1 files changed, 36 insertions, 36 deletions

diff --git a/libmaple/util.c b/libmaple/util.c
index 3325d2b..be29e7e 100644
--- a/libmaple/util.c
+++ b/libmaple/util.c
@@ -1,4 +1,4 @@
-/* *****************************************************************************
+/******************************************************************************
  * The MIT License
  *
  * Copyright (c) 2010 Perry Hung.
@@ -20,13 +20,13 @@
  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  * THE SOFTWARE.
- * ****************************************************************************/
+ *****************************************************************************/
 
 /**
- *  @file util.h
+ * @file util.h
  *
- *  @brief Utility procedures for debugging, mostly an error LED fade and
- *  messages dumped over a uart for failed asserts.
+ * @brief Utility procedures for debugging, mostly an error LED fade
+ * and messages dumped over a uart for failed asserts.
  */
 
 #include "libmaple.h"
@@ -52,14 +52,14 @@ void _fail(const char* file, int line, const char* exp) {
     /* Turn off ADC */
     adc_disable();
 
-    /* Turn off all usarts  */
+    /* Turn off all usarts */
     usart_disable_all();
 
     /* Initialize the error usart */
     gpio_set_mode(ERROR_TX_PORT, ERROR_TX_PIN, GPIO_MODE_AF_OUTPUT_PP);
     usart_init(ERROR_USART_NUM, ERROR_USART_BAUD);
 
-    /* Print failed assert message  */
+    /* Print failed assert message */
     usart_putstr(ERROR_USART_NUM, "ERROR: FAILED ASSERT(");
     usart_putstr(ERROR_USART_NUM, exp);
     usart_putstr(ERROR_USART_NUM, "): ");
@@ -69,43 +69,43 @@ void _fail(const char* file, int line, const char* exp) {
     usart_putc(ERROR_USART_NUM, '\n');
     usart_putc(ERROR_USART_NUM, '\r');
 
-    /* Turn on the error LED  */
+    /* Turn on the error LED */
     gpio_set_mode(ERROR_LED_PORT, ERROR_LED_PIN, GPIO_MODE_OUTPUT_PP);
 
-    /* Turn the USB interrupt back on so the bootloader keeps on functioning  */
+    /* Turn the USB interrupt back on so the bootloader keeps on functioning */
     nvic_irq_enable(NVIC_INT_USBHP);
     nvic_irq_enable(NVIC_INT_USBLP);
 
-    /* Error fade  */
+    /* Error fade */
     throb();
 }
 
 void throb(void) {
-   int32  slope   = 1;
-   uint32 CC      = 0x0000;
-   uint32 TOP_CNT = 0x0200;
-   uint32 i       = 0;
-
-   gpio_set_mode(ERROR_LED_PORT, ERROR_LED_PIN, GPIO_MODE_OUTPUT_PP);
-   /* Error fade  */
-   while (1) {
-      if (CC == TOP_CNT)  {
-         slope = -1;
-      } else if (CC == 0) {
-         slope = 1;
-      }
-
-      if (i == TOP_CNT)  {
-         CC += slope;
-         i = 0;
-      }
-
-      if (i < CC) {
-         gpio_write_bit(ERROR_LED_PORT, ERROR_LED_PIN, 1);
-      } else {
-         gpio_write_bit(ERROR_LED_PORT, ERROR_LED_PIN, 0);
-      }
-      i++;
-   }
+    int32  slope   = 1;
+    uint32 CC      = 0x0000;
+    uint32 TOP_CNT = 0x0200;
+    uint32 i       = 0;
+
+    gpio_set_mode(ERROR_LED_PORT, ERROR_LED_PIN, GPIO_MODE_OUTPUT_PP);
+    /* Error fade  */
+    while (1) {
+        if (CC == TOP_CNT)  {
+            slope = -1;
+        } else if (CC == 0) {
+            slope = 1;
+        }
+
+        if (i == TOP_CNT)  {
+            CC += slope;
+            i = 0;
+        }
+
+        if (i < CC) {
+            gpio_write_bit(ERROR_LED_PORT, ERROR_LED_PIN, 1);
+        } else {
+            gpio_write_bit(ERROR_LED_PORT, ERROR_LED_PIN, 0);
+        }
+        i++;
+    }
 }