more update to transaction

1 files changed, 2 insertions, 2 deletions

diff --git a/src/host/hcd.h b/src/host/hcd.h
index 1f01a1a2f..e25b20ea3 100644
--- a/src/host/hcd.h
+++ b/src/host/hcd.h
@@ -39,7 +39,7 @@
 // Configuration
 //--------------------------------------------------------------------+
 
-// Max number of endpoints per device
+// Max number of endpoints pair per device
 // TODO optimize memory usage
 #ifndef CFG_TUH_ENDPOINT_MAX
   #define CFG_TUH_ENDPOINT_MAX   16
@@ -167,7 +167,7 @@ void hcd_device_close(uint8_t rhport, uint8_t dev_addr);
 //--------------------------------------------------------------------+
 
 // Open an endpoint
-bool hcd_edpt_open(uint8_t rhport, uint8_t dev_addr, tusb_desc_endpoint_t const * ep_desc);
+bool hcd_edpt_open(uint8_t rhport, uint8_t daddr, tusb_desc_endpoint_t const * ep_desc);
 
 // Submit a transfer, when complete hcd_event_xfer_complete() must be invoked
 bool hcd_edpt_xfer(uint8_t rhport, uint8_t daddr, uint8_t ep_addr, uint8_t * buffer, uint16_t buflen);