I would like to thank all those persons who took time off to answer my question. How very nice. Keep up the good works. Thanks again Rawle. ---------------------------------------------------------------------------- ------- On Tue, 7 Apr 1998 07:17:41 you wrote >This is normal. The program LED will go out when the ITU software >initalizes the parallel port. I allways start the software with the .............. Norm ---------------------------------------------------------------------------- -------- On Tue, 7 Apr 1998 at 08:48:40 -0400 you wrote: >The same thing happens to mine. I've found that this usually occurs >right after power up. ..........but I haven't gotten around to it. Rob Kean ISD Staging Team ext. (25)5-1545 pgr. 343-4527 ---------------------------------------------------------------------------- ----- On Tue, 7 Apr 1998 at 19:19:24 +0000 you wrote, Dear Sir: The operation you are observing is normal. The programmer is controlled via software............. ..If you have any other problems, feel free to contact me at any time. Sincerely, Chris ...............Original Mesage............. >From :Rawle Watson >To:PICLIST@MITVMA.MIT.EDU >Date: Tue 4/7/98 At 05:03 AM >Subject: Problems with PIC-1 programmer >Hello Piclisters, > > I have just received the ITU Pic-1 programmer. After having >assembled it, I tried to follow the "Test & Use" section on Pg.8 of the >manual. However, after connecting the DB-25 cable to the PC and the >programmer's connector and applying 16volts AC, both the "Power led" and the >"Program led" are illuminated ,with the PIC16F84 out of circuit. > > I notice that the " program led" should only come on during >programming. Could you offer any explanation for this and a possible >solution to this problem. > > All other voltages are correct. > > Rawle.