135 lines
3.6 KiB
C
135 lines
3.6 KiB
C
|
#include "usb_bsp.h"
|
|||
|
|
#include "delay.h"
|
|||
|
|
|
|||
|
|
//////////////////////////////////////////////////////////////////////////////////
|
|||
|
|
//本程序只供学习使用，未经作者许可，不得用于其它任何用途
|
|||
|
|
//ALIENTEK STM32开发板
|
|||
|
|
//USB-BSP 代码
|
|||
|
|
//正点原子@ALIENTEK
|
|||
|
|
//技术论坛:www.openedv.com
|
|||
|
|
//创建日期:2016/1/21
|
|||
|
|
//版本：V1.0
|
|||
|
|
//版权所有，盗版必究。
|
|||
|
|
//Copyright(C) 广州市星翼电子科技有限公司 2009-2019
|
|||
|
|
//All rights reserved
|
|||
|
|
//*******************************************************************************
|
|||
|
|
//修改信息
|
|||
|
|
//无
|
|||
|
|
//////////////////////////////////////////////////////////////////////////////////
|
|||
|
|
|
|||
|
|
|
|||
|
|
//USB OTG 底层IO初始化
|
|||
|
|
//pdev:USB OTG内核结构体指针
|
|||
|
|
void USB_OTG_BSP_Init(USB_OTG_CORE_HANDLE *pdev)
|
|||
|
|
{
|
|||
|
|
GPIO_InitTypeDef GPIO_InitStructure;
|
|||
|
|
|
|||
|
|
RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOB , ENABLE);
|
|||
|
|
RCC_AHB1PeriphClockCmd( RCC_AHB1Periph_OTG_HS, ENABLE) ;
|
|||
|
|
|
|||
|
|
GPIO_PinAFConfig(GPIOB,GPIO_PinSource14,GPIO_AF_OTG2_FS) ;
|
|||
|
|
GPIO_PinAFConfig(GPIOB,GPIO_PinSource15,GPIO_AF_OTG2_FS) ;
|
|||
|
|
|
|||
|
|
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_100MHz;
|
|||
|
|
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;
|
|||
|
|
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_14 | GPIO_Pin_15;
|
|||
|
|
GPIO_Init(GPIOB, &GPIO_InitStructure);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
//USB OTG 中断设置,开启USB FS中断
|
|||
|
|
//pdev:USB OTG内核结构体指针
|
|||
|
|
void USB_OTG_BSP_EnableInterrupt(USB_OTG_CORE_HANDLE *pdev)
|
|||
|
|
{
|
|||
|
|
NVIC_InitTypeDef NVIC_InitStructure;
|
|||
|
|
|
|||
|
|
NVIC_PriorityGroupConfig(NVIC_PriorityGroup_1);
|
|||
|
|
#ifdef USE_USB_OTG_HS
|
|||
|
|
NVIC_InitStructure.NVIC_IRQChannel = OTG_HS_IRQn;
|
|||
|
|
#else
|
|||
|
|
NVIC_InitStructure.NVIC_IRQChannel = OTG_FS_IRQn;
|
|||
|
|
#endif
|
|||
|
|
NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 1;
|
|||
|
|
NVIC_InitStructure.NVIC_IRQChannelSubPriority = 3;
|
|||
|
|
NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
|
|||
|
|
NVIC_Init(&NVIC_InitStructure);
|
|||
|
|
#ifdef USB_OTG_HS_DEDICATED_EP1_ENABLED
|
|||
|
|
NVIC_PriorityGroupConfig(NVIC_PriorityGroup_1);
|
|||
|
|
NVIC_InitStructure.NVIC_IRQChannel = OTG_HS_EP1_OUT_IRQn;
|
|||
|
|
NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 1;
|
|||
|
|
NVIC_InitStructure.NVIC_IRQChannelSubPriority = 2;
|
|||
|
|
NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
|
|||
|
|
NVIC_Init(&NVIC_InitStructure);
|
|||
|
|
|
|||
|
|
NVIC_PriorityGroupConfig(NVIC_PriorityGroup_1);
|
|||
|
|
NVIC_InitStructure.NVIC_IRQChannel = OTG_HS_EP1_IN_IRQn;
|
|||
|
|
NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 1;
|
|||
|
|
NVIC_InitStructure.NVIC_IRQChannelSubPriority = 1;
|
|||
|
|
NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
|
|||
|
|
NVIC_Init(&NVIC_InitStructure);
|
|||
|
|
#endif
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
//USB OTG 中断设置,开启USB FS中断
|
|||
|
|
//pdev:USB OTG内核结构体指针
|
|||
|
|
void USB_OTG_BSP_DisableInterrupt(void)
|
|||
|
|
{
|
|||
|
|
}
|
|||
|
|
//USB OTG 端口供电设置(本例程未用到)
|
|||
|
|
//pdev:USB OTG内核结构体指针
|
|||
|
|
//state:0,断电;1,上电
|
|||
|
|
void USB_OTG_BSP_DriveVBUS(USB_OTG_CORE_HANDLE *pdev, uint8_t state)
|
|||
|
|
{
|
|||
|
|
}
|
|||
|
|
//USB_OTG 端口供电IO配置(本例程未用到)
|
|||
|
|
//pdev:USB OTG内核结构体指针
|
|||
|
|
void USB_OTG_BSP_ConfigVBUS(USB_OTG_CORE_HANDLE *pdev)
|
|||
|
|
{
|
|||
|
|
}
|
|||
|
|
//USB_OTG us级延时函数
|
|||
|
|
//本例程采用SYSTEM文件夹的delay.c里面的delay_us函数实现
|
|||
|
|
//官方例程采用的是定时器2来实现的.
|
|||
|
|
//usec:要延时的us数.
|
|||
|
|
void USB_OTG_BSP_uDelay (const uint32_t usec)
|
|||
|
|
{
|
|||
|
|
uint32_t count = 0;
|
|||
|
|
const uint32_t utime = (14 * usec);
|
|||
|
|
do
|
|||
|
|
{
|
|||
|
|
if ( ++count > utime )
|
|||
|
|
{
|
|||
|
|
return ;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
while (1);
|
|||
|
|
}
|
|||
|
|
//USB_OTG ms级延时函数
|
|||
|
|
//本例程采用SYSTEM文件夹的delay.c里面的delay_ms函数实现
|
|||
|
|
//官方例程采用的是定时器2来实现的.
|
|||
|
|
//msec:要延时的ms数.
|
|||
|
|
void USB_OTG_BSP_mDelay (const uint32_t msec)
|
|||
|
|
{
|
|||
|
|
USB_OTG_BSP_uDelay(msec * 1000);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
|
|||
|
|
|
|||
|
|
|
|||
|
|
|
|||
|
|
|
|||
|
|
|
|||
|
|
|
|||
|
|
|
|||
|
|
|
|||
|
|
|
|||
|
|
|
|||
|
|
|
|||
|
|
|
|||
|
|
|
|||
|
|
|
|||
|
|
|
|||
|
|
|
|||
|
|
|
|||
|
|
|
|||
|
|
|
|||
|
|
|