Merge pull request #34 from hathach/develop

add tusb_inited(), better compatible with nrf SD 

1 files changed, 4 insertions, 1 deletions

diff --git a/src/device/usbd.c b/src/device/usbd.c
index 9c08a7932..5baea8460 100644
--- a/src/device/usbd.c
+++ b/src/device/usbd.c
@@ -61,7 +61,7 @@ typedef struct {
 

 }usbd_device_t;

 

-static usbd_device_t _usbd_dev;

+static usbd_device_t _usbd_dev = { 0 };

 

 // Auto descriptor is enabled, descriptor set point to auto generated one

 #if CFG_TUD_DESC_AUTO

@@ -240,6 +240,9 @@ static void usbd_reset(uint8_t rhport)
  */

 void tud_task (void)

 {

+  // Skip if stack is not initialized

+  if ( !tusb_inited() ) return;

+

   // Loop until there is no more events in the queue

   while (1)

   {