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| author | Dean Camera <dean@fourwalledcubicle.com> | 2014-07-22 19:25:41 +1000 |
|---|---|---|
| committer | Dean Camera <dean@fourwalledcubicle.com> | 2014-07-22 19:25:41 +1000 |
| commit | 4c06a9c88fe6c9a294d5f7bda94528630da3ee3f (patch) | |
| tree | 999752bdf3d9b7f25bd41cdb1c1b9c1f5943a03a /LUFA/Drivers/USB/Core/XMEGA | |
| parent | 89df1efcf3ecb625c172a47def21e18912fc46f3 (diff) | |
| download | lufa-4c06a9c88fe6c9a294d5f7bda94528630da3ee3f.tar.gz lufa-4c06a9c88fe6c9a294d5f7bda94528630da3ee3f.tar.bz2 lufa-4c06a9c88fe6c9a294d5f7bda94528630da3ee3f.zip | |
Minor code style fixes, documentation improvements.
Diffstat (limited to 'LUFA/Drivers/USB/Core/XMEGA')
| -rw-r--r-- | LUFA/Drivers/USB/Core/XMEGA/USBController_XMEGA.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/LUFA/Drivers/USB/Core/XMEGA/USBController_XMEGA.c b/LUFA/Drivers/USB/Core/XMEGA/USBController_XMEGA.c index b5de862f1..99589809e 100644 --- a/LUFA/Drivers/USB/Core/XMEGA/USBController_XMEGA.c +++ b/LUFA/Drivers/USB/Core/XMEGA/USBController_XMEGA.c @@ -110,7 +110,6 @@ void USB_Disable(void) void USB_ResetInterface(void) { uint8_t PrescalerNeeded; - uint8_t nbit = 0; #if defined(USB_DEVICE_OPT_FULLSPEED) if (USB_Options & USB_DEVICE_OPT_LOWSPEED) @@ -121,12 +120,14 @@ void USB_ResetInterface(void) PrescalerNeeded = F_USB / 6000000; #endif - while (PrescalerNeeded && nbit < 7) { + uint8_t DividerIndex = 0; + while (PrescalerNeeded > 0) + { + DividerIndex++; PrescalerNeeded >>= 1; - nbit++; } - CLK.USBCTRL = (nbit - 1) << CLK_USBPSDIV_gp; + CLK.USBCTRL = (DividerIndex - 1) << CLK_USBPSDIV_gp; if (USB_Options & USB_OPT_PLLCLKSRC) CLK.USBCTRL |= (CLK_USBSRC_PLL_gc | CLK_USBSEN_bm); |