[uslcom][patch] Add GPIO support

2011-11-11 Thread JD Louw
This patch adds custom IOCTLs to read and write the 4 GPIO pins on the cp2103 usb-to-serial chip. Time from IOCTL to actual pin change is pretty slow though. Index: serial/uslcom.c === --- serial/uslcom.c (revision 227453) +++

Re: [uslcom][patch] Add GPIO support

2011-11-11 Thread Hans Petter Selasky
On Friday 11 November 2011 22:06:19 JD Louw wrote: This patch adds custom IOCTLs to read and write the 4 GPIO pins on the cp2103 usb-to-serial chip. Time from IOCTL to actual pin change is pretty slow though. Hi, How slow is it? Have you tried reducing the interval of the intervalled control