diff --git a/examples/mbed/mbed-serial/README.rst b/examples/mbed/mbed-serial/README.rst
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+How to buid PlatformIO based project
+====================================
+
+1. `Install PlatformIO <http://docs.platformio.org/en/latest/installation.html>`_
+2. Download `source code with examples <https://github.com/ivankravets/platformio/archive/develop.zip>`_
+3. Extract ZIP archive
+4. Run these commands:
+
+.. code-block:: bash
+
+    # Change directory to example
+    > cd platformio-develop/examples/mbed/mbed-serial
+
+    # Process example project
+    > platformio run
+
+    # Upload firmware
+    > platformio run --target upload
+
+    # Clean build files
+    > platformio run --target clean
diff --git a/examples/mbed/mbed-serial/platformio.ini b/examples/mbed/mbed-serial/platformio.ini
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+++ b/examples/mbed/mbed-serial/platformio.ini
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+#
+# Project Configuration File
+#
+# A detailed documentation with the EXAMPLES is located here:
+# http://docs.platformio.org/en/latest/projectconf.html
+#
+
+# A sign `#` at the beginning of the line indicates a comment
+# Comment lines are ignored.
+
+# Simple and base environment
+# [env:mybaseenv]
+# platform = %INSTALLED_PLATFORM_NAME_HERE%
+# framework =
+# board =
+#
+# Automatic targets - enable auto-uploading
+# targets = upload
+
+
+# NXP LPC Platform
+[env:lpc1768]
+platform = nxplpc
+framework = mbed
+board = lpc1768
+
+# Nordic nRF51 Platform
+[env:nrf51_mkit]
+platform = nordicnrf51
+framework = mbed
+board = nrf51_mkit
+
+# Freescale FRDM Platform
+[env:frdm_kl25z]
+platform = freescalekinetis
+framework = mbed
+board = frdm_kl25z
+
+# ST STM32 Platform
+[env:nucleo_f401re]
+platform = ststm32
+framework = mbed
+board = nucleo_f401re
diff --git a/examples/mbed/mbed-serial/src/main.cpp b/examples/mbed/mbed-serial/src/main.cpp
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+++ b/examples/mbed/mbed-serial/src/main.cpp
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+#include "mbed.h"
+
+Serial pc(USBTX, USBRX); // tx, rx
+
+int main() {
+    pc.printf("Hello World!\n\r");
+    while(1) {
+        pc.putc(pc.getc() + 1); // echo input back to terminal
+    }
+}
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