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)
+++
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