DHTとESP8266のインタフェース時に奇妙なエラーが発生する - データが絶え間なく変化するタイプ

Question

DHT11モジュール、ESP8266チップ、標準FTDIチップを使用して温度と湿度のデータをデータベースに送信しようとすると、私のプログラムをモジュールにアップロードするとき：

esptool v0.4.8 - (c) 2014 Ch. Klippel <ck@atelier-klippel.de> 
    setting board to ck 
    setting baudrate from 115200 to 115200 
    setting port from COM1 to COM20 
    setting address from 0x00000000 to 0x00000000 
    espcomm_upload_file 
    espcomm_upload_mem 
    setting serial port timeouts to 1000 ms 
opening bootloader 
resetting board 
trying to connect 
    flush start 
    setting serial port timeouts to 1 ms 
    setting serial port timeouts to 1000 ms 
    flush complete 
    espcomm_send_command: sending command header 
    espcomm_send_command: sending command payload 
    serialport_receive_C0: 9C instead of C0 
trying to connect 
    flush start 
    setting serial port timeouts to 1 ms 
    setting serial port timeouts to 1000 ms 
    flush complete 
    espcomm_send_command: sending command header 
    espcomm_send_command: sending command payload 
    espcomm_send_command: receiving 27847 bytes of data 
    serialport_receive_C0: 62 instead of C0 
trying to connect 
    flush start 
    setting serial port timeouts to 1 ms 
    setting serial port timeouts to 1000 ms 
    flush complete 
    espcomm_send_command: sending command header 
    espcomm_send_command: sending command payload 
    serialport_receive_C0: 03 instead of C0 
resetting board 
trying to connect 
    flush start 
    setting serial port timeouts to 1 ms 
    setting serial port timeouts to 1000 ms 
    flush complete 
    espcomm_send_command: sending command header 
    espcomm_send_command: sending command payload 
    serialport_receive_C0: C7 instead of C0 
trying to connect 
    flush start 
    setting serial port timeouts to 1 ms 
    setting serial port timeouts to 1000 ms 
    flush complete 
    espcomm_send_command: sending command header 
    espcomm_send_command: sending command payload 
    serialport_receive_C0: 1B instead of C0 
trying to connect 
    flush start 
    setting serial port timeouts to 1 ms 
    setting serial port timeouts to 1000 ms 
    flush complete 
    espcomm_send_command: sending command header 
    espcomm_send_command: sending command payload 
    serialport_receive_C0: 03 instead of C0 
resetting board 
trying to connect 
    flush start 
    setting serial port timeouts to 1 ms 
    setting serial port timeouts to 1000 ms 
    flush complete 
    espcomm_send_command: sending command header 
    espcomm_send_command: sending command payload 
    serialport_receive_C0: 1C instead of C0 
trying to connect 
    flush start 
    setting serial port timeouts to 1 ms 
    setting serial port timeouts to 1000 ms 
    flush complete 
    espcomm_send_command: sending command header 
    espcomm_send_command: sending command payload 
    espcomm_send_command: receiving 539 bytes of data 
    serialport_receive_C0: 62 instead of C0 
trying to connect 
    flush start 
    setting serial port timeouts to 1 ms 
    setting serial port timeouts to 1000 ms 
    flush complete 
    espcomm_send_command: sending command header 
    espcomm_send_command: sending command payload 
    serialport_receive_C0: C7 instead of C0 

コードはうまくいきますが、ハードウェアの問題だと私は信じています。

Answer 1

ボーレートが低いと、より安定している可能性があります。 また、CP2102ベースのシリアルインターフェイスを試してみることもできます。多くの人がFTDIの問題を抱えているようです。