Diff: main.cpp

Revision:

0:4350de08a6de

diff -r 000000000000 -r 4350de08a6de main.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Fri May 15 04:15:57 2020 +0000
@@ -0,0 +1,64 @@
+/*
+ * Mbed Application program
+ *  IR TX & RX test program
+ *
+ * Copyright (c) 2020 Kenji Arai / JH1PJL
+ *  http://www7b.biglobe.ne.jp/~kenjia/
+ *  https://os.mbed.com/users/kenjiArai/
+ *      Created:    May       15th, 2020
+ *      Revised:    May       15th, 2020
+ */
+
+//  Include --------------------------------------------------------------------
+#include "mbed.h"
+#include "Bf_SoftSerial_IR.h"
+
+//  Object ---------------------------------------------------------------------
+DigitalOut  myled(LED1);
+DigitalOut  test_point(A5);
+RawSerial   pc(USBTX, USBRX);
+Bf_SoftSerial_IR  ir_trx(PB_2, PA_14);
+
+//  RAM ------------------------------------------------------------------------
+CircularBuffer<char, 1024> pc_rxbuf;    // PC receiving Buffer
+
+//  ROM / Constant data --------------------------------------------------------
+
+//  Function prototypes --------------------------------------------------------
+static void pc_rx_handler(void);
+
+//------------------------------------------------------------------------------
+//  Control Program
+//------------------------------------------------------------------------------
+int main()
+{
+    char c;
+
+    pc.attach(&pc_rx_handler, Serial::RxIrq);
+    pc.printf("\r\nStart UART test program\r\n");
+    while(true){
+        //pc.printf("line:%d\r\n", __LINE__);
+        if (!pc_rxbuf.empty()){
+            pc_rxbuf.pop(c);
+            ir_trx.putc(c);
+        }
+        if (ir_trx.readable()){
+            c = ir_trx.getc();
+            if ((c == '\r') || (c == '\n')){
+                pc.putc('\r');
+                pc.putc('\n');
+            } else if (c == 0xff){
+                ;   // no action -> Noise!!
+            } else {
+                pc.putc(c);
+            }
+        }
+    }
+}
+
+static void pc_rx_handler(void)
+{
+    while(pc.readable()) {
+        pc_rxbuf.push(pc.getc());
+    }
+}