Search found 7 matches

by madjim
Thu Aug 11, 2011 6:21 am
Forum: Projects
Topic: Short Range Personal Radar
Replies: 105
Views: 120895

Hello again, after sometime giving the project a rest, I recommenced in hope that it would work. Unfortunately, while the servo pans right and left, the LED's remain turned off. However, if I disconnect the LE, then the first 5 LED's light up from bottom to top, while the other two in each column do...
by madjim
Sat Apr 09, 2011 2:51 pm
Forum: Projects
Topic: Short Range Personal Radar
Replies: 105
Views: 120895

program

Hello again, I am still trying to find what the problem is. If it is the programming, what would I have to change? I have connected the BUS to D0-D7 (according to its schematic) on the LS373's (by zigzagging the BUS from side to side) doesn't the ir project schematic show that the 8-bit data BUS is ...
by madjim
Sat Apr 02, 2011 3:44 pm
Forum: Projects
Topic: Short Range Personal Radar
Replies: 105
Views: 120895

Hello, i am continuing the project, but a new problem has emerged. I have connected the servo (which works properly), the 373's and only one led to one of the chips. Unfortunately, the only time when the led turns on is for a split second when i turn on the switch. After that, it does nothing. Shoul...
by madjim
Sun Mar 20, 2011 8:36 am
Forum: Projects
Topic: Short Range Personal Radar
Replies: 105
Views: 120895

programming

Thank you very much for your reply. I connected the MPCLR and changed the oscillator to 8MHZ, HS and the servo works wonderfully.
Thank you very much.
by madjim
Sat Mar 19, 2011 7:21 am
Forum: Projects
Topic: Short Range Personal Radar
Replies: 105
Views: 120895

programming

Hello again, i am still trying to debug the project and i wanted to make sure if i am programming correctly the PIC. I am doing exactly what is described in the tutorial :"Programming the PIC:program it" and then i remove the PIC from the development board and i connect it with the servo, ...
by madjim
Sat Feb 19, 2011 5:58 pm
Forum: Projects
Topic: Short Range Personal Radar
Replies: 105
Views: 120895

servo problem

Hello again, i have connected the PIC to the power and the servo to the power and the signal pin. unfortunately, even though there is power in all the circuit, the servo does not move. The program i have downloaded to the PIC (with MPlab IDE) is the one on your site and when i programmed it it showe...
by madjim
Sun Feb 13, 2011 8:48 am
Forum: Projects
Topic: Short Range Personal Radar
Replies: 105
Views: 120895

personal radar

Hello I'm kind of new to electronics but i want to make the personal radar project. I believe i have understood most of it but i am confused about the LS373. I would like to know which LS373 controls which LED, the LS373 connected to RB0, will control the LED's on the left or on the right? Which pin...

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