X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/04feb435edd50d00a7531f8be367f43ab126c7ba..54e46d7818ad14f4a00a9df905f26f135a462e6d:/Bootloaders/MassStorage/BootloaderMassStorage.c

diff --git a/Bootloaders/MassStorage/BootloaderMassStorage.c b/Bootloaders/MassStorage/BootloaderMassStorage.c
index 61f8760f8..28f42b6d2 100644
--- a/Bootloaders/MassStorage/BootloaderMassStorage.c
+++ b/Bootloaders/MassStorage/BootloaderMassStorage.c
@@ -69,11 +69,13 @@ void Application_Jump_Check(void)
 		/* Enable pull-up on the IO13 pin so we can use it to select the mode */
 		PORTC |=  (1 << 7);
 		Delay_MS(10);
+
+		/* If IO13 is not jumpered to ground, start the user application instead */
 		JumpToApplication |= ((PINC & (1 << 7)) != 0);
-		PORTC &= ~(1 << 7);
-	#endif
 
-	#if ((BOARD == BOARD_XPLAIN) || (BOARD == BOARD_XPLAIN_REV1))
+		/* Disable pull-up after the check has completed */
+		PORTC &= ~(1 << 7);
+	#elif ((BOARD == BOARD_XPLAIN) || (BOARD == BOARD_XPLAIN_REV1))
 		/* Disable JTAG debugging */
 		JTAG_DISABLE();