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by jojo92
Wed Apr 20, 2016 8:12 pm
Forum: Beginners
Topic: Connect ADC to raspberry Pi
Replies: 7
Views: 2792

Re: Connect ADC to raspberry Pi

Thanks.
Just because i don't have one :(
by jojo92
Wed Apr 20, 2016 6:40 pm
Forum: Beginners
Topic: Connect ADC to raspberry Pi
Replies: 7
Views: 2792

Re: Connect ADC to raspberry Pi

Are certain GPIO's SPI? The ADC i want to connect is ADC0804LCN. It just says that the converter appears as a memory location or I/O port and no interfacing logic is required. So would i be right in saying you could connect the pins to any GPIO pin.
by jojo92
Wed Apr 20, 2016 3:07 pm
Forum: Beginners
Topic: Connect ADC to raspberry Pi
Replies: 7
Views: 2792

Connect ADC to raspberry Pi

Hi
I was just wondering is there a difference on the the GPIO pins? I want to connect 8 pins of an ADC converter to my raspberry pi but now sure does it matter where i connect it.
by jojo92
Wed Apr 13, 2016 6:12 pm
Forum: Troubleshooting
Topic: Display values from sensor on LCD
Replies: 9
Views: 2258

Re: Display values from sensor on LCD

o sorry ill make sure to remember to do that for the next time.
That worked perfectly, thanks for the help :D
by jojo92
Wed Apr 13, 2016 4:42 pm
Forum: Troubleshooting
Topic: Display values from sensor on LCD
Replies: 9
Views: 2258

Re: Display values from sensor on LCD

Thanks but i still dont understand how i get my mass value to display on the LCD. this is what i tried. str(mass) lcd_string(mass,LCD_LINE_1) lcd_string("16x2 LCD Test",LCD_LINE_2) time.sleep(3) the following error is coming up: Traceback (most recent call last): file "addpb.py" line 186 in <module>...
by jojo92
Wed Apr 13, 2016 2:44 pm
Forum: Troubleshooting
Topic: Display values from sensor on LCD
Replies: 9
Views: 2258

Re: Display values from sensor on LCD

How would i go about converting my mass value to string and include it in my code do you know?
by jojo92
Wed Apr 13, 2016 12:54 pm
Forum: Troubleshooting
Topic: Display values from sensor on LCD
Replies: 9
Views: 2258

Re: Display values from sensor on LCD

I wont send you a picture of the connections because the wires i used are very long for when I am attaching the LCD screen to table and they are all the same color so its a bit of a maze. My Vo(pin3) is connected to ground. Do i need a Trimpot? From what I gathered i don't since this is just contras...
by jojo92
Sat Apr 09, 2016 3:22 pm
Forum: Troubleshooting
Topic: Display values from sensor on LCD
Replies: 9
Views: 2258

Display values from sensor on LCD

Hi Im trying to get my LCD to show a variable(mass) which is being calculated off the input of my range sensor. So far my program works fine and the LCD just shows what is in the " " . Do i need to convert the value to string? I thought i would just be able to replace the " " with the word mass and ...

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