Use mbed as a Pi console cable to run command line Linux

Dependencies:   mbed

Revision:
0:4f64dd8a2ca3
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Sun May 14 15:39:24 2017 +0000
@@ -0,0 +1,41 @@
+#include "mbed.h"
+//Pi Console Cable function
+// connect gnd on Pi header to mbed
+// connect mbed p9 to Pi RX pin
+// connect mbed p10 to Pi TX pin
+// Enable serial console on Pi (needed one time only)
+// Run terminal application on PC at 115200 baud
+// See https://developer.mbed.org/users/4180_1/notebook/using-mbed-for-a-pi-console-cable/#
+RawSerial  pc(USBTX, USBRX);
+RawSerial  dev(p9, p10);
+DigitalOut led1(LED1);
+DigitalOut led4(LED4);
+ 
+void dev_recv()
+{
+    led1 = !led1;
+    while(dev.readable()) {
+        pc.putc(dev.getc());
+    }
+}
+ 
+void pc_recv()
+{
+    led4 = !led4;
+    while(pc.readable()) {
+        dev.putc(pc.getc());
+    }
+}
+ 
+int main()
+{
+    pc.baud(115200);
+    dev.baud(115200);
+ 
+    pc.attach(&pc_recv, Serial::RxIrq);
+    dev.attach(&dev_recv, Serial::RxIrq);
+ 
+    while(1) {
+        sleep();
+    }
+}
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