Search found 24 matches

by copperclad
Sat Jun 03, 2006 1:18 pm
Forum: General Discussion
Topic: USB DEVICE CONTROL in NUT&VOLTS by A.Enzmann
Replies: 33
Views: 11964

hi Dale thanks , yes i have it as the data sheet , and it still won't comunicate , i am looking on the web for just an rs232 app for the 18f2455 see if the problem is in the firmware we are having a mild winter and dry ( for rochester spring ) the lilacs were about 10 days early , you are a long way...
by copperclad
Sat Jun 03, 2006 7:47 am
Forum: General Discussion
Topic: USB DEVICE CONTROL in NUT&VOLTS by A.Enzmann
Replies: 33
Views: 11964

hi i still don't have it talking to the rs-232 , i noticed it looks like a typo in the schematic posted , he shows the cap from pin 2 going to ground and in the data sheet it shows it going to power , here's a picture of both ways , dana :smile: this is the schematic from the article http://upload4....
by copperclad
Fri Jun 02, 2006 1:05 pm
Forum: General Discussion
Topic: USB DEVICE CONTROL in NUT&VOLTS by A.Enzmann
Replies: 33
Views: 11964

hi
yep , it was the configuation bits , reset them to the figures A.Enzmann posted in the main.c file and it worked like a charm :grin: , it is a HID USB device , system recognizes it when i plug it in , and the flags at the top return reports , bit 0 controls the LED :grin: , thanks , dana :grin:
by copperclad
Fri Jun 02, 2006 12:16 pm
Forum: General Discussion
Topic: USB DEVICE CONTROL in NUT&VOLTS by A.Enzmann
Replies: 33
Views: 11964

hi i found a comment in PICHID/main.c where he spells out the config bits , and i can see my programmer had a different setup , i havent tried it yet but it looks promising :grin: dana here is the comment // Define configuration registers (fuses) #if defined(pic18f2550) || defined(pic18f2455) || def...
by copperclad
Fri Jun 02, 2006 11:13 am
Forum: General Discussion
Topic: USB DEVICE CONTROL in NUT&VOLTS by A.Enzmann
Replies: 33
Views: 11964

hi i have a diode between VBUS and the 18f2455 , i think it is a problem with the configuration bits too , i just downloaded the pdf file for the 18f2455 data sheet and have been going over what the config bits do , my programmer uses the defult settings and i am guessing that the setup in the artic...
by copperclad
Fri Jun 02, 2006 9:35 am
Forum: General Discussion
Topic: USB DEVICE CONTROL in NUT&VOLTS by A.Enzmann
Replies: 33
Views: 11964

hi i loaded the USBHID.hex file into my programmer and downloaded it to a 18f2455 chip , hooked up a breadboard with it and a max232 chip , and when i run HIDTEST i get nadda :???: , i toggle bit 0 button and no led lights , and with tera term pro running i have nothing to or from the serial port :s...
by copperclad
Thu Jun 01, 2006 2:16 pm
Forum: General Discussion
Topic: USB DEVICE CONTROL in NUT&VOLTS by A.Enzmann
Replies: 33
Views: 11964

hi i've read through it a few times and am beginning to get a handle on it ( knock knock ) , the files don't line up with the article quite exactly but i think it is just a few small changes made to the VC# window , my programmer arrived today and i have a pic loaded with the hex file , i just have ...
by copperclad
Wed May 31, 2006 11:45 am
Forum: General Discussion
Topic: How to trigger relay?
Replies: 10
Views: 3282

hi
D1 is to deal with the voltage spike from the coil when its field collapses , dana :smile:
by copperclad
Tue May 30, 2006 11:53 am
Forum: General Discussion
Topic: USB DEVICE CONTROL in NUT&VOLTS by A.Enzmann
Replies: 33
Views: 11964

USB DEVICE CONTROL in NUT&VOLTS by A.Enzmann

hi i am interested in messing with the PIC to USB interface discussed in the last issue of nuts & volts , i was wondering if anyone else was working on this project too , i have been messing with computers since the 80's and program Atmel chips but PIC programming is new to me as is visual C# , i ha...