에러코드

아두이노:1.8.12 (Windows 10), 보드:"WeMos D1 R1, 80 MHz, Flash, Legacy (new can return nullptr), All SSL ciphers (most compatible), 4MB (FS:2MB OTA:~1019KB), v2 Lower Memory, Disabled, None, Only Sketch, 57600"

Executable segment sizes:

IROM   : 227612          - code in flash         (default or ICACHE_FLASH_ATTR)

IRAM   : 26776   / 32768 - code in IRAM          (ICACHE_RAM_ATTR, ISRs...)

DATA   : 1252  )         - initialized variables (global, static) in RAM/HEAP

RODATA : 672   ) / 81920 - constants             (global, static) in RAM/HEAP

BSS    : 24880 )         - zeroed variables      (global, static) in RAM/HEAP

스케치는 프로그램 저장 공간 256312 바이트(24%)를 사용. 최대 1044464 바이트.

전역 변수는 동적 메모리 26804바이트(32%)를 사용, 55116바이트의 지역변수가 남음.  최대는 81920 바이트.

esptool.py v2.8

Serial port COM3

Connecting....

Chip is ESP8266EX

Features: WiFi

Crystal is 26MHz

MAC: 84:f3:eb:b3:7f:cc

Uploading stub...

Running stub...

Stub running...

Configuring flash size...

Traceback (most recent call last):

  File "C:\Users\jeong\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\2.6.3/tools/upload.py", line 65, in <module>

    esptool.main(cmdline)

  File "C:/Users/jeong/AppData/Local/Arduino15/packages/esp8266/hardware/esp8266/2.6.3/tools/esptool\esptool.py", line 2933, in main

    detect_flash_size(esp, args)

  File "C:/Users/jeong/AppData/Local/Arduino15/packages/esp8266/hardware/esp8266/2.6.3/tools/esptool\esptool.py", line 2241, in detect_flash_size

    flash_id = esp.flash_id()

  File "C:/Users/jeong/AppData/Local/Arduino15/packages/esp8266/hardware/esp8266/2.6.3/tools/esptool\esptool.py", line 607, in flash_id

    return self.run_spiflash_command(SPIFLASH_RDID, b"", 24)

  File "C:/Users/jeong/AppData/Local/Arduino15/packages/esp8266/hardware/esp8266/2.6.3/tools/esptool\esptool.py", line 853, in run_spiflash_command

    old_spi_usr = self.read_reg(SPI_USR_REG)

  File "C:/Users/jeong/AppData/Local/Arduino15/packages/esp8266/hardware/esp8266/2.6.3/tools/esptool\esptool.py", line 490, in read_reg

    val, data = self.command(self.ESP_READ_REG, struct.pack('<I', addr))

  File "C:/Users/jeong/AppData/Local/Arduino15/packages/esp8266/hardware/esp8266/2.6.3/tools/esptool\esptool.py", line 347, in command

    p = self.read()

  File "C:/Users/jeong/AppData/Local/Arduino15/packages/esp8266/hardware/esp8266/2.6.3/tools/esptool\esptool.py", line 292, in read

    return next(self._slip_reader)

  File "C:/Users/jeong/AppData/Local/Arduino15/packages/esp8266/hardware/esp8266/2.6.3/tools/esptool\esptool.py", line 2045, in slip_reader

    raise FatalError("Timed out waiting for packet %s" % waiting_for)

esptool.FatalError: Timed out waiting for packet header

esptool.FatalError: Timed out waiting for packet header

보드 wemos d1 r1

포트 com3

예제프로그램 -esp8266->blink