examples/test-serial-flush.cpp


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45

// Tests the "flush" Serial function

#include "wirish.h"

void setup()
{
    /* Send a message out USART2  */
    Serial2.begin(9600);
    Serial2.println("Hello world!");
}

int toggle = 0;

void loop() {

    Serial2.println("This is the first line.");
    Serial2.end();
    Serial2.println("This is the second line.");

    Serial2.begin(9600);
    Serial2.println("Waiting for multiple input...");
    while(Serial2.available() < 5) { }
    Serial2.println(Serial2.read());
    Serial2.println(Serial2.read());
    Serial2.flush();
    if(Serial2.available()) {
        Serial2.println("FAIL! Still had junk in the buffer...");
    }
}

// Force init to be called *first*, i.e. before static object allocation.
// Otherwise, statically allocated object that need libmaple may fail.
 __attribute__(( constructor )) void premain() {
    init();
}

int main(void)
{
    setup();

    while (1) {
        loop();
    }
    return 0;
}