avnish aggarwal
/
IO-dma-memmem
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Revision 0:ad229870f727, committed 2013-09-04
- Comitter:
- avnisha
- Date:
- Wed Sep 04 19:44:37 2013 +0000
- Commit message:
- ok
Changed in this revision
diff -r 000000000000 -r ad229870f727 MODDMA.lib --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/MODDMA.lib Wed Sep 04 19:44:37 2013 +0000 @@ -0,0 +1,1 @@ +https://mbed.org/users/AjK/code/MODDMA/#97a16bf2ff43
diff -r 000000000000 -r ad229870f727 main.cpp
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Wed Sep 04 19:44:37 2013 +0000
@@ -0,0 +1,62 @@
+#ifdef OLD
+#include "mbed.h"
+
+DigitalOut myled(LED1);
+
+int main() {
+ while(1) {
+ myled = 1;
+ wait(0.2);
+ myled = 0;
+ wait(0.2);
+ }
+}
+#endif
+
+#include "mbed.h"
+#include "MODDMA.h"
+
+DigitalOut myled(LED1);
+Serial pc(USBTX, USBRX);
+MODDMA dma;
+
+int main() {
+ pc.baud(115200);
+ pc.printf("Hello World\r\n");
+
+ // Create a source buffer we are going to move.
+ char src[] = "TEST TEST TEST";
+
+ // Create a buffer for the destination to copy to.
+ char dst[sizeof(src)];
+
+ // Create a MODDMA configuration object.
+ MODDMA_Config *config = new MODDMA_Config;
+
+ // Setup that configuration
+ config
+ ->channelNum ( MODDMA::Channel_0 )
+ ->srcMemAddr ( (uint32_t) &src )
+ ->dstMemAddr ( (uint32_t) &dst )
+ ->transferSize ( sizeof(src) )
+ ->transferType ( MODDMA::m2m )
+ ; // config end
+
+ // Pass the configuration to the controller
+ dma.Setup( config );
+
+ // Tell the controller to perform the DMA operation
+ // defined by that configuration.
+ dma.Enable ( config );
+
+ wait(1);
+
+ pc.printf("%s\r\n", dst);
+
+ while(1) {
+ myled = 1;
+ wait(0.2);
+ myled = 0;
+ wait(0.2);
+ }
+}
\ No newline at end of file
diff -r 000000000000 -r ad229870f727 mbed.bld --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Wed Sep 04 19:44:37 2013 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/mbed/builds/b3110cd2dd17 \ No newline at end of file