Re: [fprint] 147e:2020 Upek TouchChip Fingerprint Coprocessor

2012-11-14 Thread Andrea Oliveri
Hello, I have a Thinkpad T430 with this chip. I tried to develop a driver for it but i stoped becouse the communication between the pc and the chip is encrypted. After some initial message (like "Ciao") the chip (i think) sends to pc a random message and the pc crypts this message and repost it to

[fprint] Error in developement of UPEK 2020 driver derived by upekts.c

2012-08-05 Thread Andrea Oliveri
Hi Frank, thank you for the support. I'm working on the driver and i discover some interesting information about TCD51 but for now there is no driver. Sorry =( If i make a functional driver you will be the first person that i will contact to try it. ___

[fprint] Error in developement of UPEK 2020 driver derived by upekts.c

2012-07-15 Thread Andrea Oliveri
Hello, sorry for my english but im italian.. i try to develop a libfprint driver for upek TCS5D fingerprint reader/coprocessor that is installed in my lenovo thinkpad T430. I discover that if i change the vendor/product id of UPEK TouchStrip driver (upekts.c) the reader is recognized by library b