HAL
USB_SetDevSpeed() is only used within HAL.
 
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CodeScopeSTM32 Libraries and SamplesHALUSB_SetDevSpeed()

USB_SetDevSpeed() function

USB_SetDevSpeed Initializes the DevSpd field of DCFG register depending the PHY type and the enumeration speed of the device.

Syntax

HAL_StatusTypeDef USB_SetDevSpeed(const USB_OTG_GlobalTypeDef *USBx,     uint8_t speed);
Implemented in stm32f4xx_ll_usb.c:553

Arguments

USBx

Selected device

speed

device speed This parameter can be one of these values: @arg USB_OTG_SPEED_HIGH: High speed mode @arg USB_OTG_SPEED_HIGH_IN_FULL: High speed core in Full Speed mode @arg USB_OTG_SPEED_FULL: Full speed mode

Return value

Hal status

References

LocationReferrerText
stm32f4xx_ll_usb.c:553
HAL_StatusTypeDef USB_SetDevSpeed(const USB_OTG_GlobalTypeDef *USBx, uint8_t speed)
stm32f4xx_ll_usb.h:505
HAL_StatusTypeDef USB_SetDevSpeed(const USB_OTG_GlobalTypeDef *USBx, uint8_t speed);
stm32f4xx_ll_usb.c:358USB_DevInit()
(void)USB_SetDevSpeed(USBx, USB_OTG_SPEED_HIGH);
stm32f4xx_ll_usb.c:363USB_DevInit()
(void)USB_SetDevSpeed(USBx, USB_OTG_SPEED_HIGH_IN_FULL);
stm32f4xx_ll_usb.c:369USB_DevInit()
(void)USB_SetDevSpeed(USBx, USB_OTG_SPEED_FULL);

Call Tree

Functions calling USB_SetDevSpeed()
all items filtered out
USB_SetDevSpeed()
Data read by USB_SetDevSpeed()
Data written by USB_SetDevSpeed()
USB_SetDevSpeed()::USBx_BASE
all items filtered out
USB_SetDevSpeed()
all items filtered out
Type of USB_SetDevSpeed()
USB_SetDevSpeed()
uint32_t
all items filtered out