I verified my code and it's not giving any error. However, when I'm uploading it to Arduino nano, it's giving the following error.
Please note that I'm using Arduino for the first time and don't know the technical terms. Also, the board is attached to the circuit.
Arduino: 1.8.19 (Windows 10), Board: "Arduino Nano, ATmega328P (Old Bootloader)"
C:\Program Files (x86)\Arduino\arduino-builder -dump-prefs -logger=machine -hardware C:\Program Files (x86)\Arduino\hardware -hardware C:\Users\Shanzay\AppData\Local\Arduino15\packages -tools C:\Program Files (x86)\Arduino\tools-builder -tools C:\Program Files (x86)\Arduino\hardware\tools\avr -tools C:\Users\Shanzay\AppData\Local\Arduino15\packages -built-in-libraries C:\Program Files (x86)\Arduino\libraries -libraries C:\Users\Shanzay\Documents\Arduino\libraries -fqbn=arduino:avr:nano:cpu=atmega328old -ide-version=10819 -build-path C:\Users\Shanzay\AppData\Local\Temp\arduino_build_192681 -warnings=all -build-cache C:\Users\Shanzay\AppData\Local\Temp\arduino_cache_200077 -prefs=build.warn_data_percentage=75 -prefs=runtime.tools.avrdude.path=C:\Program Files (x86)\Arduino\hardware\tools\avr -prefs=runtime.tools.avrdude-6.3.0-arduino17.path=C:\Program Files (x86)\Arduino\hardware\tools\avr -prefs=runtime.tools.arduinoOTA.path=C:\Program Files (x86)\Arduino\hardware\tools\avr -prefs=runtime.tools.arduinoOTA-1.3.0.path=C:\Program Files (x86)\Arduino\hardware\tools\avr -prefs=runtime.tools.avr-gcc.path=C:\Program Files (x86)\Arduino\hardware\tools\avr -prefs=runtime.tools.avr-gcc-7.3.0-atmel3.6.1-arduino7.path=C:\Program Files (x86)\Arduino\hardware\tools\avr -verbose C:\Users\Shanzay\Desktop\Pulse_oximeter\Pulse_oximeter.ino
C:\Program Files (x86)\Arduino\arduino-builder -compile -logger=machine -hardware C:\Program Files (x86)\Arduino\hardware -hardware C:\Users\Shanzay\AppData\Local\Arduino15\packages -tools C:\Program Files (x86)\Arduino\tools-builder -tools C:\Program Files (x86)\Arduino\hardware\tools\avr -tools C:\Users\Shanzay\AppData\Local\Arduino15\packages -built-in-libraries C:\Program Files (x86)\Arduino\libraries -libraries C:\Users\Shanzay\Documents\Arduino\libraries -fqbn=arduino:avr:nano:cpu=atmega328old -ide-version=10819 -build-path C:\Users\Shanzay\AppData\Local\Temp\arduino_build_192681 -warnings=all -build-cache C:\Users\Shanzay\AppData\Local\Temp\arduino_cache_200077 -prefs=build.warn_data_percentage=75 -prefs=runtime.tools.avrdude.path=C:\Program Files (x86)\Arduino\hardware\tools\avr -prefs=runtime.tools.avrdude-6.3.0-arduino17.path=C:\Program Files (x86)\Arduino\hardware\tools\avr -prefs=runtime.tools.arduinoOTA.path=C:\Program Files (x86)\Arduino\hardware\tools\avr -prefs=runtime.tools.arduinoOTA-1.3.0.path=C:\Program Files (x86)\Arduino\hardware\tools\avr -prefs=runtime.tools.avr-gcc.path=C:\Program Files (x86)\Arduino\hardware\tools\avr -prefs=runtime.tools.avr-gcc-7.3.0-atmel3.6.1-arduino7.path=C:\Program Files (x86)\Arduino\hardware\tools\avr -verbose C:\Users\Shanzay\Desktop\Pulse_oximeter\Pulse_oximeter.ino
Using board 'nano' from platform in folder: C:\Program Files (x86)\Arduino\hardware\arduino\avr
Using core 'arduino' from platform in folder: C:\Program Files (x86)\Arduino\hardware\arduino\avr
Detecting libraries used...
"C:\\Program Files (x86)\\Arduino\\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=atmega328p -DF_CPU=16000000L -DARDUINO=10819 -DARDUINO_AVR_NANO -DARDUINO_ARCH_AVR "-IC:\\Program Files (x86)\\Arduino\\hardware\\arduino\\avr\\cores\\arduino" "-IC:\\Program Files (x86)\\Arduino\\hardware\\arduino\\avr\\variants\\eightanaloginputs" "C:\\Users\\Shanzay\\AppData\\Local\\Temp\\arduino_build_192681\\sketch\\Pulse_oximeter.ino.cpp" -o nul
Alternatives for Wire.h: [Wire@1.0]
ResolveLibrary(Wire.h)
-> candidates: [Wire@1.0]
"C:\\Program Files (x86)\\Arduino\\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=atmega328p -DF_CPU=16000000L -DARDUINO=10819 -DARDUINO_AVR_NANO -DARDUINO_ARCH_AVR "-IC:\\Program Files (x86)\\Arduino\\hardware\\arduino\\avr\\cores\\arduino" "-IC:\\Program Files (x86)\\Arduino\\hardware\\arduino\\avr\\variants\\eightanaloginputs" "-IC:\\Program Files (x86)\\Arduino\\hardware\\arduino\\avr\\libraries\\Wire\\src" "C:\\Users\\Shanzay\\AppData\\Local\\Temp\\arduino_build_192681\\sketch\\Pulse_oximeter.ino.cpp" -o nul
Alternatives for MAX30100_PulseOximeter.h: [Arduino-MAX30100-master@1.2.1]
ResolveLibrary(MAX30100_PulseOximeter.h)
-> candidates: [Arduino-MAX30100-master@1.2.1]
"C:\\Program Files (x86)\\Arduino\\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=atmega328p -DF_CPU=16000000L -DARDUINO=10819 -DARDUINO_AVR_NANO -DARDUINO_ARCH_AVR "-IC:\\Program Files (x86)\\Arduino\\hardware\\arduino\\avr\\cores\\arduino" "-IC:\\Program Files (x86)\\Arduino\\hardware\\arduino\\avr\\variants\\eightanaloginputs" "-IC:\\Program Files (x86)\\Arduino\\hardware\\arduino\\avr\\libraries\\Wire\\src" "-IC:\\Program Files (x86)\\Arduino\\libraries\\Arduino-MAX30100-master\\src" "C:\\Users\\Shanzay\\AppData\\Local\\Temp\\arduino_build_192681\\sketch\\Pulse_oximeter.ino.cpp" -o nul
Alternatives for Adafruit_GFX.h: [Adafruit-GFX-Library-master@1.11.3]
ResolveLibrary(Adafruit_GFX.h)
-> candidates: [Adafruit-GFX-Library-master@1.11.3]
"C:\\Program Files (x86)\\Arduino\\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=atmega328p -DF_CPU=16000000L -DARDUINO=10819 -DARDUINO_AVR_NANO -DARDUINO_ARCH_AVR "-IC:\\Program Files (x86)\\Arduino\\hardware\\arduino\\avr\\cores\\arduino" "-IC:\\Program Files (x86)\\Arduino\\hardware\\arduino\\avr\\variants\\eightanaloginputs" "-IC:\\Program Files (x86)\\Arduino\\hardware\\arduino\\avr\\libraries\\Wire\\src" "-IC:\\Program Files (x86)\\Arduino\\libraries\\Arduino-MAX30100-master\\src" "-IC:\\Program Files (x86)\\Arduino\\libraries\\Adafruit-GFX-Library-master" "C:\\Users\\Shanzay\\AppData\\Local\\Temp\\arduino_build_192681\\sketch\\Pulse_oximeter.ino.cpp" -o nul
Alternatives for Adafruit_I2CDevice.h: [Adafruit_BusIO@1.14.1]
ResolveLibrary(Adafruit_I2CDevice.h)
-> candidates: [Adafruit_BusIO@1.14.1]
"C:\\Program Files (x86)\\Arduino\\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=atmega328p -DF_CPU=16000000L -DARDUINO=10819 -DARDUINO_AVR_NANO -DARDUINO_ARCH_AVR "-IC:\\Program Files (x86)\\Arduino\\hardware\\arduino\\avr\\cores\\arduino" "-IC:\\Program Files (x86)\\Arduino\\hardware\\arduino\\avr\\variants\\eightanaloginputs" "-IC:\\Program Files (x86)\\Arduino\\hardware\\arduino\\avr\\libraries\\Wire\\src" "-IC:\\Program Files (x86)\\Arduino\\libraries\\Arduino-MAX30100-master\\src" "-IC:\\Program Files (x86)\\Arduino\\libraries\\Adafruit-GFX-Library-master" "-IC:\\Users\\Shanzay\\Documents\\Arduino\\libraries\\Adafruit_BusIO" "C:\\Users\\Shanzay\\AppData\\Local\\Temp\\arduino_build_192681\\sketch\\Pulse_oximeter.ino.cpp" -o nul
Alternatives for SPI.h: [SPI@1.0]
ResolveLibrary(SPI.h)
-> candidates: [SPI@1.0]
"C:\\Program Files (x86)\\Arduino\\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=atmega328p -DF_CPU=16000000L -DARDUINO=10819 -DARDUINO_AVR_NANO -DARDUINO_ARCH_AVR "-IC:\\Program Files (x86)\\Arduino\\hardware\\arduino\\avr\\cores\\arduino" "-IC:\\Program Files (x86)\\Arduino\\hardware\\arduino\\avr\\variants\\eightanaloginputs" "-IC:\\Program Files (x86)\\Arduino\\hardware\\arduino\\avr\\libraries\\Wire\\src" "-IC:\\Program Files (x86)\\Arduino\\libraries\\Arduino-MAX30100-master\\src" "-IC:\\Program Files (x86)\\Arduino\\libraries\\Adafruit-GFX-Library-master" "-IC:\\Users\\Shanzay\\Documents\\Arduino\\libraries\\Adafruit_BusIO" "-IC:\\Program Files (x86)\\Arduino\\hardware\\arduino\\avr\\libraries\\SPI\\src" "C:\\Users\\Shanzay\\AppData\\Local\\Temp\\arduino_build_192681\\sketch\\Pulse_oximeter.ino.cpp" -o nul
Alternatives for Adafruit_SSD1306.h: [Adafruit_SSD1306-master@2.5.7]
ResolveLibrary(Adafruit_SSD1306.h)
-> candidates: [Adafruit_SSD1306-master@2.5.7]
"C:\\Program Files (x86)\\Arduino\\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=atmega328p -DF_CPU=16000000L -DARDUINO=10819 -DARDUINO_AVR_NANO -DARDUINO_ARCH_AVR "-IC:\\Program Files (x86)\\Arduino\\hardware\\arduino\\avr\\cores\\arduino" "-IC:\\Program Files (x86)\\Arduino\\hardware\\arduino\\avr\\variants\\eightanaloginputs" "-IC:\\Program Files (x86)\\Arduino\\hardware\\arduino\\avr\\libraries\\Wire\\src" "-IC:\\Program Files (x86)\\Arduino\\libraries\\Arduino-MAX30100-master\\src" "-IC:\\Program Files (x86)\\Arduino\\libraries\\Adafruit-GFX-Library-master" "-IC:\\Users\\Shanzay\\Documents\\Arduino\\libraries\\Adafruit_BusIO" "-IC:\\Program Files (x86)\\Arduino\\hardware\\arduino\\avr\\libraries\\SPI\\src" "-IC:\\Program Files (x86)\\Arduino\\libraries\\Adafruit_SSD1306-master" "C:\\Users\\Shanzay\\AppData\\Local\\Temp\\arduino_build_192681\\sketch\\Pulse_oximeter.ino.cpp" -o nul
Using cached library dependencies for file: C:\Program Files (x86)\Arduino\hardware\arduino\avr\libraries\Wire\src\Wire.cpp
Using cached library dependencies for file: C:\Program Files (x86)\Arduino\hardware\arduino\avr\libraries\Wire\src\utility\twi.c
Using cached library dependencies for file: C:\Program Files (x86)\Arduino\libraries\Arduino-MAX30100-master\src\MAX30100.cpp
Using cached library dependencies for file: C:\Program Files (x86)\Arduino\libraries\Arduino-MAX30100-master\src\MAX30100_BeatDetector.cpp
Using cached library dependencies for file: C:\Program Files (x86)\Arduino\libraries\Arduino-MAX30100-master\src\MAX30100_PulseOximeter.cpp
Using cached library dependencies for file: C:\Program Files (x86)\Arduino\libraries\Arduino-MAX30100-master\src\MAX30100_SpO2Calculator.cpp
Using cached library dependencies for file: C:\Program Files (x86)\Arduino\libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp
Using cached library dependencies for file: C:\Program Files (x86)\Arduino\libraries\Adafruit-GFX-Library-master\Adafruit_GrayOLED.cpp
Using cached library dependencies for file: C:\Program Files (x86)\Arduino\libraries\Adafruit-GFX-Library-master\Adafruit_SPITFT.cpp
Using cached library dependencies for file: C:\Program Files (x86)\Arduino\libraries\Adafruit-GFX-Library-master\glcdfont.c
Using cached library dependencies for file: C:\Users\Shanzay\Documents\Arduino\libraries\Adafruit_BusIO\Adafruit_BusIO_Register.cpp
Using cached library dependencies for file: C:\Users\Shanzay\Documents\Arduino\libraries\Adafruit_BusIO\Adafruit_I2CDevice.cpp
Using cached library dependencies for file: C:\Users\Shanzay\Documents\Arduino\libraries\Adafruit_BusIO\Adafruit_SPIDevice.cpp
Using cached library dependencies for file: C:\Program Files (x86)\Arduino\hardware\arduino\avr\libraries\SPI\src\SPI.cpp
Using cached library dependencies for file: C:\Program Files (x86)\Arduino\libraries\Adafruit_SSD1306-master\Adafruit_SSD1306.cpp
Generating function prototypes...
"C:\\Program Files (x86)\\Arduino\\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=atmega328p -DF_CPU=16000000L -DARDUINO=10819 -DARDUINO_AVR_NANO -DARDUINO_ARCH_AVR "-IC:\\Program Files (x86)\\Arduino\\hardware\\arduino\\avr\\cores\\arduino" "-IC:\\Program Files (x86)\\Arduino\\hardware\\arduino\\avr\\variants\\eightanaloginputs" "-IC:\\Program Files (x86)\\Arduino\\hardware\\arduino\\avr\\libraries\\Wire\\src" "-IC:\\Program Files (x86)\\Arduino\\libraries\\Arduino-MAX30100-master\\src" "-IC:\\Program Files (x86)\\Arduino\\libraries\\Adafruit-GFX-Library-master" "-IC:\\Users\\Shanzay\\Documents\\Arduino\\libraries\\Adafruit_BusIO" "-IC:\\Program Files (x86)\\Arduino\\hardware\\arduino\\avr\\libraries\\SPI\\src" "-IC:\\Program Files (x86)\\Arduino\\libraries\\Adafruit_SSD1306-master" "C:\\Users\\Shanzay\\AppData\\Local\\Temp\\arduino_build_192681\\sketch\\Pulse_oximeter.ino.cpp" -o "C:\\Users\\Shanzay\\AppData\\Local\\Temp\\arduino_build_192681\\preproc\\ctags_target_for_gcc_minus_e.cpp"
"C:\\Program Files (x86)\\Arduino\\tools-builder\\ctags\\5.8-arduino11/ctags" -u --language-force=c++ -f - --c++-kinds=svpf --fields=KSTtzns --line-directives "C:\\Users\\Shanzay\\AppData\\Local\\Temp\\arduino_build_192681\\preproc\\ctags_target_for_gcc_minus_e.cpp"
Compiling sketch...
"C:\\Program Files (x86)\\Arduino\\hardware\\tools\\avr/bin/avr-g++" -c -g -Os -Wall -Wextra -std=gnu++11 -fpermissive -fno-exceptions -ffunction-sections -fdata-sections -fno-threadsafe-statics -Wno-error=narrowing -MMD -flto -mmcu=atmega328p -DF_CPU=16000000L -DARDUINO=10819 -DARDUINO_AVR_NANO -DARDUINO_ARCH_AVR "-IC:\\Program Files (x86)\\Arduino\\hardware\\arduino\\avr\\cores\\arduino" "-IC:\\Program Files (x86)\\Arduino\\hardware\\arduino\\avr\\variants\\eightanaloginputs" "-IC:\\Program Files (x86)\\Arduino\\hardware\\arduino\\avr\\libraries\\Wire\\src" "-IC:\\Program Files (x86)\\Arduino\\libraries\\Arduino-MAX30100-master\\src" "-IC:\\Program Files (x86)\\Arduino\\libraries\\Adafruit-GFX-Library-master" "-IC:\\Users\\Shanzay\\Documents\\Arduino\\libraries\\Adafruit_BusIO" "-IC:\\Program Files (x86)\\Arduino\\hardware\\arduino\\avr\\libraries\\SPI\\src" "-IC:\\Program Files (x86)\\Arduino\\libraries\\Adafruit_SSD1306-master" "C:\\Users\\Shanzay\\AppData\\Local\\Temp\\arduino_build_192681\\sketch\\Pulse_oximeter.ino.cpp" -o "C:\\Users\\Shanzay\\AppData\\Local\\Temp\\arduino_build_192681\\sketch\\Pulse_oximeter.ino.cpp.o"
Compiling libraries...
Compiling library "Wire"
Using previously compiled file: C:\Users\Shanzay\AppData\Local\Temp\arduino_build_192681\libraries\Wire\Wire.cpp.o
Using previously compiled file: C:\Users\Shanzay\AppData\Local\Temp\arduino_build_192681\libraries\Wire\utility\twi.c.o
Compiling library "Arduino-MAX30100-master"
Using previously compiled file: C:\Users\Shanzay\AppData\Local\Temp\arduino_build_192681\libraries\Arduino-MAX30100-master\MAX30100_SpO2Calculator.cpp.o
Using previously compiled file: C:\Users\Shanzay\AppData\Local\Temp\arduino_build_192681\libraries\Arduino-MAX30100-master\MAX30100_BeatDetector.cpp.o
Using previously compiled file: C:\Users\Shanzay\AppData\Local\Temp\arduino_build_192681\libraries\Arduino-MAX30100-master\MAX30100.cpp.o
Using previously compiled file: C:\Users\Shanzay\AppData\Local\Temp\arduino_build_192681\libraries\Arduino-MAX30100-master\MAX30100_PulseOximeter.cpp.o
Compiling library "Adafruit-GFX-Library-master"
Using previously compiled file: C:\Users\Shanzay\AppData\Local\Temp\arduino_build_192681\libraries\Adafruit-GFX-Library-master\glcdfont.c.o
Using previously compiled file: C:\Users\Shanzay\AppData\Local\Temp\arduino_build_192681\libraries\Adafruit-GFX-Library-master\Adafruit_SPITFT.cpp.o
Using previously compiled file: C:\Users\Shanzay\AppData\Local\Temp\arduino_build_192681\libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o
Using previously compiled file: C:\Users\Shanzay\AppData\Local\Temp\arduino_build_192681\libraries\Adafruit-GFX-Library-master\Adafruit_GrayOLED.cpp.o
Compiling library "Adafruit_BusIO"
Using previously compiled file: C:\Users\Shanzay\AppData\Local\Temp\arduino_build_192681\libraries\Adafruit_BusIO\Adafruit_I2CDevice.cpp.o
Using previously compiled file: C:\Users\Shanzay\AppData\Local\Temp\arduino_build_192681\libraries\Adafruit_BusIO\Adafruit_SPIDevice.cpp.o
Using previously compiled file: C:\Users\Shanzay\AppData\Local\Temp\arduino_build_192681\libraries\Adafruit_BusIO\Adafruit_BusIO_Register.cpp.o
Compiling library "SPI"
Using previously compiled file: C:\Users\Shanzay\AppData\Local\Temp\arduino_build_192681\libraries\SPI\SPI.cpp.o
Compiling library "Adafruit_SSD1306-master"
Using previously compiled file: C:\Users\Shanzay\AppData\Local\Temp\arduino_build_192681\libraries\Adafruit_SSD1306-master\Adafruit_SSD1306.cpp.o
Compiling core...
Using precompiled core: C:\Users\Shanzay\AppData\Local\Temp\arduino_cache_200077\core\core_arduino_avr_nano_cpu_atmega328old_0c812875ac70eb4a9b385d8fb077f54c.a
Linking everything together...
"C:\\Program Files (x86)\\Arduino\\hardware\\tools\\avr/bin/avr-gcc" -Wall -Wextra -Os -g -flto -fuse-linker-plugin -Wl,--gc-sections -mmcu=atmega328p -o "C:\\Users\\Shanzay\\AppData\\Local\\Temp\\arduino_build_192681/Pulse_oximeter.ino.elf" "C:\\Users\\Shanzay\\AppData\\Local\\Temp\\arduino_build_192681\\sketch\\Pulse_oximeter.ino.cpp.o" "C:\\Users\\Shanzay\\AppData\\Local\\Temp\\arduino_build_192681\\libraries\\Wire\\Wire.cpp.o" "C:\\Users\\Shanzay\\AppData\\Local\\Temp\\arduino_build_192681\\libraries\\Wire\\utility\\twi.c.o" "C:\\Users\\Shanzay\\AppData\\Local\\Temp\\arduino_build_192681\\libraries\\Arduino-MAX30100-master\\MAX30100.cpp.o" "C:\\Users\\Shanzay\\AppData\\Local\\Temp\\arduino_build_192681\\libraries\\Arduino-MAX30100-master\\MAX30100_BeatDetector.cpp.o" "C:\\Users\\Shanzay\\AppData\\Local\\Temp\\arduino_build_192681\\libraries\\Arduino-MAX30100-master\\MAX30100_PulseOximeter.cpp.o" "C:\\Users\\Shanzay\\AppData\\Local\\Temp\\arduino_build_192681\\libraries\\Arduino-MAX30100-master\\MAX30100_SpO2Calculator.cpp.o" "C:\\Users\\Shanzay\\AppData\\Local\\Temp\\arduino_build_192681\\libraries\\Adafruit-GFX-Library-master\\glcdfont.c.o" "C:\\Users\\Shanzay\\AppData\\Local\\Temp\\arduino_build_192681\\libraries\\Adafruit-GFX-Library-master\\Adafruit_GFX.cpp.o" "C:\\Users\\Shanzay\\AppData\\Local\\Temp\\arduino_build_192681\\libraries\\Adafruit-GFX-Library-master\\Adafruit_GrayOLED.cpp.o" "C:\\Users\\Shanzay\\AppData\\Local\\Temp\\arduino_build_192681\\libraries\\Adafruit-GFX-Library-master\\Adafruit_SPITFT.cpp.o" "C:\\Users\\Shanzay\\AppData\\Local\\Temp\\arduino_build_192681\\libraries\\Adafruit_BusIO\\Adafruit_BusIO_Register.cpp.o" "C:\\Users\\Shanzay\\AppData\\Local\\Temp\\arduino_build_192681\\libraries\\Adafruit_BusIO\\Adafruit_I2CDevice.cpp.o" "C:\\Users\\Shanzay\\AppData\\Local\\Temp\\arduino_build_192681\\libraries\\Adafruit_BusIO\\Adafruit_SPIDevice.cpp.o" "C:\\Users\\Shanzay\\AppData\\Local\\Temp\\arduino_build_192681\\libraries\\SPI\\SPI.cpp.o" "C:\\Users\\Shanzay\\AppData\\Local\\Temp\\arduino_build_192681\\libraries\\Adafruit_SSD1306-master\\Adafruit_SSD1306.cpp.o" "C:\\Users\\Shanzay\\AppData\\Local\\Temp\\arduino_build_192681/..\\arduino_cache_200077\\core\\core_arduino_avr_nano_cpu_atmega328old_0c812875ac70eb4a9b385d8fb077f54c.a" "-LC:\\Users\\Shanzay\\AppData\\Local\\Temp\\arduino_build_192681" -lm
"C:\\Program Files (x86)\\Arduino\\hardware\\tools\\avr/bin/avr-objcopy" -O ihex -j .eeprom --set-section-flags=.eeprom=alloc,load --no-change-warnings --change-section-lma .eeprom=0 "C:\\Users\\Shanzay\\AppData\\Local\\Temp\\arduino_build_192681/Pulse_oximeter.ino.elf" "C:\\Users\\Shanzay\\AppData\\Local\\Temp\\arduino_build_192681/Pulse_oximeter.ino.eep"
"C:\\Program Files (x86)\\Arduino\\hardware\\tools\\avr/bin/avr-objcopy" -O ihex -R .eeprom "C:\\Users\\Shanzay\\AppData\\Local\\Temp\\arduino_build_192681/Pulse_oximeter.ino.elf" "C:\\Users\\Shanzay\\AppData\\Local\\Temp\\arduino_build_192681/Pulse_oximeter.ino.hex"
Using library Wire at version 1.0 in folder: C:\Program Files (x86)\Arduino\hardware\arduino\avr\libraries\Wire
Using library Arduino-MAX30100-master at version 1.2.1 in folder: C:\Program Files (x86)\Arduino\libraries\Arduino-MAX30100-master
Using library Adafruit-GFX-Library-master at version 1.11.3 in folder: C:\Program Files (x86)\Arduino\libraries\Adafruit-GFX-Library-master
Using library Adafruit_BusIO at version 1.14.1 in folder: C:\Users\Shanzay\Documents\Arduino\libraries\Adafruit_BusIO
Using library SPI at version 1.0 in folder: C:\Program Files (x86)\Arduino\hardware\arduino\avr\libraries\SPI
Using library Adafruit_SSD1306-master at version 2.5.7 in folder: C:\Program Files (x86)\Arduino\libraries\Adafruit_SSD1306-master
"C:\\Program Files (x86)\\Arduino\\hardware\\tools\\avr/bin/avr-size" -A "C:\\Users\\Shanzay\\AppData\\Local\\Temp\\arduino_build_192681/Pulse_oximeter.ino.elf"
Sketch uses 22732 bytes (73%) of program storage space. Maximum is 30720 bytes.
Global variables use 882 bytes (43%) of dynamic memory, leaving 1166 bytes for local variables. Maximum is 2048 bytes.
C:\Program Files (x86)\Arduino\hardware\tools\avr/bin/avrdude -CC:\Program Files (x86)\Arduino\hardware\tools\avr/etc/avrdude.conf -v -patmega328p -carduino -PCOM6 -b57600 -D -Uflash:w:C:\Users\Shanzay\AppData\Local\Temp\arduino_build_192681/Pulse_oximeter.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 "C:\Program Files (x86)\Arduino\hardware\tools\avr/etc/avrdude.conf"
Using Port : COM6
Using Programmer : arduino
Overriding Baud Rate : 57600
avrdude: ser_open(): can't open device "\\.\COM6": The system cannot find the file specified.
avrdude done. Thank you.
Problem uploading to board. See https://support.arduino.cc/hc/en-us/sections/360003198300 for suggestions.