fixed too slow spi clockrate on rfa1

zmanchun · Apr 9, 2015 · d77de87 · d77de87
1 parent 1489a03
commit d77de87
Showing 1 changed file with 6 additions and 6 deletions.
diff --git a/tos/chips/atm128rfa1/spi/Atm128SpiP.nc b/tos/chips/atm128rfa1/spi/Atm128SpiP.nc
@@ -130,22 +130,22 @@ implementation {
       call Spi.enableSpi(TRUE);
 
       //calculating prescaler for desired spi clockrate with floor function to the nearest available clockrate
-      #if (PLATFORM_MHZ*1000)/SPI_CLOCKRATE>=64
+      #if (PLATFORM_MHZ*1000)/SPI_CLOCKRATE>=128
         call Spi.setMasterDoubleSpeed(FALSE);
         call Spi.setClock(3);
-      #elif (PLATFORM_MHZ*1000)/SPI_CLOCKRATE>=32
+      #elif (PLATFORM_MHZ*1000)/SPI_CLOCKRATE>=64
         call Spi.setMasterDoubleSpeed(FALSE);
         call Spi.setClock(2);
-      #elif (PLATFORM_MHZ*1000)/SPI_CLOCKRATE>=16
+      #elif (PLATFORM_MHZ*1000)/SPI_CLOCKRATE>=32
         call Spi.setMasterDoubleSpeed(TRUE);
         call Spi.setClock(2);
-      #elif (PLATFORM_MHZ*1000)/SPI_CLOCKRATE>=8
+      #elif (PLATFORM_MHZ*1000)/SPI_CLOCKRATE>=16
         call Spi.setMasterDoubleSpeed(FALSE);
         call Spi.setClock(1);
-      #elif (PLATFORM_MHZ*1000)/SPI_CLOCKRATE>=4
+      #elif (PLATFORM_MHZ*1000)/SPI_CLOCKRATE>=8
         call Spi.setMasterDoubleSpeed(TRUE);
         call Spi.setClock(1);
-      #elif (PLATFORM_MHZ*1000)/SPI_CLOCKRATE>=2
+      #elif (PLATFORM_MHZ*1000)/SPI_CLOCKRATE>=4
         call Spi.setMasterDoubleSpeed(FALSE);
         call Spi.setClock(0);
       #else