求助！！！才入门的MIND+Adr上传52%失败，换了COM口不行

C:\Program Files (x86)\Mind+\Arduino\hardware\tools\avr\bin\avr-g++ -c -g -Os -w -std=gnu++11 -fpermissive -fno-exceptions -ffunction-sections -fdata-sections -fno-threadsafe-statics -MMD -flto -mmcu=atmega328p -DF_CPU=16000000L -DARDUINO=10804 -DARDUINO_AVR_NANO -DARDUINO_ARCH_AVR -I C:\Program Files (x86)\Mind+\Arduino\hardware\arduino\avr\cores\arduino -I C:\Program Files (x86)\Mind+\Arduino\hardware\arduino\avr\variants\eightanaloginputs -I C:\Program Files (x86)\Mind+\Arduino\hardware\arduino\avr\cores\arduino -I C:\Program Files (x86)\Mind+\Arduino\hardware\arduino\avr\variants\standard C:\Users\zhengjiaochu\AppData\Local\DFScratch\cache\dfrobot.ino.cpp -o C:\Users\zhengjiaochu\AppData\Local\DFScratch\cache\dfrobot.ino.cpp.o
C:\Program Files (x86)\Mind+\Arduino\hardware\tools\avr\bin\avr-gcc -w -Os -g -flto -fuse-linker-plugin -Wl,--gc-sections -mmcu=atmega328p -o C:\Users\zhengjiaochu\AppData\Local\DFScratch\build\dfrobot.ino.elf C:\Users\zhengjiaochu\AppData\Local\DFScratch\cache\dfrobot.ino.cpp.o C:\Program Files (x86)\Mind+\Arduino\static/core/uno/core.a -lm
"C:\Program Files (x86)\Mind+\Arduino\hardware\tools\avr\bin\avr-objcopy" -O ihex -R .eeprom "C:\Users\zhengjiaochu\AppData\Local\DFScratch\build\dfrobot.ino.elf" "C:\Users\zhengjiaochu\AppData\Local\DFScratch\build\dfrobot.ino.hex"
项目使用了1992字节，占用了(6%)程序存储空间，余留30264字节，最大为32256字节。
全局变量使用了194字节，(9%)的动态内存，余留1854字节局部变量，最大为2048字节。
C:\Program Files (x86)\Mind+\Arduino\hardware\tools\avr\bin\avrdude -CC:\Program Files (x86)\Mind+\Arduino/hardware/tools/avr/etc/avrdude.conf -v -patmega328p -carduino -PCOM8 -b115200 -D -Uflash:w:C:\Users\zhengjiaochu\AppData\Local\DFScratch\build\dfrobot.ino.hex:i

avrdude: Version 6.3-20171130
         Copyright (c) 2000-2005 Brian Dean, http://www.bdmicro.com/
         Copyright (c) 2007-2014 Joerg Wunsch

         System wide configuration file is "C:\Program Files (x86)\Mind+\Arduino/hardware/tools/avr/etc/avrdude.conf"

         Using Port                    : COM8
         Using Programmer              : arduino
         Overriding Baud Rate          : 115200
avrdude: stk500_getsync() attempt 1 of 10: not in sync: resp=0x30
avrdude: stk500_getsync() attempt 2 of 10: not in sync: resp=0x20
avrdude: stk500_getsync() attempt 3 of 10: not in sync: resp=0x30
avrdude: stk500_getsync() attempt 4 of 10: not in sync: resp=0x20
avrdude: stk500_getsync() attempt 5 of 10: not in sync: resp=0x30
avrdude: stk500_getsync() attempt 6 of 10: not in sync: resp=0x20
avrdude: stk500_getsync() attempt 7 of 10: not in sync: resp=0x30
avrdude: stk500_getsync() attempt 8 of 10: not in sync: resp=0x20
avrdude: stk500_getsync() attempt 9 of 10: not in sync: resp=0x30
avrdude: stk500_getsync() attempt 10 of 10: not in sync: resp=0x20

avrdude done.  Thank you.

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