Probaly the shortest solve so far... found this post after i wrote all this...
note to self, do not work on this stuff after 12 hour night shifts...
[ESP32C3 Serial.print not working - #3 by ptillisch](https://Solution to my issue)
Hi, I am new here. At the moment I am stuck at something stupid (probably..) Earlier this year I made some ESPhome devices based on a ESP32C3 supermini. Those work great. I wanted to make something similar but more stand alone. But I cant even get a simple serial print to work.
I put my sketch, my compile and upload dump and my "core debug @ verbose" below. I am really stuck. The upload works, if i send the blink case and change the pin to 8, i get a blinking LED, but i can't get anything out of the serial monitor.
My sketch:
void setup() {
// put your setup code here, to run once:
Serial.begin(9600);
}
void loop() {
// put your main code here, to run repeatedly:
Serial.println("Hello World!");
delay(1000);
}
My compile and upload output:
FQBN: esp32:esp32:esp32c3:DebugLevel=verbose
Using board 'esp32c3' from platform in folder: C:\Users\hp\AppData\Local\Arduino15\packages\esp32\hardware\esp32\3.2.1
Using core 'esp32' from platform in folder: C:\Users\hp\AppData\Local\Arduino15\packages\esp32\hardware\esp32\3.2.1
cmd /c if exist "C:\\Users\\hp\\AppData\\Local\\Temp\\.arduinoIDE-unsaved202565-21468-17oc7gk.fflb\\Blink\\partitions.csv" COPY /y "C:\\Users\\hp\\AppData\\Local\\Temp\\.arduinoIDE-unsaved202565-21468-17oc7gk.fflb\\Blink\\partitions.csv" "C:\\Users\\hp\\AppData\\Local\\arduino\\sketches\\FE79B5C3BAAEEFD21E212D2EE5A637A9\\partitions.csv"
cmd /c if not exist "C:\\Users\\hp\\AppData\\Local\\arduino\\sketches\\FE79B5C3BAAEEFD21E212D2EE5A637A9\\partitions.csv" if exist "C:\\Users\\hp\\AppData\\Local\\Arduino15\\packages\\esp32\\hardware\\esp32\\3.2.1\\variants\\esp32c3\\partitions.csv" COPY "C:\\Users\\hp\\AppData\\Local\\Arduino15\\packages\\esp32\\hardware\\esp32\\3.2.1\\variants\\esp32c3\\partitions.csv" "C:\\Users\\hp\\AppData\\Local\\arduino\\sketches\\FE79B5C3BAAEEFD21E212D2EE5A637A9\\partitions.csv"
cmd /c if not exist "C:\\Users\\hp\\AppData\\Local\\arduino\\sketches\\FE79B5C3BAAEEFD21E212D2EE5A637A9\\partitions.csv" COPY "C:\\Users\\hp\\AppData\\Local\\Arduino15\\packages\\esp32\\hardware\\esp32\\3.2.1\\tools\\partitions\\default.csv" "C:\\Users\\hp\\AppData\\Local\\arduino\\sketches\\FE79B5C3BAAEEFD21E212D2EE5A637A9\\partitions.csv"
cmd /c IF EXIST "C:\\Users\\hp\\AppData\\Local\\Temp\\.arduinoIDE-unsaved202565-21468-17oc7gk.fflb\\Blink\\bootloader.bin" ( COPY /y "C:\\Users\\hp\\AppData\\Local\\Temp\\.arduinoIDE-unsaved202565-21468-17oc7gk.fflb\\Blink\\bootloader.bin" "C:\\Users\\hp\\AppData\\Local\\arduino\\sketches\\FE79B5C3BAAEEFD21E212D2EE5A637A9\\Blink.ino.bootloader.bin" ) ELSE ( IF EXIST "C:\\Users\\hp\\AppData\\Local\\Arduino15\\packages\\esp32\\hardware\\esp32\\3.2.1\\variants\\esp32c3\\bootloader.bin" ( COPY "C:\\Users\\hp\\AppData\\Local\\Arduino15\\packages\\esp32\\hardware\\esp32\\3.2.1\\variants\\esp32c3\\bootloader.bin" "C:\\Users\\hp\\AppData\\Local\\arduino\\sketches\\FE79B5C3BAAEEFD21E212D2EE5A637A9\\Blink.ino.bootloader.bin" ) ELSE ( "C:\\Users\\hp\\AppData\\Local\\Arduino15\\packages\\esp32\\tools\\esptool_py\\5.0.dev1\\esptool.exe" --chip esp32c3 elf2image --flash-mode dio --flash-freq 80m --flash-size 4MB -o "C:\\Users\\hp\\AppData\\Local\\arduino\\sketches\\FE79B5C3BAAEEFD21E212D2EE5A637A9\\Blink.ino.bootloader.bin" "C:\\Users\\hp\\AppData\\Local\\Arduino15\\packages\\esp32\\tools\\esp32-arduino-libs\\idf-release_v5.4-858a988d-v1\\esp32c3\\bin\\bootloader_qio_80m.elf" ) )
esptool.py v4.8.1
Creating ESP32C3 image...
Merged 2 ELF sections.
Successfully created ESP32C3 image.
cmd /c if exist "C:\\Users\\hp\\AppData\\Local\\Temp\\.arduinoIDE-unsaved202565-21468-17oc7gk.fflb\\Blink\\build_opt.h" COPY /y "C:\\Users\\hp\\AppData\\Local\\Temp\\.arduinoIDE-unsaved202565-21468-17oc7gk.fflb\\Blink\\build_opt.h" "C:\\Users\\hp\\AppData\\Local\\arduino\\sketches\\FE79B5C3BAAEEFD21E212D2EE5A637A9\\build_opt.h"
cmd /c if not exist "C:\\Users\\hp\\AppData\\Local\\arduino\\sketches\\FE79B5C3BAAEEFD21E212D2EE5A637A9\\build_opt.h" type nul > "C:\\Users\\hp\\AppData\\Local\\arduino\\sketches\\FE79B5C3BAAEEFD21E212D2EE5A637A9\\build_opt.h"
cmd /c type nul > "C:\\Users\\hp\\AppData\\Local\\arduino\\sketches\\FE79B5C3BAAEEFD21E212D2EE5A637A9/file_opts"
cmd /c COPY /y "C:\\Users\\hp\\AppData\\Local\\Arduino15\\packages\\esp32\\tools\\esp32-arduino-libs\\idf-release_v5.4-858a988d-v1\\esp32c3\\sdkconfig" "C:\\Users\\hp\\AppData\\Local\\arduino\\sketches\\FE79B5C3BAAEEFD21E212D2EE5A637A9\\sdkconfig"
1 file(s) copied.
Detecting libraries used...
C:\Users\hp\AppData\Local\Arduino15\packages\esp32\tools\esp-rv32\2411/bin/riscv32-esp-elf-g++ -c @C:\Users\hp\AppData\Local\Arduino15\packages\esp32\tools\esp32-arduino-libs\idf-release_v5.4-858a988d-v1\esp32c3/flags/cpp_flags -w -Os -Werror=return-type -w -x c++ -E -CC -DF_CPU=160000000L -DARDUINO=10607 -DARDUINO_ESP32C3_DEV -DARDUINO_ARCH_ESP32 -DARDUINO_BOARD="ESP32C3_DEV" -DARDUINO_VARIANT="esp32c3" -DARDUINO_PARTITION_default -DARDUINO_HOST_OS="windows" -DARDUINO_FQBN="esp32:esp32:esp32c3:UploadSpeed=921600,CDCOnBoot=default,CPUFreq=160,FlashFreq=80,FlashMode=qio,FlashSize=4M,PartitionScheme=default,DebugLevel=verbose,EraseFlash=none,JTAGAdapter=default,ZigbeeMode=default" -DESP32=ESP32 -DCORE_DEBUG_LEVEL=5 -DARDUINO_USB_MODE=1 -DARDUINO_USB_CDC_ON_BOOT=0 @C:\Users\hp\AppData\Local\Arduino15\packages\esp32\tools\esp32-arduino-libs\idf-release_v5.4-858a988d-v1\esp32c3/flags/defines -IC:\Users\hp\AppData\Local\Temp\.arduinoIDE-unsaved202565-21468-17oc7gk.fflb\Blink -iprefix C:\Users\hp\AppData\Local\Arduino15\packages\esp32\tools\esp32-arduino-libs\idf-release_v5.4-858a988d-v1\esp32c3/include/ @C:\Users\hp\AppData\Local\Arduino15\packages\esp32\tools\esp32-arduino-libs\idf-release_v5.4-858a988d-v1\esp32c3/flags/includes -IC:\Users\hp\AppData\Local\Arduino15\packages\esp32\tools\esp32-arduino-libs\idf-release_v5.4-858a988d-v1\esp32c3/qio_qspi/include -IC:\Users\hp\AppData\Local\Arduino15\packages\esp32\hardware\esp32\3.2.1\cores\esp32 -IC:\Users\hp\AppData\Local\Arduino15\packages\esp32\hardware\esp32\3.2.1\variants\esp32c3 @C:\Users\hp\AppData\Local\arduino\sketches\FE79B5C3BAAEEFD21E212D2EE5A637A9/build_opt.h @C:\Users\hp\AppData\Local\arduino\sketches\FE79B5C3BAAEEFD21E212D2EE5A637A9/file_opts C:\Users\hp\AppData\Local\arduino\sketches\FE79B5C3BAAEEFD21E212D2EE5A637A9\sketch\Blink.ino.cpp -o nul
Generating function prototypes...
C:\Users\hp\AppData\Local\Arduino15\packages\esp32\tools\esp-rv32\2411/bin/riscv32-esp-elf-g++ -c @C:\Users\hp\AppData\Local\Arduino15\packages\esp32\tools\esp32-arduino-libs\idf-release_v5.4-858a988d-v1\esp32c3/flags/cpp_flags -w -Os -Werror=return-type -w -x c++ -E -CC -DF_CPU=160000000L -DARDUINO=10607 -DARDUINO_ESP32C3_DEV -DARDUINO_ARCH_ESP32 -DARDUINO_BOARD="ESP32C3_DEV" -DARDUINO_VARIANT="esp32c3" -DARDUINO_PARTITION_default -DARDUINO_HOST_OS="windows" -DARDUINO_FQBN="esp32:esp32:esp32c3:UploadSpeed=921600,CDCOnBoot=default,CPUFreq=160,FlashFreq=80,FlashMode=qio,FlashSize=4M,PartitionScheme=default,DebugLevel=verbose,EraseFlash=none,JTAGAdapter=default,ZigbeeMode=default" -DESP32=ESP32 -DCORE_DEBUG_LEVEL=5 -DARDUINO_USB_MODE=1 -DARDUINO_USB_CDC_ON_BOOT=0 @C:\Users\hp\AppData\Local\Arduino15\packages\esp32\tools\esp32-arduino-libs\idf-release_v5.4-858a988d-v1\esp32c3/flags/defines -IC:\Users\hp\AppData\Local\Temp\.arduinoIDE-unsaved202565-21468-17oc7gk.fflb\Blink -iprefix C:\Users\hp\AppData\Local\Arduino15\packages\esp32\tools\esp32-arduino-libs\idf-release_v5.4-858a988d-v1\esp32c3/include/ @C:\Users\hp\AppData\Local\Arduino15\packages\esp32\tools\esp32-arduino-libs\idf-release_v5.4-858a988d-v1\esp32c3/flags/includes -IC:\Users\hp\AppData\Local\Arduino15\packages\esp32\tools\esp32-arduino-libs\idf-release_v5.4-858a988d-v1\esp32c3/qio_qspi/include -IC:\Users\hp\AppData\Local\Arduino15\packages\esp32\hardware\esp32\3.2.1\cores\esp32 -IC:\Users\hp\AppData\Local\Arduino15\packages\esp32\hardware\esp32\3.2.1\variants\esp32c3 @C:\Users\hp\AppData\Local\arduino\sketches\FE79B5C3BAAEEFD21E212D2EE5A637A9/build_opt.h @C:\Users\hp\AppData\Local\arduino\sketches\FE79B5C3BAAEEFD21E212D2EE5A637A9/file_opts C:\Users\hp\AppData\Local\arduino\sketches\FE79B5C3BAAEEFD21E212D2EE5A637A9\sketch\Blink.ino.cpp -o C:\Users\hp\AppData\Local\Temp\1379553682\sketch_merged.cpp
C:\Users\hp\AppData\Local\Arduino15\packages\builtin\tools\ctags\5.8-arduino11/ctags -u --language-force=c++ -f - --c++-kinds=svpf --fields=KSTtzns --line-directives C:\Users\hp\AppData\Local\Temp\1379553682\sketch_merged.cpp
Compiling sketch...
"C:\\Users\\hp\\AppData\\Local\\Arduino15\\packages\\esp32\\tools\\esp-rv32\\2411/bin/riscv32-esp-elf-g++" -MMD -c "@C:\\Users\\hp\\AppData\\Local\\Arduino15\\packages\\esp32\\tools\\esp32-arduino-libs\\idf-release_v5.4-858a988d-v1\\esp32c3/flags/cpp_flags" -Wall -Wextra -Os -Werror=return-type -DF_CPU=160000000L -DARDUINO=10607 -DARDUINO_ESP32C3_DEV -DARDUINO_ARCH_ESP32 "-DARDUINO_BOARD=\"ESP32C3_DEV\"" "-DARDUINO_VARIANT=\"esp32c3\"" -DARDUINO_PARTITION_default "-DARDUINO_HOST_OS=\"windows\"" "-DARDUINO_FQBN=\"esp32:esp32:esp32c3:UploadSpeed=921600,CDCOnBoot=default,CPUFreq=160,FlashFreq=80,FlashMode=qio,FlashSize=4M,PartitionScheme=default,DebugLevel=verbose,EraseFlash=none,JTAGAdapter=default,ZigbeeMode=default\"" -DESP32=ESP32 -DCORE_DEBUG_LEVEL=5 -DARDUINO_USB_MODE=1 -DARDUINO_USB_CDC_ON_BOOT=0 "@C:\\Users\\hp\\AppData\\Local\\Arduino15\\packages\\esp32\\tools\\esp32-arduino-libs\\idf-release_v5.4-858a988d-v1\\esp32c3/flags/defines" "-IC:\\Users\\hp\\AppData\\Local\\Temp\\.arduinoIDE-unsaved202565-21468-17oc7gk.fflb\\Blink" -iprefix "C:\\Users\\hp\\AppData\\Local\\Arduino15\\packages\\esp32\\tools\\esp32-arduino-libs\\idf-release_v5.4-858a988d-v1\\esp32c3/include/" "@C:\\Users\\hp\\AppData\\Local\\Arduino15\\packages\\esp32\\tools\\esp32-arduino-libs\\idf-release_v5.4-858a988d-v1\\esp32c3/flags/includes" "-IC:\\Users\\hp\\AppData\\Local\\Arduino15\\packages\\esp32\\tools\\esp32-arduino-libs\\idf-release_v5.4-858a988d-v1\\esp32c3/qio_qspi/include" "-IC:\\Users\\hp\\AppData\\Local\\Arduino15\\packages\\esp32\\hardware\\esp32\\3.2.1\\cores\\esp32" "-IC:\\Users\\hp\\AppData\\Local\\Arduino15\\packages\\esp32\\hardware\\esp32\\3.2.1\\variants\\esp32c3" "@C:\\Users\\hp\\AppData\\Local\\arduino\\sketches\\FE79B5C3BAAEEFD21E212D2EE5A637A9/build_opt.h" "@C:\\Users\\hp\\AppData\\Local\\arduino\\sketches\\FE79B5C3BAAEEFD21E212D2EE5A637A9/file_opts" "C:\\Users\\hp\\AppData\\Local\\arduino\\sketches\\FE79B5C3BAAEEFD21E212D2EE5A637A9\\sketch\\Blink.ino.cpp" -o "C:\\Users\\hp\\AppData\\Local\\arduino\\sketches\\FE79B5C3BAAEEFD21E212D2EE5A637A9\\sketch\\Blink.ino.cpp.o"
Compiling libraries...
Compiling core...
cmd /c echo -DARDUINO_CORE_BUILD > "C:\\Users\\hp\\AppData\\Local\\arduino\\sketches\\FE79B5C3BAAEEFD21E212D2EE5A637A9/file_opts"
Using precompiled core: C:\Users\hp\AppData\Local\arduino\cores\9602ea14b43ba361938b29a4235e3177\core.a
cmd /c type nul > "C:\\Users\\hp\\AppData\\Local\\arduino\\sketches\\FE79B5C3BAAEEFD21E212D2EE5A637A9/file_opts"
Linking everything together...
"C:\\Users\\hp\\AppData\\Local\\Arduino15\\packages\\esp32\\tools\\esp-rv32\\2411/bin/riscv32-esp-elf-g++" "-Wl,--Map=C:\\Users\\hp\\AppData\\Local\\arduino\\sketches\\FE79B5C3BAAEEFD21E212D2EE5A637A9/Blink.ino.map" "-LC:\\Users\\hp\\AppData\\Local\\Arduino15\\packages\\esp32\\tools\\esp32-arduino-libs\\idf-release_v5.4-858a988d-v1\\esp32c3/lib" "-LC:\\Users\\hp\\AppData\\Local\\Arduino15\\packages\\esp32\\tools\\esp32-arduino-libs\\idf-release_v5.4-858a988d-v1\\esp32c3/ld" "-LC:\\Users\\hp\\AppData\\Local\\Arduino15\\packages\\esp32\\tools\\esp32-arduino-libs\\idf-release_v5.4-858a988d-v1\\esp32c3/qio_qspi" -Wl,--wrap=esp_panic_handler "@C:\\Users\\hp\\AppData\\Local\\Arduino15\\packages\\esp32\\tools\\esp32-arduino-libs\\idf-release_v5.4-858a988d-v1\\esp32c3/flags/ld_flags" "@C:\\Users\\hp\\AppData\\Local\\Arduino15\\packages\\esp32\\tools\\esp32-arduino-libs\\idf-release_v5.4-858a988d-v1\\esp32c3/flags/ld_scripts" -Wl,--start-group "C:\\Users\\hp\\AppData\\Local\\arduino\\sketches\\FE79B5C3BAAEEFD21E212D2EE5A637A9\\sketch\\Blink.ino.cpp.o" "C:\\Users\\hp\\AppData\\Local\\arduino\\cores\\9602ea14b43ba361938b29a4235e3177\\core.a" "@C:\\Users\\hp\\AppData\\Local\\Arduino15\\packages\\esp32\\tools\\esp32-arduino-libs\\idf-release_v5.4-858a988d-v1\\esp32c3/flags/ld_libs" -Wl,--end-group -Wl,-EL -o "C:\\Users\\hp\\AppData\\Local\\arduino\\sketches\\FE79B5C3BAAEEFD21E212D2EE5A637A9/Blink.ino.elf"
"C:\\Users\\hp\\AppData\\Local\\Arduino15\\packages\\esp32\\tools\\esptool_py\\5.0.dev1/esptool.exe" --chip esp32c3 elf2image --flash-mode dio --flash-freq 80m --flash-size 4MB --elf-sha256-offset 0xb0 -o "C:\\Users\\hp\\AppData\\Local\\arduino\\sketches\\FE79B5C3BAAEEFD21E212D2EE5A637A9/Blink.ino.bin" "C:\\Users\\hp\\AppData\\Local\\arduino\\sketches\\FE79B5C3BAAEEFD21E212D2EE5A637A9/Blink.ino.elf"
esptool.py v4.8.1
Creating ESP32C3 image...
Merged 2 ELF sections.
Successfully created ESP32C3 image.
"C:\\Users\\hp\\AppData\\Local\\Arduino15\\packages\\esp32\\hardware\\esp32\\3.2.1\\tools\\gen_esp32part.exe" -q "C:\\Users\\hp\\AppData\\Local\\arduino\\sketches\\FE79B5C3BAAEEFD21E212D2EE5A637A9/partitions.csv" "C:\\Users\\hp\\AppData\\Local\\arduino\\sketches\\FE79B5C3BAAEEFD21E212D2EE5A637A9/Blink.ino.partitions.bin"
cmd /c if exist "C:\\Users\\hp\\AppData\\Local\\arduino\\sketches\\FE79B5C3BAAEEFD21E212D2EE5A637A9\\libraries\\Insights" "C:\\Users\\hp\\AppData\\Local\\Arduino15\\packages\\esp32\\hardware\\esp32\\3.2.1\\tools\\gen_insights_package.exe" "C:\\Users\\hp\\AppData\\Local\\arduino\\sketches\\FE79B5C3BAAEEFD21E212D2EE5A637A9" Blink.ino "C:\\Users\\hp\\AppData\\Local\\Temp\\.arduinoIDE-unsaved202565-21468-17oc7gk.fflb\\Blink"
cmd /c if exist "C:\\Users\\hp\\AppData\\Local\\arduino\\sketches\\FE79B5C3BAAEEFD21E212D2EE5A637A9\\libraries\\ESP_SR" if exist "C:\\Users\\hp\\AppData\\Local\\Arduino15\\packages\\esp32\\tools\\esp32-arduino-libs\\idf-release_v5.4-858a988d-v1\\esp32c3\\esp_sr\\srmodels.bin" COPY /y "C:\\Users\\hp\\AppData\\Local\\Arduino15\\packages\\esp32\\tools\\esp32-arduino-libs\\idf-release_v5.4-858a988d-v1\\esp32c3\\esp_sr\\srmodels.bin" "C:\\Users\\hp\\AppData\\Local\\arduino\\sketches\\FE79B5C3BAAEEFD21E212D2EE5A637A9\\srmodels.bin"
"C:\\Users\\hp\\AppData\\Local\\Arduino15\\packages\\esp32\\tools\\esptool_py\\5.0.dev1/esptool.exe" --chip esp32c3 merge-bin -o "C:\\Users\\hp\\AppData\\Local\\arduino\\sketches\\FE79B5C3BAAEEFD21E212D2EE5A637A9/Blink.ino.merged.bin" --pad-to-size 4MB --flash-mode keep --flash-freq keep --flash-size keep 0x0 "C:\\Users\\hp\\AppData\\Local\\arduino\\sketches\\FE79B5C3BAAEEFD21E212D2EE5A637A9/Blink.ino.bootloader.bin" 0x8000 "C:\\Users\\hp\\AppData\\Local\\arduino\\sketches\\FE79B5C3BAAEEFD21E212D2EE5A637A9/Blink.ino.partitions.bin" 0xe000 "C:\\Users\\hp\\AppData\\Local\\Arduino15\\packages\\esp32\\hardware\\esp32\\3.2.1/tools/partitions/boot_app0.bin" 0x10000 "C:\\Users\\hp\\AppData\\Local\\arduino\\sketches\\FE79B5C3BAAEEFD21E212D2EE5A637A9/Blink.ino.bin"
esptool.py v4.8.1
Wrote 0x400000 bytes to file 'C:\Users\hp\AppData\Local\arduino\sketches\FE79B5C3BAAEEFD21E212D2EE5A637A9/Blink.ino.merged.bin', ready to flash to offset 0x0.
"C:\\Users\\hp\\AppData\\Local\\Arduino15\\packages\\esp32\\tools\\esp-rv32\\2411/bin/riscv32-esp-elf-size" -A "C:\\Users\\hp\\AppData\\Local\\arduino\\sketches\\FE79B5C3BAAEEFD21E212D2EE5A637A9/Blink.ino.elf"
Sketch uses 296662 bytes (22%) of program storage space. Maximum is 1310720 bytes.
Global variables use 11640 bytes (3%) of dynamic memory, leaving 316040 bytes for local variables. Maximum is 327680 bytes.
esptool.py v4.8.1
Serial port COM6:
Connecting...
Connected to ESP32-C3 on COM6:
Chip type: ESP32-C3 (QFN32) (revision v0.4)
Features: Wi-Fi, BT 5 (LE), Single Core, 160MHz, Embedded Flash 4MB (XMC)
Crystal frequency: 40MHz
USB mode: USB-Serial/JTAG
MAC: 94:a9:90:53:21:58
Uploading stub flasher...
Running stub flasher...
Stub flasher running.
Changing baud rate to 921600...
Changed.
Configuring flash size...
Flash will be erased from 0x00000000 to 0x00004fff...
Flash will be erased from 0x00008000 to 0x00008fff...
Flash will be erased from 0x0000e000 to 0x0000ffff...
Flash will be erased from 0x00010000 to 0x00059fff...
Compressed 19520 bytes to 12595...
Writing at 0x00000000 [ ] 0.0% 0/12595 bytes...
Writing at 0x00004c40 [==============================] 100.0% 12595/12595 bytes...
Wrote 19520 bytes (12595 compressed) at 0x00000000 in 0.3 seconds (577.8 kbit/s).
Hash of data verified.
Compressed 3072 bytes to 146...
Writing at 0x00008000 [ ] 0.0% 0/146 bytes...
Writing at 0x00008c00 [==============================] 100.0% 146/146 bytes...
Wrote 3072 bytes (146 compressed) at 0x00008000 in 0.0 seconds (618.8 kbit/s).
Hash of data verified.
Compressed 8192 bytes to 47...
Writing at 0x0000e000 [ ] 0.0% 0/47 bytes...
Writing at 0x00010000 [==============================] 100.0% 47/47 bytes...
Wrote 8192 bytes (47 compressed) at 0x0000e000 in 0.1 seconds (804.5 kbit/s).
Hash of data verified.
Compressed 301504 bytes to 160873...
Writing at 0x00010000 [ ] 0.0% 0/160873 bytes...
Writing at 0x0001c3e9 [==> ] 10.2% 16384/160873 bytes...
Writing at 0x00024b1b [=====> ] 20.4% 32768/160873 bytes...
Writing at 0x0002ab98 [========> ] 30.6% 49152/160873 bytes...
Writing at 0x00032512 [===========> ] 40.7% 65536/160873 bytes...
Writing at 0x000390c2 [==============> ] 50.9% 81920/160873 bytes...
Writing at 0x0003f65e [=================> ] 61.1% 98304/160873 bytes...
Writing at 0x00045956 [====================> ] 71.3% 114688/160873 bytes...
Writing at 0x0004bb93 [=======================> ] 81.5% 131072/160873 bytes...
Writing at 0x00052afa [==========================> ] 91.7% 147456/160873 bytes...
Writing at 0x000599c0 [==============================] 100.0% 160873/160873 bytes...
Wrote 301504 bytes (160873 compressed) at 0x00010000 in 2.3 seconds (1061.7 kbit/s).
Hash of data verified.
Hard resetting via RTS pin...
and my verbose serial output (it does spit something out core debug level at Verbose)
22:20:14.692 -> [ 23][V][esp32-hal-periman.c:235] perimanSetBusDeinit(): Dein 8 : GPIO
22:20:14.692 -> 20 : UART_RX[0]
22:20:14.716 -> 21 : UART_TX[0]
22:20:14.716 -> ============ After Setup End =============
22:21:15.776 -> [ 23][V][esp32-hal-periman.c:235] perimanSetBusDeinit(): Dein 8 : GPIO
22:21:15.805 -> 20 : UART_RX[0]
22:21:15.837 -> 21 : UART_TX[0]
22:21:15.837 -> ============ After Setup End =============
22:23:12.752 -> , type: DATA, subtype: NVS