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Dependencies:   mbed

main.cpp@0:a3131d121a8f, 2020-02-11 (annotated)

Committer:
gitakichi
Date:
Tue Feb 11 04:30:44 2020 +0000
Revision:
0:a3131d121a8f
Child:
1:4847c54eed20
Moved, next is to judge the key and send the judgment result serially

Who changed what in which revision?

UserRevisionLine numberNew contents of line
gitakichi 0:a3131d121a8f 1 //reference from
gitakichi 0:a3131d121a8f 2 //https://www.hiramine.com/physicalcomputing/mbed/irreceiver.html
gitakichi 0:a3131d121a8f 3
gitakichi 0:a3131d121a8f 4 #include "mbed.h"
gitakichi 0:a3131d121a8f 5
gitakichi 0:a3131d121a8f 6 DigitalIn g_dpinIrReceiver(D2);
gitakichi 0:a3131d121a8f 7
gitakichi 0:a3131d121a8f 8 Serial g_serial(USBTX, USBRX);
gitakichi 0:a3131d121a8f 9
gitakichi 0:a3131d121a8f 10 int main()
gitakichi 0:a3131d121a8f 11 {
gitakichi 0:a3131d121a8f 12 g_serial.baud(115200);
gitakichi 0:a3131d121a8f 13
gitakichi 0:a3131d121a8f 14 Timer timer;
gitakichi 0:a3131d121a8f 15 timer.start();
gitakichi 0:a3131d121a8f 16 int iMicroSec_prev = timer.read_us();
gitakichi 0:a3131d121a8f 17 int iState_prev = 1;
gitakichi 0:a3131d121a8f 18 while(1)
gitakichi 0:a3131d121a8f 19 {
gitakichi 0:a3131d121a8f 20 int iState = g_dpinIrReceiver;
gitakichi 0:a3131d121a8f 21 if( iState != iState_prev )
gitakichi 0:a3131d121a8f 22 {
gitakichi 0:a3131d121a8f 23 iState_prev = iState;
gitakichi 0:a3131d121a8f 24 int iMicroSec = timer.read_us();
gitakichi 0:a3131d121a8f 25 g_serial.printf( "%d, ", iMicroSec - iMicroSec_prev );//hex
gitakichi 0:a3131d121a8f 26 iMicroSec_prev = iMicroSec;
gitakichi 0:a3131d121a8f 27 }
gitakichi 0:a3131d121a8f 28 }
gitakichi 0:a3131d121a8f 29 }