Hi, be careful not to set TRISE.4 to 1 unless you want PSP mode! I know what I am speaking! Regards, Imre +-----------------------------------------------------------------------+ | The information transmitted is intended only for the person or entity | | to which it is addressed and may contain confidential and/or | | privileged material. Any review, retransmission, dissemination or | | other use of, or taking of any action in reliance upon, this | | information by persons or entities other than the intended recipient | | is prohibited. If you received this in error, please contact the | | sender and delete the material from any computer. | +-----------------------------------------------------------------------+ On Mon, 21 Jan 2002, Tony Pan wrote: > Hi, > > I use PIC16C74 and set the port D as input. But it behaves as output, > eliminating all the input signals. The spec. says that they are schmitt > trigger inputs. What are "schmitt trigger input"? How to make the port as a > "regular" input? > > Thanks. > > Tony > > -- > http://www.piclist.com hint: To leave the PICList > mailto:piclist-unsubscribe-request@mitvma.mit.edu > > -- http://www.piclist.com hint: PICList Posts must start with ONE topic: [PIC]:,[SX]:,[AVR]: ->uP ONLY! [EE]:,[OT]: ->Other [BUY]:,[AD]: ->Ads