Hi
I have an Arduino Mega.
I am able to flash boot loader using Arduino as ISP.
it succeeds but
-On mega when I click reset it's led does not blink three times
-When I try to upload a code RX and TX does not blink
Arduino: 1.8.10 (Mac OS X), Board: "Arduino/Genuino Mega or Mega 2560, ATmega2560 (Mega 2560)"
/Applications/Arduino.app/Contents/Java/arduino-builder -dump-prefs -logger=machine -hardware /Applications/Arduino.app/Contents/Java/hardware -tools /Applications/Arduino.app/Contents/Java/tools-builder -tools /Applications/Arduino.app/Contents/Java/hardware/tools/avr -built-in-libraries /Applications/Arduino.app/Contents/Java/libraries -libraries /Users/aliemiroktay/Documents/Arduino/libraries -fqbn=arduino:avr:mega:cpu=atmega2560 -vid-pid=1A86_7523 -ide-version=10810 -build-path /var/folders/h5/231s54pn01j6b1ynj2ns27n40000gp/T/arduino_build_277355 -warnings=none -build-cache /var/folders/h5/231s54pn01j6b1ynj2ns27n40000gp/T/arduino_cache_172669 -prefs=build.warn_data_percentage=75 -prefs=runtime.tools.arduinoOTA.path=/Applications/Arduino.app/Contents/Java/hardware/tools/avr -prefs=runtime.tools.arduinoOTA-1.3.0.path=/Applications/Arduino.app/Contents/Java/hardware/tools/avr -prefs=runtime.tools.avrdude.path=/Applications/Arduino.app/Contents/Java/hardware/tools/avr -prefs=runtime.tools.avrdude-6.3.0-arduino17.path=/Applications/Arduino.app/Contents/Java/hardware/tools/avr -prefs=runtime.tools.avr-gcc.path=/Applications/Arduino.app/Contents/Java/hardware/tools/avr -prefs=runtime.tools.avr-gcc-7.3.0-atmel3.6.1-arduino5.path=/Applications/Arduino.app/Contents/Java/hardware/tools/avr -verbose /var/folders/h5/231s54pn01j6b1ynj2ns27n40000gp/T/untitled845259653.tmp/sketch_nov28c/sketch_nov28c.ino
/Applications/Arduino.app/Contents/Java/arduino-builder -compile -logger=machine -hardware /Applications/Arduino.app/Contents/Java/hardware -tools /Applications/Arduino.app/Contents/Java/tools-builder -tools /Applications/Arduino.app/Contents/Java/hardware/tools/avr -built-in-libraries /Applications/Arduino.app/Contents/Java/libraries -libraries /Users/aliemiroktay/Documents/Arduino/libraries -fqbn=arduino:avr:mega:cpu=atmega2560 -vid-pid=1A86_7523 -ide-version=10810 -build-path /var/folders/h5/231s54pn01j6b1ynj2ns27n40000gp/T/arduino_build_277355 -warnings=none -build-cache /var/folders/h5/231s54pn01j6b1ynj2ns27n40000gp/T/arduino_cache_172669 -prefs=build.warn_data_percentage=75 -prefs=runtime.tools.arduinoOTA.path=/Applications/Arduino.app/Contents/Java/hardware/tools/avr -prefs=runtime.tools.arduinoOTA-1.3.0.path=/Applications/Arduino.app/Contents/Java/hardware/tools/avr -prefs=runtime.tools.avrdude.path=/Applications/Arduino.app/Contents/Java/hardware/tools/avr -prefs=runtime.tools.avrdude-6.3.0-arduino17.path=/Applications/Arduino.app/Contents/Java/hardware/tools/avr -prefs=runtime.tools.avr-gcc.path=/Applications/Arduino.app/Contents/Java/hardware/tools/avr -prefs=runtime.tools.avr-gcc-7.3.0-atmel3.6.1-arduino5.path=/Applications/Arduino.app/Contents/Java/hardware/tools/avr -verbose /var/folders/h5/231s54pn01j6b1ynj2ns27n40000gp/T/untitled845259653.tmp/sketch_nov28c/sketch_nov28c.ino
Using board 'mega' from platform in folder: /Applications/Arduino.app/Contents/Java/hardware/arduino/avr
Using core 'arduino' from platform in folder: /Applications/Arduino.app/Contents/Java/hardware/arduino/avr
Detecting libraries used...
/Applications/Arduino.app/Contents/Java/hardware/tools/avr/bin/avr-g++ -c -g -Os -w -std=gnu++11 -fpermissive -fno-exceptions -ffunction-sections -fdata-sections -fno-threadsafe-statics -Wno-error=narrowing -flto -w -x c++ -E -CC -mmcu=atmega2560 -DF_CPU=16000000L -DARDUINO=10810 -DARDUINO_AVR_MEGA2560 -DARDUINO_ARCH_AVR -I/Applications/Arduino.app/Contents/Java/hardware/arduino/avr/cores/arduino -I/Applications/Arduino.app/Contents/Java/hardware/arduino/avr/variants/mega /var/folders/h5/231s54pn01j6b1ynj2ns27n40000gp/T/arduino_build_277355/sketch/sketch_nov28c.ino.cpp -o /dev/null
Generating function prototypes...
/Applications/Arduino.app/Contents/Java/hardware/tools/avr/bin/avr-g++ -c -g -Os -w -std=gnu++11 -fpermissive -fno-exceptions -ffunction-sections -fdata-sections -fno-threadsafe-statics -Wno-error=narrowing -flto -w -x c++ -E -CC -mmcu=atmega2560 -DF_CPU=16000000L -DARDUINO=10810 -DARDUINO_AVR_MEGA2560 -DARDUINO_ARCH_AVR -I/Applications/Arduino.app/Contents/Java/hardware/arduino/avr/cores/arduino -I/Applications/Arduino.app/Contents/Java/hardware/arduino/avr/variants/mega /var/folders/h5/231s54pn01j6b1ynj2ns27n40000gp/T/arduino_build_277355/sketch/sketch_nov28c.ino.cpp -o /var/folders/h5/231s54pn01j6b1ynj2ns27n40000gp/T/arduino_build_277355/preproc/ctags_target_for_gcc_minus_e.cpp
/Applications/Arduino.app/Contents/Java/tools-builder/ctags/5.8-arduino11/ctags -u --language-force=c++ -f - --c++-kinds=svpf --fields=KSTtzns --line-directives /var/folders/h5/231s54pn01j6b1ynj2ns27n40000gp/T/arduino_build_277355/preproc/ctags_target_for_gcc_minus_e.cpp
Compiling sketch...
/Applications/Arduino.app/Contents/Java/hardware/tools/avr/bin/avr-g++ -c -g -Os -w -std=gnu++11 -fpermissive -fno-exceptions -ffunction-sections -fdata-sections -fno-threadsafe-statics -Wno-error=narrowing -MMD -flto -mmcu=atmega2560 -DF_CPU=16000000L -DARDUINO=10810 -DARDUINO_AVR_MEGA2560 -DARDUINO_ARCH_AVR -I/Applications/Arduino.app/Contents/Java/hardware/arduino/avr/cores/arduino -I/Applications/Arduino.app/Contents/Java/hardware/arduino/avr/variants/mega /var/folders/h5/231s54pn01j6b1ynj2ns27n40000gp/T/arduino_build_277355/sketch/sketch_nov28c.ino.cpp -o /var/folders/h5/231s54pn01j6b1ynj2ns27n40000gp/T/arduino_build_277355/sketch/sketch_nov28c.ino.cpp.o
Compiling libraries...
Compiling core...
Using precompiled core: /var/folders/h5/231s54pn01j6b1ynj2ns27n40000gp/T/arduino_cache_172669/core/core_arduino_avr_mega_cpu_atmega2560_51f02b7210b938436b779d1c032618e1.a
Linking everything together...
/Applications/Arduino.app/Contents/Java/hardware/tools/avr/bin/avr-gcc -w -Os -g -flto -fuse-linker-plugin -Wl,--gc-sections,--relax -mmcu=atmega2560 -o /var/folders/h5/231s54pn01j6b1ynj2ns27n40000gp/T/arduino_build_277355/sketch_nov28c.ino.elf /var/folders/h5/231s54pn01j6b1ynj2ns27n40000gp/T/arduino_build_277355/sketch/sketch_nov28c.ino.cpp.o /var/folders/h5/231s54pn01j6b1ynj2ns27n40000gp/T/arduino_build_277355/../arduino_cache_172669/core/core_arduino_avr_mega_cpu_atmega2560_51f02b7210b938436b779d1c032618e1.a -L/var/folders/h5/231s54pn01j6b1ynj2ns27n40000gp/T/arduino_build_277355 -lm
/Applications/Arduino.app/Contents/Java/hardware/tools/avr/bin/avr-objcopy -O ihex -j .eeprom --set-section-flags=.eeprom=alloc,load --no-change-warnings --change-section-lma .eeprom=0 /var/folders/h5/231s54pn01j6b1ynj2ns27n40000gp/T/arduino_build_277355/sketch_nov28c.ino.elf /var/folders/h5/231s54pn01j6b1ynj2ns27n40000gp/T/arduino_build_277355/sketch_nov28c.ino.eep
/Applications/Arduino.app/Contents/Java/hardware/tools/avr/bin/avr-objcopy -O ihex -R .eeprom /var/folders/h5/231s54pn01j6b1ynj2ns27n40000gp/T/arduino_build_277355/sketch_nov28c.ino.elf /var/folders/h5/231s54pn01j6b1ynj2ns27n40000gp/T/arduino_build_277355/sketch_nov28c.ino.hex
/Applications/Arduino.app/Contents/Java/hardware/tools/avr/bin/avr-size -A /var/folders/h5/231s54pn01j6b1ynj2ns27n40000gp/T/arduino_build_277355/sketch_nov28c.ino.elf
Sketch uses 656 bytes (0%) of program storage space. Maximum is 253952 bytes.
Global variables use 9 bytes (0%) of dynamic memory, leaving 8183 bytes for local variables. Maximum is 8192 bytes.
/Applications/Arduino.app/Contents/Java/hardware/tools/avr/bin/avrdude -C/Applications/Arduino.app/Contents/Java/hardware/tools/avr/etc/avrdude.conf -v -patmega2560 -cwiring -P/dev/cu.usbserial-14130 -b115200 -D -Uflash:w:/var/folders/h5/231s54pn01j6b1ynj2ns27n40000gp/T/arduino_build_277355/sketch_nov28c.ino.hex:i
avrdude: Version 6.3-20190619
Copyright (c) 2000-2005 Brian Dean, http://www.bdmicro.com/
Copyright (c) 2007-2014 Joerg Wunsch
System wide configuration file is "/Applications/Arduino.app/Contents/Java/hardware/tools/avr/etc/avrdude.conf"
User configuration file is "/Users/one/.avrduderc"
User configuration file does not exist or is not a regular file, skipping
Using Port : /dev/cu.usbserial-14130
Using Programmer : wiring
Overriding Baud Rate : 115200
avrdude: stk500v2_ReceiveMessage(): timeout
avrdude: stk500v2_ReceiveMessage(): timeout
avrdude: stk500v2_ReceiveMessage(): timeout
avrdude: stk500v2_ReceiveMessage(): timeout
avrdude: stk500v2_ReceiveMessage(): timeout
avrdude: stk500v2_ReceiveMessage(): timeout
avrdude: stk500v2_getsync(): timeout communicating with programmer
avrdude done. Thank you.
An error occurred while uploading the sketch