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    How to stop the state information output to the serial port 0?

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    • I
      infiniium
      last edited by

      I want to control UART device through serial 0 of the M5stack.
      But M5stack output string (status information?) to the serial 0 at the timing of power on and reset. This string cause error of the UART device. So I want to stop this output. The string is like following.


      ets Jun 8 2016 00:22:57

      rst:0x1 (POWERON_RESET),boot:0x17 (SPI_FAST_FLASH_BOOT)
      configsip: 0, SPIWP:0xee
      clk_drv:0x00,q_drv:0x00,d_drv:0x00,cs0_drv:0x00,hd_drv:0x00,wp_drv:0x00
      mode:DIO, clock div:1
      load:0x3fff0018,len:4
      load:0x3fff001c,len:1100
      load:0x40078000,len:9232
      load:0x40080400,len:6400
      entry 0x400806a8
      M5Stack initializing...OK


      Even if the program is just only initializing process, the string is output. I am very confusing that. How can I stop it?


      #include <M5Stack.h>
      //HardwareSerial Myserial(0);

      void setup() {
      // put your setup code here, to run once:
      M5.begin(true, false, true);
      serial.begin(115200);
      }

      void loop() {
      // put your main code here, to run repeatedly:
      delay (100);
      }

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