diff --git a/libraries/USBDevice/USBDevice/USBHAL_STM32F4.cpp b/libraries/USBDevice/USBDevice/USBHAL_STM32F4.cpp index 9eee2802ea..2bfa9d627a 100644 --- a/libraries/USBDevice/USBDevice/USBHAL_STM32F4.cpp +++ b/libraries/USBDevice/USBDevice/USBHAL_STM32F4.cpp @@ -48,7 +48,7 @@ USBHAL::USBHAL(void) { // Enable power and clocking RCC->AHB1ENR |= RCC_AHB1ENR_GPIOAEN; -#if defined(TARGET_STM32F407VG) +#if defined(TARGET_STM32F407VG) || defined(TARGET_STM32F401RE) pin_function(PA_8, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, GPIO_AF10_OTG_FS)); pin_function(PA_9, STM_PIN_DATA(STM_MODE_INPUT, GPIO_PULLDOWN, GPIO_AF10_OTG_FS)); pin_function(PA_10, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_PULLUP, GPIO_AF10_OTG_FS));