USBHostSerial Hello World

Dependencies:   USBHost mbed

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Show/hide line numbers main.cpp Source File

main.cpp

00001 #include "mbed.h"
00002 #include "USBHostSerial.h"
00003 
00004 DigitalOut led(LED1);
00005 Serial pc(USBTX, USBRX);
00006 
00007 void serial_task(void const*) {
00008     USBHostSerial serial;
00009     
00010     while(1) {
00011     
00012         // try to connect a serial device
00013         while(!serial.connect())
00014             Thread::wait(500);
00015         
00016         // in a loop, print all characters received
00017         // if the device is disconnected, we try to connect it again
00018         while (1) {
00019         
00020             // if device disconnected, try to connect it again
00021             if (!serial.connected())
00022                 break;
00023 
00024             // print characters received
00025             while (serial.available()) {
00026                 printf("%c", serial.getc());
00027             }
00028             
00029             Thread::wait(50);
00030         }
00031     }
00032 }
00033 
00034 int main() {
00035     Thread serialTask(serial_task, NULL, osPriorityNormal, 256 * 4);
00036     while(1) {
00037         led=!led;
00038         Thread::wait(500);
00039     }
00040 }