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lib/ArduinoStreamUtils/examples/ReadBuffer/ReadBuffer.ino

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+// StreamUtils - github.com/bblanchon/ArduinoStreamUtils
+// Copyright Benoit Blanchon 2019-2021
+// MIT License
+//
+// This example shows how to buffer the read operations of a stream.
+//
+// Like "echo," it reads from the serial port and prints back the same thing.
+// What's interesting with this program is that it reads the input in chunks of
+// 64 bytes, even if it seems to read them one by one.
+
+#include <StreamUtils.h>
+
+ReadBufferingStream bufferedSerial{Serial, 64};
+
+void setup() {
+  // Initialize serial port
+  Serial.begin(9600);
+  while (!Serial)
+    continue;
+}
+
+void loop() {
+  // Even if it looks like the bytes are extracted one by one, they are actually
+  // read by chunks of 64 bytes and placed in a buffer.
+  while (bufferedSerial.available()) {
+    Serial.write(bufferedSerial.read());
+  }
+}
+
+/*****************************************************
+ *                                                   *
+ *  Love this project?                               *
+ *               Star it on GitHub!                  *
+ *                                                   *
+ *                       .,,.                        *
+ *                       ,,:1.                       *
+ *                      ,.,:;1                       *
+ *                     .,,,::;:                      *
+ *                     ,,,,::;;.                     *
+ *                    .,,,:::;;;                     *
+ *       .....,,,,...,.,,,,,,:::,,,,,,,,,,,,,        *
+ *      ,,,,,,,,,,,:,...,,,,,,:::,,,,:::;;;11l       *
+ *       .;::::::::,,,,,,,,,,:::::,,::;;;1lt         *
+ *          .;;;:::,,,,,,,,::::::;:::;;1t:           *
+ *             :;;:,,,,,,::::::;;;;;;l1              *
+ *                ,,,,:::::::;;;;;;l                 *
+ *               .,,,,::::;;;;;;;::::                *
+ *               ,,,,,:::;;;;;::,:::1                *
+ *              ,,,,,::;;;t1:,,:::::;l               *
+ *             .,,,,:;;ll    ;::::::;;,              *
+ *             ,,,:;ll.        .1:::;;l              *
+ *            .,:lt,              .1;;l:             *
+ *                                                   *
+ *  https://github.com/bblanchon/ArduinoStreamUtils  *
+ *                                                   *
+ *****************************************************/