From b151f41df5dee6ffb59dd41694eee2829faa12e7 Mon Sep 17 00:00:00 2001 From: shanggl Date: Mon, 3 Oct 2022 20:11:07 +0800 Subject: [PATCH] =?UTF-8?q?=E8=B0=83=E6=95=B4=20=E4=B8=AD=E6=96=AD?= =?UTF-8?q?=E4=BC=98=E5=85=88=E7=BA=A7?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- src/main/drivers/usb_msc_at32f43x.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/src/main/drivers/usb_msc_at32f43x.c b/src/main/drivers/usb_msc_at32f43x.c index cfb56c442..d76b1342a 100644 --- a/src/main/drivers/usb_msc_at32f43x.c +++ b/src/main/drivers/usb_msc_at32f43x.c @@ -242,8 +242,8 @@ uint8_t mscStart(void) /* select usb 48m clcok source */ msc_usb_clock48m_select(USB_CLK_HEXT); - /* enable otgfs irq */ - nvic_irq_enable(OTG_IRQ, 0, 0); + /* enable otgfs irq ，使用NVIC_PRIO_USB(2,0) 优先级，否则会打断SPI dma 传输*/ + nvic_irq_enable(OTG_IRQ, NVIC_PRIORITY_BASE(NVIC_PRIO_USB), NVIC_PRIORITY_SUB(NVIC_PRIO_USB)); usbd_init(&otg_core_struct, USB_FULL_SPEED_CORE_ID,