diff --git a/.gitmodules b/.gitmodules
index 06b2e16..97aa8bb 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,3 +1,6 @@
 [submodule "rxi/log/3rdparty/log.c"]
 	path = rxi/log/3rdparty/log.c
 	url = https://github.com/rxi/log.c.git
+[submodule "communication/cpp_linux_serial/3rdparty/CppLinuxSerial"]
+	path = communication/cpp_linux_serial/3rdparty/CppLinuxSerial
+	url = https://github.com/gbmhunter/CppLinuxSerial.git
diff --git a/LICENSE b/LICENSE
new file mode 100644
index 0000000..fdddb29
--- /dev/null
+++ b/LICENSE
@@ -0,0 +1,24 @@
+This is free and unencumbered software released into the public domain.
+
+Anyone is free to copy, modify, publish, use, compile, sell, or
+distribute this software, either in source code form or as a compiled
+binary, for any purpose, commercial or non-commercial, and by any
+means.
+
+In jurisdictions that recognize copyright laws, the author or authors
+of this software dedicate any and all copyright interest in the
+software to the public domain. We make this dedication for the benefit
+of the public at large and to the detriment of our heirs and
+successors. We intend this dedication to be an overt act of
+relinquishment in perpetuity of all present and future rights to this
+software under copyright law.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+OTHER DEALINGS IN THE SOFTWARE.
+
+For more information, please refer to <https://unlicense.org>
diff --git a/README.md b/README.md
index e69de29..ed6d433 100644
--- a/README.md
+++ b/README.md
@@ -0,0 +1,4 @@
+# Примеры кода, алгоритмов и библиотек на Си (C++)
+
+- [rxi/log](rxi/log) — ...
+- [CppLinuxSerial](communication/cpp_linux_serial) — Библиотека для работы с Serial в связке с Arduino
diff --git a/communication/cpp_linux_serial/.gitignore b/communication/cpp_linux_serial/.gitignore
new file mode 100644
index 0000000..5654e6a
--- /dev/null
+++ b/communication/cpp_linux_serial/.gitignore
@@ -0,0 +1,2 @@
+serial_test
+SerialPort.o
diff --git a/communication/cpp_linux_serial/3rdparty/CppLinuxSerial b/communication/cpp_linux_serial/3rdparty/CppLinuxSerial
new file mode 160000
index 0000000..7401bd7
--- /dev/null
+++ b/communication/cpp_linux_serial/3rdparty/CppLinuxSerial
@@ -0,0 +1 @@
+Subproject commit 7401bd7b064fe0ed1e777364da651c28349c4086
diff --git a/communication/cpp_linux_serial/Makefile b/communication/cpp_linux_serial/Makefile
new file mode 100644
index 0000000..4c54732
--- /dev/null
+++ b/communication/cpp_linux_serial/Makefile
@@ -0,0 +1,10 @@
+PROGRAM = serial_test
+CC = g++ -O2
+HEADER = -I./3rdparty/CppLinuxSerial/include
+
+all: $(PROGRAM)
+
+$(PROGRAM):
+	cc $(HEADER) main.cpp SerialPort.o -o $@ -lstdc++
+
+.PHONY: $(PROGRAM)
diff --git a/communication/cpp_linux_serial/main.cpp b/communication/cpp_linux_serial/main.cpp
new file mode 100644
index 0000000..4c729b5
--- /dev/null
+++ b/communication/cpp_linux_serial/main.cpp
@@ -0,0 +1,32 @@
+#include <chrono>
+#include <thread>
+#include <CppLinuxSerial/SerialPort.hpp>
+
+using namespace mn::CppLinuxSerial;
+
+#define PORT "/dev/ttyACM0"
+#define WAIT_SEC 3
+
+int main(int argc, char const *argv[]) {
+  SerialPort serialPort(PORT, BaudRate::B_9600, NumDataBits::EIGHT,
+                        Parity::NONE, NumStopBits::ONE);
+  serialPort.SetTimeout(100);
+  std::cout << "Opening " PORT "... " << std::flush;
+  serialPort.Open();
+  std::cout << "OK" << std::endl;
+
+  std::cout << "Waiting Arduino restart... " << std::flush;
+  std::this_thread::sleep_for(std::chrono::seconds(WAIT_SEC));
+  std::cout << "OK" << std::endl;
+
+  std::cout << "Sending string data... " << std::flush;
+  std::string txDataString = "d";
+  serialPort.Write(txDataString);
+  std::cout << "OK" << std::endl;
+
+  std::cout << "Clossing port... " << std::flush;
+  serialPort.Close();
+  std::cout << "OK" << std::endl;
+
+  return 0;
+}