Enzo Grimeau / Mbed OS buffertest

test pour buffer

main.cpp

Committer:
gr91
Date:
2020-11-23
Revision:
10:8895b56c630c
Parent:
9:a9dfb95b5d8a
Child:
11:f6ca29fae30c

File content as of revision 10:8895b56c630c:

#include "mbed.h"
// Echo avec buffer circulaire
// lien serie via USB avec Terarerm
// Universite Paris-Saclay - IUT Cachan
RawSerial pc_raw(USBTX, USBRX);  // ou SERIAL-TX, SERIAL_RX  ou PA_2,PA_3
CircularBuffer < char, 1024> mon_buffer;  // buffer circulaire de 1024 char
DigitalOut ledB(D8);
void reception_symbole(void);
int main()
{
    char symbole;
    pc_raw.baud(115200);
    pc_raw.attach(&reception_symbole);
    pc_raw.printf("Echo test buffer circulaire\r\n");
    ledB=0;
    mon_buffer.reset();
    while(1) {
        while(!mon_buffer.empty()) {
            mon_buffer.pop(symbole);
            pc_raw.putc(symbole);
        }
    }
}
void reception_symbole(void)
{
    char symbole;
    if(pc_raw.readable()) {
        ledB=!ledB;
        symbole=pc_raw.getc();
        mon_buffer.push(symbole);
    }
}