Rob Toulson
/
PE_07-01_SPIMaster
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Revision 0:493e035a4a1c, committed 2012-10-15
- Comitter:
- robt
- Date:
- Mon Oct 15 21:24:11 2012 +0000
- Commit message:
- by Rob Toulson and Tim Wilmshurst from textbook "Fast and Effective Embedded Systems Design: Applying the ARM mbed"
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 493e035a4a1c main.cpp
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Mon Oct 15 21:24:11 2012 +0000
@@ -0,0 +1,19 @@
+/* Program Example 7.1: Sets up the mbed as SPI master, and continuously sends
+a single byte
+ */
+#include "mbed.h"
+SPI ser_port(p11, p12, p13); // mosi, miso, sclk
+char switch_word ; //word we will send
+
+
+
+int main() {
+ ser_port.format(8,0); // Setup the SPI for 8 bit data, Mode 0 operation
+ ser_port.frequency(1000000); // Clock frequency is 1MHz
+ while (1){
+ switch_word=0xA1; //set up word to be transmitted
+ ser_port.write(switch_word); //send switch_word
+ wait_us(50);
+ }
+}
+
diff -r 000000000000 -r 493e035a4a1c mbed.bld --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Mon Oct 15 21:24:11 2012 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/mbed/builds/cd19af002ccc \ No newline at end of file