ESP-12F超时的疑问求解答

好吧，任何 esptool 操作都会像下面这样以超时结束。我尝试了来自 github（v4.5？最新版本）和 v2.5（旧版本甚至无法检测到 mac）的 esptool。该模块位于面包板上，带有五个 10K 上拉/下拉。这是我第一次尝试这个小模块，espp8266，板载 usb-serial（“nodemcu”？）总是有效，所以我真的不确定这个，有什么提示吗？
Linux 软呢帽 36。
代码：全选[aik@aikyoga esptool]$ python3 ./esptool.py flash_id
esptool.py v3.3
Found 1 serial ports
Serial port /dev/ttyUSB0
Connecting.....................
Detecting chip type... Unsupported detection protocol, switching and trying again...
Connecting...
Detecting chip type... ESP8266
Chip is ESP8266EX
Features: WiFi
Crystal is 26MHz
MAC: b4:e6:2d:46:d5:b4
Uploading stub...
Running stub...
Stub running...
Traceback (most recent call last):
  File "./esptool.py", line 5387, in
    _main()
  File "./esptool.py", line 5380, in _main
    main()
  File "./esptool.py", line 4812, in main
    operation_func(esp, args)
  File "./esptool.py", line 4245, in flash_id
    flash_id = esp.flash_id()
  File "./esptool.py", line 835, in flash_id
    return self.run_spiflash_command(SPIFLASH_RDID, b"", 24)
  File "./esptool.py", line 1131, in run_spiflash_command
    old_spi_usr = self.read_reg(SPI_USR_REG)
  File "./esptool.py", line 708, in read_reg
    val, data = self.command(self.ESP_READ_REG, struct.pack('