Voice Recorder with Playback

Write a C programming on MpLab using PIC. Coding must include audio recording from input mic, anti-aliasing bandpass filter, Analog to Digital Converter, Digital to Analog Converter and multiple signal processing algorithm like (windowing, echoing and other effects) and able to play it at the speaker output. Comment must be written on every line of code.

Skills: C Programming, C++ Programming, Electronics, Microcontroller

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About the Employer:
( 1 review ) singapore, Singapore

Project ID: #18865103

8 freelancers are bidding on average $188 for this job


Hi, I hope you are doing well. I have experience in Audio Recording using I2S protocol. I would prefer to use Arduino Zero for your project, Let me know if you are interested. Looking Forward, Khawaja

$250 SGD in 3 days
(72 Reviews)

I have gone through project description , but I would like to discuss clear my understanding of requirements. I have much experience about your requirements. Please PM me so we can discuss the requirement in more det More

$250 SGD in 3 days
(9 Reviews)

hello,how are you. i read your bid carefully. i am video conference/voice chatting app expert and have full experience for 10 years. c/c++ language is my top skill and i can handle your project by c/c++. i can provi More

$150 SGD in 3 days
(3 Reviews)

Hello! I am very interested in your post project. i am really looking for this kind of project for a long time in freelancer since i have rich experience on it. I think this project is very suitable for me and i am More

$200 SGD in 3 days
(6 Reviews)

hi, dear. i read your description. i have some experience of embedded c programming in 6+ years. you can discuss your project with me more detail via chat. please contact me. best regards.

$200 SGD in 3 days
(19 Reviews)
$144 SGD in 3 days
(0 Reviews)

I have designed many circuits like both the analog and digital circuits, my designing tool are ORCAD CAPTURE CIS and ALTIUM, Done firmware for many microcontrollers like ARM,PIC,ARDUINO,RASPBERRY PI,ATMEL sereis etc. U More

$155 SGD in 3 days
(0 Reviews)

Hello. How are you? I have just read your post and interested in this job. As an experienced pic export, independent full-time freelancer, I am sure I can meet you condition I have been involved in device control More

$155 SGD in 3 days
(0 Reviews)