Find Jobs
Hire Freelancers

wifi controlled sd card audio player only i2s output

$750-1500 USD

Lukket
Slået op over 4 år siden

$750-1500 USD

Betales ved levering
Need complete working prototype No size layer limit for pcb Needs to be completed in 6 months. after pcb layout completed and shared with me , pcb will be manufactured by me and sent it to you for firmware development. MC: STM32F767ZI SRAM Buffer: IS61WV51216BLL-10TLI 3.3v Storage interface: Sdcard slot 4bit SDIO Output interface: independently-clocked I2S audio clocks: NDK NZ2520SDA 49.152Mhz and 45.1584Mhz 3.3V "wurth 693161011911" connector. only i2s output mute output. Support pcm 32bit 768Khz and DSD512 audio files. fatfs(exfat enabled) or ext4 [login to view URL] file system uncompressed WAV, AIFF, DFF(DSD), AIFC-sowt formats, as well as an basic audio playback application, all in a plugin-based architecture for future expansion. Middlewares: decoders (FLAC, ALAC, MP3, AAC, Vobris,) and format containers (MP4, etc,) wifi direct module (act like wifi ap) to view id3 tag and image, list, play, stop or edit(copy, delete) files in sd card over pc or mobile. Not plan to stream and play over wifi only for access edit and play files in sd card. Do not decidec wifi module waiting your proposal. I do not expect professional ui for the desktop and mobile app. Only need commamd sets and basic ui to make demo and test it.
Projekt-ID: 21878685

Om projektet

5 forslag
Projekt på afstand
Aktiv 4 år siden

Leder du efter muligheder for at tjene penge?

Fordele ved budafgivning på Freelancer

Fastsæt dit budget og din tidsramme
Bliv betalt for dit arbejde
Oprids dit forslag
Det er gratis at skrive sig op og byde på jobs
5 freelancers are bidding on average $1.125 USD for this job
Brug Avatar.
Dear Sir, I am an expert with more than 15 years of experience in Firmware development, prototyping, PCB Layouts and Engineering. I have worked in the past with 8-bit, 16-bit and 32-bit MCUs developing ultra-low power designs with complex algorithms. I have checked the details of your work. I already have STM32F767 Nucleo board. I use Altium and design multi-layer PCB designs. I assure you the best solution for your work. Kindly contact me. Regards Talha
$750 USD på 30 dage
4,6 (35 anmeldelser)
5,7
5,7
Brug Avatar.
Hello! Nice to meet you! I have read your project carefully. I am very interested in your project. I am a Microelectronics and Automation engineering expert. I have a lot of experience on ARM, FPGA, DSP, Arduino, Raspberry, PLC, PIC, ATMega and so on. And I can code the Python, C/C++. I can do help you. I hope to cooperate with you. Tell me your opinion. My regards.
$1.000 USD på 7 dage
5,0 (2 anmeldelser)
3,0
3,0
Brug Avatar.
Hi. I am very interested in your project. i have rich experience on Microcontroller. I am good at stm32 series. I think this project is very suitable for me and i am sure i can give you good result . If you award me for your project, you will get good result . please call me.
$1.125 USD på 7 dage
3,2 (1 bedømmelse)
2,6
2,6

Om klienten

Flag for TURKEY
Istanbul, Turkey
0,0
0
Medlem siden okt. 20, 2019

Klientverificering

Tak! Vi har sendt dig en e-mail med et link, så du kan modtage din kredit.
Noget gik galt, da vi forsøgte at sende din mail. Prøv venligst igen.
Registrerede brugere Oprettede jobs i alt
Freelancer ® is a registered Trademark of Freelancer Technology Pty Limited (ACN 142 189 759)
Copyright © 2024 Freelancer Technology Pty Limited (ACN 142 189 759)
Indlæser forhåndsvisning
Geolokalisering er tilladt.
Din session er udløbet, og du er blevet logget ud. Log venligst ind igen.