Home › Forums › TWAIN Classic › Question about the Duplex mode. › Re: Re: Question about the Duplex mode.
May 29, 2007 at 4:22 pm #23821
The second (back) image transfer is separate from the first (front) transfer. It’s handled as though the scan was two single-sided pages using document feeder. See “Transfer of Multiple Images” in the TWAIN specification 1.9 (page 4-90) for details.
We’re here to help if you get stuck again.
@Xen0n wrote:
…
Im using an Avision Scanner, model AV220C2 that support duplex.I have set it via the twain specification, successfully.
My xfermech is the default, native.
…
When i scan a page, the call return to me the DIB to only one face of my page. how can i get the two face?