jim hamblen
Use mbed as a Pi console cable to run command line Linux
Revision 0:4f64dd8a2ca3, committed 2017-05-14
- Comitter:
- 4180_1
- Date:
- Sun May 14 15:39:24 2017 +0000
- Commit message:
- ver 1.0
Changed in this revision
| main.cpp | Show annotated file Show diff for this revision Revisions of this file |
| mbed.bld | Show annotated file Show diff for this revision Revisions of this file |
diff -r 000000000000 -r 4f64dd8a2ca3 main.cpp
--- /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();
+ }
+}
\ No newline at end of file
diff -r 000000000000 -r 4f64dd8a2ca3 mbed.bld --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Sun May 14 15:39:24 2017 +0000 @@ -0,0 +1,1 @@ +https://mbed.org/users/mbed_official/code/mbed/builds/4eea097334d6 \ No newline at end of file