Silicon Laboratories SiM3U1xx Manuel d'utilisateur télécharger pdf (Page 20)

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20 Rev. 0.1

5.4.3. USB_Device_SetFullSpeed

Set USB device as full speed.

Syntax

static inline void USB_Device_SetFullSpeed(void)

Parameters

None

Return Value

None

Description

This function set USB device as Full speed.

Example

if (USB_Options & USB_DEVICE_OPT_LOWSPEED)

{

USB_Device_SetLowSpeed();

}

else

{

USB_Device_SetFullSpeed();

}

5.4.4. USB_Device_SetDeviceAddress

Set USB device address.

Syntax

static inline void USB_Device_SetDeviceAddress(const uint8_t Address)

Parameters

Address: USB address

Return Value

None

Description

This function set USB device address assigned from USB host .

Example

uint8_t DeviceAddress = (USB_ControlRequest.wValue & 0x7F);

USB_Device_SetDeviceAddress(DeviceAddress);

5.4.5. USB_Device_IsAddressSet

Check USB device address assigned or not.

Syntax

static inline bool USB_Device_IsAddressSet(void)

Parameters

None

Return Value

USB device address

Description

This function USB device address assigned or not.

Example

USB_DeviceState = (USB_Device_IsAddressSet()) ? DEVICE_STATE_Configured :

DEVICE_STATE_Powered;

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Silicon Laboratories SiM3U1xx Manuel d'utilisateur Page 20

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