1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
|
#ifndef __SWM341_USBH_H__
#define __SWM341_USBH_H__
#include <stdint.h>
typedef enum {
USBR_ACK = 0,
USBR_ERR_CRC,
USBR_ERR_STUFF,
USBR_ERR_TOGGLE,
USBR_STALL,
USBR_TIMEOUT,
USBR_ERR_PID, // PID CHECK FAILED
USBR_UNEXPECTED_PID,
USBR_DATA_OVERRUN,
USBR_DATA_UNDERRUN,
USBR_NAK,
USBR_FRAME_OVERRUN,
USBR_BUFFER_OVERRUN,
USBR_BUFFER_UNDERRUN,
USBR_ERROR = 0xFE,
USBR_NO = 0xFF // 还未收到设备响应
} USBH_Resp;
void USBH_HW_Init(void);
void USBH_ResetPort(void);
uint32_t USBH_IsDeviceConnected(void);
uint32_t USBH_IsPortEnabled(void);
uint32_t USBH_GetDeviceSpeed(void);
USBH_Resp USBH_State(void);
uint32_t USBH_SendSetupPacket(uint8_t addr, uint8_t *data, uint16_t size);
uint32_t USBH_SendOutPacket(uint8_t addr, uint8_t endp, uint8_t DATAx, uint8_t *data, uint16_t size);
uint32_t USBH_SendInPacket(uint8_t addr, uint8_t endp, uint8_t DATAx, uint16_t size);
uint32_t USBH_ReadRxBuffer(uint8_t *buff, uint32_t size);
#endif // __SWM341_USBH_H__
|
