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| author | Christian Starkjohann <cs+github@obdev.at> | 2008-10-17 17:25:00 +0000 |
|---|---|---|
| committer | Christian Starkjohann <cs+github@obdev.at> | 2008-10-17 17:25:00 +0000 |
| commit | 0f024642bf9a9971eeb3469e5ab58e43c564298d (patch) | |
| tree | 07bf53e88b1eb0f8af148116cc488a4b38649bea /usbdrv/usbdrvasm12.inc | |
| parent | b1428efa54cf1f2948a4a324230de3528c8ead5e (diff) | |
| download | v-usb-0f024642bf9a9971eeb3469e5ab58e43c564298d.tar.gz v-usb-0f024642bf9a9971eeb3469e5ab58e43c564298d.tar.bz2 v-usb-0f024642bf9a9971eeb3469e5ab58e43c564298d.zip | |
- fixed comments
Diffstat (limited to 'usbdrv/usbdrvasm12.inc')
| -rw-r--r-- | usbdrv/usbdrvasm12.inc | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/usbdrv/usbdrvasm12.inc b/usbdrv/usbdrvasm12.inc index c1fab2f..389dbb7 100644 --- a/usbdrv/usbdrvasm12.inc +++ b/usbdrv/usbdrvasm12.inc @@ -297,8 +297,8 @@ usbSendX3: ;0 [-16] ;usbSend: ;pointer to data in 'Y' ;number of bytes in 'cnt' -- including sync byte -;uses: x1...x3, shift, cnt, Y [x1 = mirror USBOUT, x2 = USBMASK, x3 = bitstuff cnt] -;Numbers in brackets are time since first bit of sync pattern is sent +;uses: x1...x2, x4, shift, cnt, Y [x1 = mirror USBOUT, x2 = USBMASK, x4 = bitstuff cnt] +;Numbers in brackets are time since first bit of sync pattern is sent (start of instruction) usbSendAndReti: in x2, USBDDR ;[-12] 12 cycles until SOP ori x2, USBMASK ;[-11] @@ -325,7 +325,7 @@ doExorN2: ldi x4, 6 ;[05] [13] commonN2: nop ;[06] [14] - subi cnt, 171 ;[07] [15] + subi cnt, 171 ;[07] [15] trick: (3 * 171) & 0xff = 1 out USBOUT, x1 ;[08] [16] <--- set bit brcs txBitloop ;[09] [25] [41] |