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36 lines
803 B
C++
36 lines
803 B
C++
/*
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* Demo of ArduinoInStream and ArduinoOutStream
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*/
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#include <SPI.h>
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#include <SdFat.h>
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// create serial output stream
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ArduinoOutStream cout(Serial);
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// input line buffer
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char cinBuf[40];
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// create serial input stream
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ArduinoInStream cin(Serial, cinBuf, sizeof(cinBuf));
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//------------------------------------------------------------------------------
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void setup() {
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Serial.begin(9600);
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while (!Serial) {} // wait for Leonardo
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}
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//------------------------------------------------------------------------------
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void loop() {
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int32_t n;
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cout << "\nenter an integer\n";
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cin.readline();
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if (cin >> n) {
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cout << "The number is: " << n;
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} else {
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// will fail if no digits or not in range [-2147483648, 2147483647]
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cout << "Invalid input: " << cinBuf;
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}
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cout << endl;
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}
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