diff --git a/cores/arduino/USB/USBCore.cpp b/cores/arduino/USB/USBCore.cpp index 444756f2ddc3dc20265693e60d90621be2fbb313..fc14b3c4c6fea857607736b76854a5f56577f55d 100644 --- a/cores/arduino/USB/USBCore.cpp +++ b/cores/arduino/USB/USBCore.cpp @@ -553,6 +553,9 @@ uint32_t USBDeviceClass::recv(uint32_t ep, void *_data, uint32_t len) // Clear Transfer complete 0 flag usbd.epBank0AckTransferComplete(ep); + + // Enable Transfer complete 0 interrupt + usbd.epBank0EnableTransferComplete(ep); } return len;