending on how many mistakes I've made :confused: ) I can't imagine your ESP8266 is any different. No I did mention the RESET With means Delete In a piece of co…

Hey guys, can`t see the trees trough the forest. Leaving... Hard resetting via RTS pin... it kills my patience I just tried the solution from Pert but without any success Open preferences.txt from C:\Users\AppData\Local\Arduino15 ( this path may vary depending on your OS) and remove value for…

Try adding on a print.serial to your code. I had the same problem and added this to the code to monitor via the Serial monitor and my project worked just fine. Hope it helps

I encounter exactly the same problem.... Upload of the sketch (blink example) seems to work fine. But it ends with 'Hard resetting via RTS pin....'. Adding some Serial.print statements at the start of setup and loop functions does not show any output anywhere. No clue what to try expect buy a new E…

Hard resetting via RTS pin. Why does it reset As soon as its done uploang the co

Projects General Guidance

veerusubbuamii September 14, 2020, 2:40pm 21

You can find the answer here.

Topic		Replies	Views
Esp32 Stuck on hard reset via RTS PIN General Discussion	16	5364	April 19, 2025
Esp32 RTS Pin reset Deutsch	9	11622	December 4, 2022
ESP8266 - uploading program gives Hard resetting via RTS Pin error IDE 1.x	1	5383	July 18, 2019
[SOLVED] ESP8266 ESP-01 - Hard resetting via RTS pin Networking, Protocols, and Devices	1	7155	October 25, 2020
ESP32 OLED SSD1306 hangs "hard resetting via rts pin" Deutsch	32	698	February 24, 2025

Hard resetting via RTS pin. Why does it reset As soon as its done uploang the co

Related topics