Trouble flashing AWS-S3-PUT example to TimerCam-F with ESP-IDF + PlatformIO
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The project compiles fine, but fails to flash, failing with the following. Has anyone encountered and resolved this?
Building in release mode Retrieving maximum program size .pio/build/m5stack-timer-cam/firmware.elf Checking size .pio/build/m5stack-timer-cam/firmware.elf Advanced Memory Usage is available via "PlatformIO Home > Project Inspect" RAM: [= ] 11.6% (used 38052 bytes from 327680 bytes) Flash: [==========] 96.0% (used 1006333 bytes from 1048576 bytes) Configuring upload protocol... AVAILABLE: cmsis-dap, esp-bridge, esp-prog, espota, esptool, iot-bus-jtag, jlink, minimodule, olimex-arm-usb-ocd, olimex-arm-usb-ocd-h, olimex-arm-usb-tiny-h, olimex-jtag-tiny, tumpa CURRENT: upload_protocol = esptool Looking for upload port... Auto-detected: /dev/cu.usbserial-59527C0548 Uploading .pio/build/m5stack-timer-cam/firmware.bin esptool.py v4.5.1 Serial port /dev/cu.usbserial-59527C0548 Connecting.... Chip is ESP32-D0WDQ6-V3 (revision v3.1) Features: WiFi, BT, Dual Core, 240MHz, VRef calibration in efuse, Coding Scheme None Crystal is 40MHz MAC: b0:b2:1c:60:bf:b0 Uploading stub... Running stub... Stub running... Changing baud rate to 460800 Changed. A fatal error occurred: Unable to verify flash chip connection (No serial data received.). *** [upload] Error 2