diff --git a/src/device/usbd.c b/src/device/usbd.c index b2fd54575..2735e35fd 100644 --- a/src/device/usbd.c +++ b/src/device/usbd.c @@ -495,10 +495,13 @@ bool tud_deinit(uint8_t rhport) { } static void configuration_reset(uint8_t rhport) { + // Save setup_count for restore + uint8_t setup_count = _usbd_dev.setup_count; // Clear mounted status first to ensure tud_ready() return false before driver clean up. tu_varclr(&_usbd_dev); memset(_usbd_dev.itf2drv, DRVID_INVALID, sizeof(_usbd_dev.itf2drv)); // invalid mapping memset(_usbd_dev.ep2drv, DRVID_INVALID, sizeof(_usbd_dev.ep2drv)); // invalid mapping + _usbd_dev.setup_count = setup_count; for (uint8_t i = 0; i < TOTAL_DRIVER_COUNT; i++) { usbd_class_driver_t const* driver = get_driver(i);