en 129 / IRSendPulseWidth

赤外線リモコンの送信をパルス幅にて行います。 IRRcevPulseWidthライブラリと合わせて使ってください。 Transmit IR control by pulse width. Please use it together with the IRRcevPulseWidth library.

Dependents:   IRLED_SendReceveDemo

Diff: IRSendPulseWidth.cpp

Revision:
0:beaea9bf9c5b
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/IRSendPulseWidth.cpp	Sun Dec 25 09:53:36 2016 +0000
@@ -0,0 +1,19 @@
+#include "mbed.h"
+#include "IRSendPulseWidth.h"
+
+IRSendPulseWidth::IRSendPulseWidth(PinName output) : g_pwmoutLed(output)
+{
+    g_pwmoutLed.period_us(26);
+    g_pwmoutLed.write(0);
+}
+    
+void IRSendPulseWidth::sendSignal(uint16_t *sendDataArray,uint16_t sendDataN)
+{
+    int iCountHighLow = sendDataN;
+    for( int iIndexHighLow = 0; iIndexHighLow < iCountHighLow; iIndexHighLow++ )
+    {
+        g_pwmoutLed.write( 0.5 * (1 - (iIndexHighLow % 2)) );    // iIndexHighLow : even number -> 0.5, uneven number -> 0
+        wait_us( *(sendDataArray+iIndexHighLow) );
+    }
+    g_pwmoutLed.write(0);
+}