1. Solution for two software serials
  2. Using an ESP8266 with an Arduino Uno - can't get AT command to work

  3. Sending data via SoftwareSerial results in garbled reception
  4. Can you output to D+ and D- so that Arduino Uno can be used as a USB device?

  5. Xcode C code getting operation not permitted error

  6. ESP8266 12e Arduino IDE outputs garbage values on serial monitor

  7. Serial Monitor not properly interpreting data from my NodeMCU V3

  8. serial data gets spoiled
  9. Send serial command and wait for reply

  10. Arduino UNO/Nano communication with SP1ML-868 module
  11. Rubik Cube Solver (Program Help!)
  12. Can't send serial data throught serial pins but it works with the usb port
  13. arduino connection to RFD900x
  14. Using ESP8266-01 with Arduino uno R3

  15. AI A7 Thinker connection with Arduino
  16. Less hardware dependent development?

  17. Serial Monitor and UART

  18. How do I connect a temperature and heartbeat sensor to an Arduino Uno?
  19. SIM800L starts sending garbage values to Arduino after random interval

  20. Pyserial serial.write() doesn't work

  21. Arduino Micro serial communication is not working after wake from power down

  22. Arduino Serial Monitor works but not on PySerial and PuTTY

  23. XBee unstable sensor data transmission

  24. Arduino Uno as a HID the letters duplicate
  25. Why can't my Bluetooth receive anything from my Android device?

  26. Working with Seed BLE Shield and Adafruit Feather BLE
  27. Serial monitor in Arduino IDE for RobotDyn ESP8266-Pro via CP2102

  28. Arduino Nano uploading gives error: avrdude: stk500_recv(): programmer is not responding

  29. Problems with serial communication from Arduino to Bluetooth HC-05

  30. Accesing the USART registers by Arduino

  31. Gboard 800 (SIM 900 + ATMEGA 328)

  32. Why these specific voltage divider resisters needed for Arduino Uno RX TX pins?

  33. What do symbols like UCSR0C, UMSEL01, etc. means?

  34. EPS8266 ESP-01 Blue led stays lit unless 3.3v logic divider is bypassed, works when reconnected

  35. Link Arduino Uno to Particle Photon
  36. Serial Monitor "button" implementation
  37. Arduino Nano USB Serial Bypass
  38. Are pins 0 and 1 (Rx and Tx) parallel with the USB jack? Can I connect another USB jack th 0 and 1 and use it to upload sketches?

  39. Serial - Send data to Arduino while Arduino sending data

  40. Java NetBeans sending value and receiving value from Arduino
  41. Laser emitter + Receiver for Arduino (Arduino to Arduino communication)

  42. How will Arduino communicate wirelessly through XBee?

  43. Arduino-Pyserial communication on Python 3, Windows machine: Pyserial.write() doesn't seem to do anything
  44. MAX31855 giving NaN after some readings

  45. ATTiny85 Serial communication with Bluetooth Module

  46. Increase Serial Rx buffer
  47. CC3000 Wifi: Enable Debug

  48. SerialUSB on Arduino Due
  49. Making a menu through serial

  50. Pushing sketches to pro mini with Uno 101
  51. Sparkfun Can-Bus Shield example not working
  52. How do I stop a servo motor at the current position when using a serial port? I want it to remain in one position when receiving "0"
  53. HC-05 receives only first few bytes

  54. Arduino Uno to Arduino Uno Word.doc file transfer

  55. Serial Port greyed out Ubuntu 16.04
  56. Cannot open the serial monitor and get error "Board at COM 3 is unavailable" (3rd party arduino)

  57. avrdude: stk500_recv(): programmer is not responding after serial

  58. Serial.print / sprintf causes program crash

  59. I change ESP8266 baudrate and now it doesn't work

  60. Bluetooth communication issue
  61. Garbled high bits on serial output

  62. Getting wrong values from connected to a Raspberry Pi

  63. Serial communication between PC and Arduino via RS232 using C++
  64. How to relay raw USB comunication with Teensy 3.1?
  65. Bootloader fails when two Arduinos are connected over serial port
  66. ESP8266-01 wrong flow control settings
  67. GSM SIM900A SMS content not displaying

  68. Communicating between ESP and Atmega on Arduino Uno + Wifi

  69. How to break connection HM10 Bluetooth?

  70. USB and Arduino: Power Arduino, charge LiPo, and transfer data at the same time
  71. Arduino GSM module does not work when USB to TTL module is unplugged

  72. AtTiny44 and AtTiny 85 communication
  73. RFID+Fingerprint sensor CODE

  74. Not long tweets published using ESP8266-01 with Arduino UNO
  75. Garbled serial from GPS device
  76. Print when echo is read by HR-S04 sensor
  77. Feather MO: do I have enough power for my setup?

  78. Example code and documentation on using Firmata communication in native Java

  79. How to restart USB subsystem?

  80. Xbee shield to shield connection sends but not receives correctly
  81. Problems running several Arduinos off of one HC-05 Tx pin
  82. Did I fry my Uno? Computer is no longer detecting the board

  83. Conflicts with USB and external power supply
  84. Arduino Editor: Monitor menu show "Serial port unavailable"

  85. How to get code to respond to a certain time from the DS3231 RTC?

  86. Reading Arduino serial stream in Java using jSerialComm

  87. Why do I have to open Serial Monitor to display what is in loop function?

  88. Write to serial only if the state of a light sensor changes
  89. Strings from serial are not equal

  90. Put ATmega328 in very deep sleep and listen to serial?

  91. Adafruit Huzzah espcomm_open failed

  92. Atmega328P-PU: Programmer is not responding
  93. Good book/reference for AVR coding in pure C/C++?
  94. Is it possible to power up Arduino upon serial transmission without dropping data?

  95. Arduino Serial data communication with NodeJS

  96. Connecting to the Sparkfun Redboard on Mac OS X Sierra
  97. How to get weight data from glass electronic bathroom scale sensors?

  98. Stepper motor will not rotate backwards

  99. How to retrieve the data type of a variable?

  100. How to get a character from a serial Parsed http response?