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path: root/Bootloaders/CDC/BootloaderCDC.c
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Diffstat (limited to 'Bootloaders/CDC/BootloaderCDC.c')
-rw-r--r--Bootloaders/CDC/BootloaderCDC.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/Bootloaders/CDC/BootloaderCDC.c b/Bootloaders/CDC/BootloaderCDC.c
index 60fe4a4bc9..0add977ce4 100644
--- a/Bootloaders/CDC/BootloaderCDC.c
+++ b/Bootloaders/CDC/BootloaderCDC.c
@@ -167,6 +167,7 @@ EVENT_HANDLER(USB_UnhandledControlPacket)
Endpoint_ClearSetupIN();
+ /* Acknowledge status stage */
while (!(Endpoint_IsSetupOUTReceived()));
Endpoint_ClearSetupOUT();
}
@@ -184,6 +185,7 @@ EVENT_HANDLER(USB_UnhandledControlPacket)
Endpoint_ClearSetupOUT();
+ /* Acknowledge status stage */
while (!(Endpoint_IsSetupINReady()));
Endpoint_ClearSetupIN();
}
@@ -194,6 +196,7 @@ EVENT_HANDLER(USB_UnhandledControlPacket)
{
Endpoint_ClearSetupReceived();
+ /* Acknowledge status stage */
while (!(Endpoint_IsSetupINReady()));
Endpoint_ClearSetupIN();
}