Henk Meewis / Mbed 2 deprecated frdm_echo

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Dependencies:   mbed

main.cpp@3:7188bd978801, 2014-04-14 (annotated)

Committer:
silverpanda
Date:
Mon Apr 14 00:33:00 2014 +0000
Revision:
3:7188bd978801
Parent:
2:53d8e47c5171
Child:
4:dfb672184380
nice echo with cursor

Who changed what in which revision?

UserRevisionLine numberNew contents of line
silverpanda 0:6898e364f29a 1 // Print "Hello World" to the PC
silverpanda 0:6898e364f29a 2
silverpanda 0:6898e364f29a 3 #include "mbed.h"
silverpanda 0:6898e364f29a 4
silverpanda 0:6898e364f29a 5 Serial usbSerial(USBTX, USBRX);
silverpanda 1:20033a89af0e 6 Ticker messageTicker, scanTicker;
silverpanda 3:7188bd978801 7 bool scanUSBSerialRxFlag;
silverpanda 0:6898e364f29a 8
silverpanda 0:6898e364f29a 9 void sendText(char *thisText)
silverpanda 0:6898e364f29a 10 {
silverpanda 0:6898e364f29a 11 usbSerial.printf(thisText);
silverpanda 0:6898e364f29a 12 }
silverpanda 0:6898e364f29a 13 //-----------------------------------------------------------------------------
silverpanda 0:6898e364f29a 14
silverpanda 1:20033a89af0e 15 void sendHelloWorld()
silverpanda 0:6898e364f29a 16 {
silverpanda 3:7188bd978801 17 sendText("** Hello World **\n\n> ");
silverpanda 1:20033a89af0e 18 }
silverpanda 1:20033a89af0e 19 //-----------------------------------------------------------------------------
silverpanda 1:20033a89af0e 20
silverpanda 1:20033a89af0e 21 void scanUSBSerialRx()
silverpanda 1:20033a89af0e 22 {
silverpanda 1:20033a89af0e 23 if(usbSerial.readable()) {
silverpanda 1:20033a89af0e 24 char character = usbSerial.getc();
silverpanda 3:7188bd978801 25 if((character == ';') || (character == 13)) usbSerial.printf("\n> ");
silverpanda 2:53d8e47c5171 26 else usbSerial.printf("%c", character);
silverpanda 1:20033a89af0e 27 }
silverpanda 1:20033a89af0e 28 scanUSBSerialRxFlag = false;
silverpanda 1:20033a89af0e 29 }
silverpanda 1:20033a89af0e 30 //-----------------------------------------------------------------------------
silverpanda 1:20033a89af0e 31
silverpanda 1:20033a89af0e 32 void setScanUSBSerialRxFlag()
silverpanda 1:20033a89af0e 33 {
silverpanda 1:20033a89af0e 34 scanUSBSerialRxFlag = true;
silverpanda 1:20033a89af0e 35 }
silverpanda 1:20033a89af0e 36 //-----------------------------------------------------------------------------
silverpanda 1:20033a89af0e 37
silverpanda 1:20033a89af0e 38 void initMain()
silverpanda 1:20033a89af0e 39 {
silverpanda 1:20033a89af0e 40 usbSerial.baud(115200);
silverpanda 1:20033a89af0e 41
silverpanda 2:53d8e47c5171 42 sendHelloWorld();
silverpanda 1:20033a89af0e 43
silverpanda 1:20033a89af0e 44 scanTicker.attach(&setScanUSBSerialRxFlag, 0.01);
silverpanda 1:20033a89af0e 45 scanUSBSerialRxFlag = false;
silverpanda 0:6898e364f29a 46 }
silverpanda 0:6898e364f29a 47 //-----------------------------------------------------------------------------
silverpanda 0:6898e364f29a 48
silverpanda 0:6898e364f29a 49 int main() {
silverpanda 1:20033a89af0e 50 initMain();
silverpanda 1:20033a89af0e 51
silverpanda 0:6898e364f29a 52 while(true) {
silverpanda 1:20033a89af0e 53 if(scanUSBSerialRxFlag) scanUSBSerialRx();
silverpanda 1:20033a89af0e 54 wait(0.02);
silverpanda 0:6898e364f29a 55 }
silverpanda 0:6898e364f29a 56 }
silverpanda 0:6898e364f29a 57 //-----------------------------------------------------------------------------