void )”这个函数，修改“void USB_OTG_BSP_uDelay (const uint32_t usec)”和“void USB_OTG_BSP...
话说是有道理的可是我usb的延时是用的忙延时啊。void USB_OTG_BSP_uDelay (const uint32_t usec){ ...
一、前提准备 本文是基于STM32F107官方库文件3.5.0基础上完成的，首先要有以下资料准备：（1）stm32基于3.5.0库的工程模板;（2）stm32官方USB库文件（由于3.5.0官方库函数中不包括USB的官方库，因此需要单独加入），下载地址：http://pan.baidu.com/disk/home#path=%252F%25E5%25AD%25A6%25E4%25B9%25...
udelay(PLL_LOCK_TIME_US);if (!(readl(usbphyc->base + STM32_USBPHYC_PLL) & PLLEN)) return -EIO;initialized: usbphyc_phy->init = true;return 0; }static int stm32_usbphyc_phy_exit(struct phy *phy) { struct stm32_usbphyc *usbphyc = dev_get_priv(phy->dev); ...
lichee nano测试，OTG切换没问题，应该是PE2 mango 说：问下OTG-ID识别用的是哪根线？TINY200的原理...
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* USB OTG HS Core 支持 两种 PHY 接口: * (i) 使用外部高速PHY的ULPI 接口: USB HS Core 工作在高速模式下 * (ii) 片内Full Speed PHY: USB HS Core 工作在全速模式下 * 通过下面两个宏,选择使用哪种PHY: * (i) USE_ULPI_PHY: if the USB OTG HS Core is to be used in High speed mode...