Revision 8:2599e5a13e05, committed 2016-10-10

Comitter:

gandol2

Date:

Mon Oct 10 07:51:11 2016 +0000

Parent:

7:d2710f5d6f66

Commit message:

161010_bug fix multi byte read

Changed in this revision

--- a/main.cpp	Fri Oct 07 08:16:15 2016 +0000
+++ b/main.cpp	Mon Oct 10 07:51:11 2016 +0000
@@ -1,3 +1,11 @@
+// firmware for NUCLEO-F746ZG
+// ======== SPI Master Pin
+// PA5  - SCK
+// PA6  - MISO
+// PA7  - MOSI
+// PA14 - SEL
+
+
 #include "mbed.h"
 #include <SPI.h>
 
@@ -7,10 +15,10 @@
 #define PRINTD(arg1,arg2...)    printf(arg1,##arg2)
 #endif
 
-
+// ======== SPI Master Pin define
+#define SPI_SCLK    PA_5
+#define SPI_MISO    PA_6
 #define SPI_MOSI    PA_7
-#define SPI_MISO    PA_6
-#define SPI_SCLK    PA_5
 #define SPI_SSEL    PA_4
 
 SPI spi_master(SPI_MOSI,SPI_MISO,SPI_SCLK); // MOSI, MISO, SCLK(CLK,SCK)
@@ -435,15 +443,16 @@
                         spi_master.write(eepAddr); 
                         
                         
-                        for(int i=0;i<10;i++)
+                        for(int i=0;i<5;i++)
                         {   
+                            wait_ms(10);
                             //test_data[i] = spi_master.write(0);
                             //spi_master.write(++eepAddr); 
-                            test_data[i] = spi_master.write(0);
+                            test_data[i] = spi_master.write(0);     // dummy write
                             
                         }
                         
-                        for(int i=0;i<10;i++)
+                        for(int i=0;i<5;i++)
                         {   
                             printf("\n[DEBUG] Read EEPROM Data[0x%02X]\n",test_data[i]);
                         }