Why does an 8*8 LED matrix show both the old and new results of my C code on Raspberry Pi?

Asked by Last Modified  

Follow 1
Answer

Please enter your answer

Trainer for Python, Data Science, Embedded Systems

The display of the 8*8 matrix is governed by the setting of particular bits. In the case of old result being displayed, it might be the case of initialization and refresh not done properly. To comment in detail would require some understanding of the problematic code.
Comments

Related Questions

How do I start learning C programming and finish it in one month?
Use a book named "Let us C"by yashwant t kanetkar. Or simply by taking a class from teachers on urbanpro
Profile Photo
Pallavi
0 0
View Comments8
What is "&" called in C language?
The Address Operator in C also called a pointer. This address operator is denoted by “&”. This & symbol is called an ampersand.
Profile Photo
Soumya
0 0
View Comments5
How do you sort filenames in a directory?
The idiomatic way to sort something in C is to use the qsort() function. For this to work, it's best if you can arrange to have all the file names collected into an array of pointers, and then you sort...
Profile Photo
Ajay
0 0
View Comments9
How can I learn C easily and rapidly?
Practise as much as you can. Skill in programming comes mainly from experience.
Profile Photo
Umamahesh
0 0
View Comments5
Which should I learn first, C or UNIX?
C is invented with a purpose of building UNIX operating system. So, you should go with C first and then you can start to work on UNIX/LINUX
Profile Photo
Tushar
0 0
View Comments6

Now ask question in any of the 1000+ Categories, and get Answers from Tutors and Trainers on UrbanPro.com

Ask a Question

Related Lessons

Tips of learning Java Language/Other Programming Languages
1.You should know the basic concept: If we talk about programming languages so basic concept are same in all the high level languages. So you should know the basic concept firstly then you can easily understand...
I

Icreative Solution

0 0
View Comments0

What is a Programming Language
What is a Language? Language is a communication system of human. What is a programming Language? A programming Language is a formal constructed language design to communicate...
Profile Photo

Difference Between C Language and C Program
C Language: C Language is structured, high level and machine independent language. C Program: C Program is the collection of functions that are supported by C library.
S

Shashwat Kumar

0 0
View Comments0

C Program Sample Application
//Standard Library Functions(Header Files used) #include<stdio.h> #include <conio.h> //Main method int main() { // function for clearing screen clrscr(); // function to print the output...
Profile Photo

PRACTISE makes you PERFECT ; ; ; There is no SUBSTITUTE for HARD WORK ;;;;Breathe SUCCESS like OXYGEN
Proper Planning ( reg what portions to be covered today) revising today's class portions & clarifying doubts solving Maths problems regularly ,noting down formulae separately trying to understand...
Profile Photo

Recommended Articles

Brilliant Academy is one of the reputed institutes for B.Tech tuition classes. This institute is specialised in delivering quality tuition classes for B.E, Engineering - all streams and Engineering diploma courses. Incorporated in 2012, Brillant Academy is a brainchild of Mr Jagadeesh. The main motto of the academy is to...

Read full article >

Lasya Infotech is a Hyderabad based IT training institute founded in 2016 by O Venkat. Believing in his innovation, passion and persistence and with a diverse blend of experience, he started his brainchild to deliver exemplary professional courses to aspiring candidates by honing their skills. Ever since the institute envisions...

Read full article >

Whether it was the Internet Era of 90s or the Big Data Era of today, Information Technology (IT) has given birth to several lucrative career options for many. Though there will not be a “significant" increase in demand for IT professionals in 2014 as compared to 2013, a “steady” demand for IT professionals is rest assured...

Read full article >

Business Process outsourcing (BPO) services can be considered as a kind of outsourcing which involves subletting of specific functions associated with any business to a third party service provider. BPO is usually administered as a cost-saving procedure for functions which an organization needs but does not rely upon to...

Read full article >

Looking for C Language Classes?

Learn from the Best Tutors on UrbanPro

Are you a Tutor or Training Institute?

Join UrbanPro Today to find students near you