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-rw-r--r--examples/device/webusb_serial/src/tusb_config.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/examples/device/webusb_serial/src/tusb_config.h b/examples/device/webusb_serial/src/tusb_config.h
index ffedb997d..b2f09cac0 100644
--- a/examples/device/webusb_serial/src/tusb_config.h
+++ b/examples/device/webusb_serial/src/tusb_config.h
@@ -69,7 +69,9 @@
// DEVICE CONFIGURATION
//--------------------------------------------------------------------
-#define CFG_TUD_ENDOINT0_SIZE 64
+#ifndef CFG_TUD_ENDOINT0_SIZE
+#define CFG_TUD_ENDOINT0_SIZE 64
+#endif
//------------- CLASS -------------//
#define CFG_TUD_CDC 1