Author |
Message |
Topic: HX711 with 16F887 problem |
rosiley
Replies: 8
Views: 25472
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Forum: General CCS C Discussion Posted: Sat Feb 03, 2018 10:19 am Subject: HX711 with 16F887 problem |
Hello guys,
I'm using an HX711 with a 16F887 to read a torque cell where it must report the values in both directions, time and counterclockwise. I searched the net and found nothing that could h ... |
Topic: Help to 2 serials |
rosiley
Replies: 2
Views: 7996
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Forum: General CCS C Discussion Posted: Mon May 08, 2017 6:30 am Subject: Help to 2 serials |
Hello everyone.
I have two doubts here.
1: I have a hardware that consists of an adc converter. This converter sends via rs232 the value converted in volts and the same is shown in the software ... |
Topic: Help. As I stabilize last digit with max7219 |
rosiley
Replies: 10
Views: 17316
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Forum: General CCS C Discussion Posted: Tue Feb 28, 2017 9:47 am Subject: Help. As I stabilize last digit with max7219 |
My problem was really in the reference voltage, I'm going to use a tl431 to make the reference and I think I should solve my problem. And in the final circuit I will use precision resistor so everythi ... |
Topic: Help. As I stabilize last digit with max7219 |
rosiley
Replies: 10
Views: 17316
|
Forum: General CCS C Discussion Posted: Tue Feb 28, 2017 9:43 am Subject: Help. As I stabilize last digit with max7219 |
Testing here I verified that my reference was not good, I changed it and I improved the code now I already have a variation around 1 mv that is acceptable for the proposed circuit. I will improve the ... |
Topic: Help. As I stabilize last digit with max7219 |
rosiley
Replies: 10
Views: 17316
|
Forum: General CCS C Discussion Posted: Tue Feb 28, 2017 9:13 am Subject: Help. As I stabilize last digit with max7219 |
I have here a multimeter and it show me a value around 5.01 volts.
At this moment I'm switching the reference source to an adjustable one to see what happens. |
Topic: Help. As I stabilize last digit with max7219 |
rosiley
Replies: 10
Views: 17316
|
Forum: General CCS C Discussion Posted: Tue Feb 28, 2017 8:54 am Subject: Help. As I stabilize last digit with max7219 |
Okay, but my code reads a value that at the moment is varying from 1,045 mv to 1,048 on the last digit and the source is well stabilized, not showing any variation right now. The values of thous ... |
Topic: Help. As I stabilize last digit with max7219 |
rosiley
Replies: 10
Views: 17316
|
Forum: General CCS C Discussion Posted: Tue Feb 28, 2017 7:34 am Subject: Help. As I stabilize last digit with max7219 |
Hi everyone, I have a problem here, my code is works normally, but the last digit does not stabilize it oscillates +/- 5 mv. I am using 18f4553 configured for 12 bits with max7219.
I used this code ... |
Topic: Problem the use two max 7219 with pic 18f4553 |
rosiley
Replies: 8
Views: 40317
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Forum: General CCS C Discussion Posted: Sat Apr 30, 2016 7:08 am Subject: Problem the use two max 7219 with pic 18f4553 |
Sorry, I'm not understand your explanation. |
Topic: Problem the use two max 7219 with pic 18f4553 |
rosiley
Replies: 8
Views: 40317
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Forum: General CCS C Discussion Posted: Fri Apr 29, 2016 10:35 am Subject: Problem the use two max 7219 with pic 18f4553 |
Good afternoon everyone.
With the help of I managed to solve the problem here and also did cleaning in the code that was much useless information, then I ask the moderator to close this topic.
A ... |
Topic: Problem the use two max 7219 with pic 18f4553 |
rosiley
Replies: 8
Views: 40317
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Forum: General CCS C Discussion Posted: Tue Apr 26, 2016 6:19 pm Subject: Problem the use two max 7219 with pic 18f4553 |
My friend good night .
Sorry about the mess but now follows the complete code and running but with the errors said at the beginning of the post, I will make the changes that you mentioned and see w ... |
Topic: Problem the use two max 7219 with pic 18f4553 |
rosiley
Replies: 8
Views: 40317
|
Forum: General CCS C Discussion Posted: Tue Apr 26, 2016 1:11 pm Subject: Problem the use two max 7219 with pic 18f4553 |
Hello, I have a pic 18f4553 , where I'll read the AN0 and AN1 channels. They must show the values in two chip MAX7219 and the max1 show the value of AN0 channel and max2 show the value of AN1 channel. ... |
Topic: Problem with two max7219 |
rosiley
Replies: 6
Views: 25589
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Forum: General CCS C Discussion Posted: Mon Apr 25, 2016 7:43 pm Subject: Problem with two max7219 |
See this video.
https://www.youtube.com/watch?v=ikgQyHx_yB0 |
Topic: Problem with two max7219 |
rosiley
Replies: 6
Views: 25589
|
Forum: General CCS C Discussion Posted: Mon Apr 25, 2016 7:24 pm Subject: Problem with two max7219 |
I am using a 16F877A , the value of AN0 channel will be shown in the first max and the value of AN1 channel will be shown in the second max . I already have the value of AN0 channel being shown , only ... |
Topic: Problem with two max7219 |
rosiley
Replies: 6
Views: 25589
|
Forum: General CCS C Discussion Posted: Mon Apr 25, 2016 6:55 pm Subject: Problem with two max7219 |
What do you mean by "pic" ?
This is my microcontroller.
Is it your 12F683 ? Or do you mean a graphic image ?
I used the pic 16f877a
Is your second MAX7219 connected to your 12F683 ... |
Topic: Problem with two max7219 |
rosiley
Replies: 6
Views: 25589
|
Forum: General CCS C Discussion Posted: Mon Apr 25, 2016 6:10 pm Subject: Problem with two max7219 |
Good evening everyone.
I have a question here that I can not solve.
I am using two MAX7219, the first triggering 5 7-segment display showing the value of channel 0 and the second MAX7219 showing ... |
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