optimize initForUsbConnectivity

Signed-off-by: Stephan Baerwolf <stephan.baerwolf@tu-ilmenau.de>

diff --git a/firmware/main.c b/firmware/main.c
index fe5d09f..fda58a2 100644 (file)
--- a/firmware/main.c
+++ b/firmware/main.c
@@ -386,14 +386,10 @@ uchar   i;
 
 static void initForUsbConnectivity(void)
 {
 
 static void initForUsbConnectivity(void)
 {

-uchar   i = 0;
-

     usbInit();
     /* enforce USB re-enumerate: */
     usbDeviceDisconnect();  /* do this while interrupts are disabled */
     usbInit();
     /* enforce USB re-enumerate: */
     usbDeviceDisconnect();  /* do this while interrupts are disabled */

-    while(--i){         /* fake USB disconnect for > 250 ms */
-        _delay_ms(1);
-    }
+    _delay_ms(260);         /* fake USB disconnect for > 250 ms */

     usbDeviceConnect();
     sei();
 }
     usbDeviceConnect();
     sei();
 }