URL https://opencores.org/ocsvn/usbhostslave/usbhostslave/trunk

Subversion Repositories usbhostslave

[/] [usbhostslave/] [trunk/] [RTL/] [wrapper/] [usbHost.v] - Diff between revs 40 and 43

Rev 40	Rev 43
Line 145...	Line 145...
`wire rstSyncToBusClk;`	`wire rstSyncToBusClk;`
`wire rstSyncToUsbClk;`	`wire rstSyncToUsbClk;`
`wire noActivityTimeOutEnableToSIE;`	`wire noActivityTimeOutEnableToSIE;`
`wire noActivityTimeOutEnableFromHost;`	`wire noActivityTimeOutEnableFromHost;`

`assign USBFullSpeed = fullSpeedBitRateToSIE;`	`// This is not a bug.`
	`// USBFullSpeed controls the PHY edge speed.`
	`// The only time that the PHY needs to operate with low speed edge rate is`
	`// when the host is directly connected to a low speed device. And when this is true, fullSpeedPolarity`
	`// will be low. When the host is connected to a low speed device via a hub, then speed can be full or low`
	`// but according to spec edge speed must be full rate edge speed.`
	`assign USBFullSpeed = fullSpeedPolarityToSIE;`
	`//assign USBFullSpeed = fullSpeedBitRateToSIE;`

`usbHostControl u_usbHostControl(`	`usbHostControl u_usbHostControl(`
`.busClk(clk_i),`	`.busClk(clk_i),`
`.rstSyncToBusClk(rstSyncToBusClk),`	`.rstSyncToBusClk(rstSyncToBusClk),`
`.usbClk(usbClk),`	`.usbClk(usbClk),`