diff --git a/arch/arm/src/nuc1xx/nuc_clockconfig.c b/arch/arm/src/nuc1xx/nuc_clockconfig.c
index b89d9e036f7..500856254a2 100644
--- a/arch/arm/src/nuc1xx/nuc_clockconfig.c
+++ b/arch/arm/src/nuc1xx/nuc_clockconfig.c
@@ -127,7 +127,7 @@ void nuc_clockconfig(void)
 
   /* Enable External 4~24 mhz high speed crystal */
 
-  regval = getreg32(NUC_CLK_PWRCON);
+  regval  = getreg32(NUC_CLK_PWRCON);
   regval |= CLK_PWRCON_XTL12M_EN;
   putreg32(regval, NUC_CLK_PWRCON);
 
diff --git a/arch/arm/src/nuc1xx/nuc_lowputc.c b/arch/arm/src/nuc1xx/nuc_lowputc.c
index 50b9b35f013..77b74494827 100644
--- a/arch/arm/src/nuc1xx/nuc_lowputc.c
+++ b/arch/arm/src/nuc1xx/nuc_lowputc.c
@@ -276,7 +276,7 @@ void nuc_lowputc(uint32_t ch)
 #ifdef HAVE_SERIAL_CONSOLE
   /* Wait for the TX FIFO to be empty (excessive!) */
 
-  while ((getreg32(NUC_CONSOLE_BASE + NUC_UART_FSR_OFFSET) & UART_FSR_TX_EMPTY) != 0);
+  while ((getreg32(NUC_CONSOLE_BASE + NUC_UART_FSR_OFFSET) & UART_FSR_TX_EMPTY) == 0);
 
   /* Then write the character to to the TX FIFO */
 
@@ -331,15 +331,15 @@ void nuc_setbaud(uintptr_t base, uint32_t baud)
 
       /* Check if the divxider exceeds the range */
 
-      if (clksperbit > 0xffff)
+      if (brd > 0xffff)
         {
           /* Try to Set Divider X up 10 (MODE#1) */
 
           regval &= ~UART_BAUD_DIV_X_ONE;
    
-          for (divx = 8; divx <16; divx++)
+          for (divx = 8; divx < 16; divx++)
             {
-              brd = (clksperbit % (divx+1));
+              brd = (clksperbit % (divx + 1));
               if (brd < 3)
                 {
                   regval &= ~UART_BAUD_DIVIDER_X_MASK;
@@ -357,4 +357,4 @@ void nuc_setbaud(uintptr_t base, uint32_t baud)
   putreg32(regval, base + NUC_UART_BAUD_OFFSET);
 
 }
-#endif /* HAVE_UART */
\ No newline at end of file
+#endif /* HAVE_UART */