spi_comm

Dependencies:   mbed

Files at this revision

API Documentation at this revision

Comitter:
ShaolinPoutine
Date:
Wed Jan 11 22:55:47 2017 +0000
Commit message:
asdf

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 ff086cd5333c main.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Wed Jan 11 22:55:47 2017 +0000
@@ -0,0 +1,27 @@
+#include "mbed.h"
+ 
+SPI spi(p5, p6, p7); // mosi, miso, sclk
+DigitalOut cs(p8);
+ 
+int main() {
+    // Chip must be deselected
+    cs = 1;
+ 
+    // Setup the spi for 8 bit data, high steady state clock,
+    // second edge capture, with a 1MHz clock rate
+    spi.format(8,3);
+    spi.frequency(1000000);
+ 
+    // Select the device by seting chip select low
+    cs = 0;
+ 
+    // Send 0x8f, the command to read the WHOAMI register
+    spi.write(0x8F);
+ 
+    // Send a dummy byte to receive the contents of the WHOAMI register
+    int whoami = spi.write(0x00);
+    printf("WHOAMI register = 0x%X\n", whoami);
+ 
+    // Deselect the device
+    cs = 1;
+}
\ No newline at end of file
diff -r 000000000000 -r ff086cd5333c mbed.bld
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed.bld	Wed Jan 11 22:55:47 2017 +0000
@@ -0,0 +1,1 @@
+http://mbed.org/users/mbed_official/code/mbed/builds/99b5ccf27215
\ No newline at end of file