Revision 0:ec398694bd6f, committed 2012-11-09

Comitter:

dminear

Date:

Fri Nov 09 04:04:47 2012 +0000

Commit message:

Initial release of code to get the device serial number.

Changed in this revision

diff -r 000000000000 -r ec398694bd6f main.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Fri Nov 09 04:04:47 2012 +0000
@@ -0,0 +1,55 @@
+/*
+ * How to read LPC1768 part ID and device serial number
+ * Dan Minear
+ * 2012-11-08
+ */
+ 
+#include "mbed.h"
+
+#define IAP_LOCATION 0x1FFF1FF1
+
+typedef void (*IAP)(unsigned long [], unsigned long[] );
+IAP iap_entry = (IAP) IAP_LOCATION;
+
+DigitalOut myled(LED1);
+
+int main() {
+    unsigned long command[5] = {0,0,0,0,0};
+    unsigned long result[5] = {0,0,0,0,0};
+
+    printf("\r\nStart...\r\n");
+    
+    // See User Manual section 32.8.5
+    command[0] = 54;    // partID
+    printf("\r\nPart ID: (should be 0x2601 3F37 for LPC1768)\r\n");
+    iap_entry(command, result);
+    if (result[0] == 0) {
+        for(int i = 1; i < 2; i++) {
+            printf( "0x%x\r\n", result[i] );
+        }
+    } else {
+        printf("Status error!\r\n");
+    }
+    
+    // See User Manual section 32.8.7
+    command[0] = 58;  // read device serial number
+    printf("\r\nSerial number:\r\n");
+    iap_entry(command, result);
+    if (result[0] == 0) {
+        for(int i = 1; i < 5; i++) {
+            printf( "0x%x\r\n", result[i] );
+        }
+    } else {
+        printf("Status error!\r\n");
+    }
+        
+    printf( "\r\nEnd\r\n" );
+        
+    // and now back to the default new project, just flash a LED
+    while(1) {
+        myled = 1;
+        wait(0.2);
+        myled = 0;
+        wait(0.2);
+    }
+}

diff -r 000000000000 -r ec398694bd6f mbed.bld
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed.bld	Fri Nov 09 04:04:47 2012 +0000
@@ -0,0 +1,1 @@
+http://mbed.org/users/mbed_official/code/mbed/builds/e2ed12d17f06
\ No newline at end of file