Search found 14 matches

by rahpanco
Tue 2011-04-05 11:35
Forum: System Software
Topic: VS1003 + MMC Problems
Replies: 20
Views: 15984

Re: VS1003 + MMC Problems

Hi again dear panu I finally did it !!!! :D :D :D :D :D :D i could write and read vs1003 registers and i ran a sine test and i heard that BEEP sound too . that was pretty amazing after 6 month try and it's because of you that lead me to get this done. thank you very much for your support . i faced s...
by rahpanco
Wed 2011-03-23 14:36
Forum: System Software
Topic: VS1003 + MMC Problems
Replies: 20
Views: 15984

Re: VS1003 + MMC Problems

Dear panu finally i got some answers from vs and it was hopeful to see the answer :P , i wrote a code to see if vs registers is changing or not first of all i change mode register to 0x0820 and when i wanted to show the result on lcd i wrote this code readreg(unsigned char REG) // in here REG IS 0X0...
by rahpanco
Wed 2011-03-09 15:20
Forum: System Software
Topic: VS1003 + MMC Problems
Replies: 20
Views: 15984

Re: VS1003 + MMC Problems

Hi dear panu i read your last answer about setting clock frequency of vs1003 to 0xb3fe but when i checked the data sheet for the value of this number 101 1 0011 1111 1110 it say that the first three bit is for sc_mult and 101 >> 5 in decimal base and in the data sheet it says that it will multiply t...
by rahpanco
Mon 2011-03-07 10:50
Forum: System Software
Topic: COMMUNICATION BETWEEN VS1003 AND MMC
Replies: 3
Views: 2042

Re: COMMUNICATION BETWEEN VS1003 AND MMC

hi dear panu i checked the xtest pin it is high and i think the chip is working fine i am in lab now and i run some test on the chip and i face with some problems too so i wrote the problems and take some picture form signals with oscilloscope and i want to know your expert opinion too. have a good ...
by rahpanco
Sun 2011-03-06 14:49
Forum: System Software
Topic: COMMUNICATION BETWEEN VS1003 AND MMC
Replies: 3
Views: 2042

COMMUNICATION BETWEEN VS1003 AND MMC

Hi dear panu I connected the vs1003 to an atmega32 and ran a sine test for checking if vs1003 is working fine or not , but when i checked each pin status on oscilloscope i saw that all the pins like Xreset , XDCS , XCS , clk , MOSI is working but Dreq is always low and never change its level . what ...
by rahpanco
Tue 2010-10-19 14:58
Forum: System Software
Topic: VS1003 + MMC Problems
Replies: 20
Views: 15984

Re: VS1003 + MMC Problems

if it is possible for you can you tell me 1. the operating voltage range for VS1003 INPUT PINS (IF I WANT TO USE ONLY ONE SUPPLY)AND 2. what should I do with Unused unconnected PINS (GPIO PINS AND PINS 11-12-25-35-36 that are unused in VS100xx B cause) 3.did you see the pix with such a distance betw...
by rahpanco
Tue 2010-10-19 14:20
Forum: System Software
Topic: VS1003 + MMC Problems
Replies: 20
Views: 15984

Re: VS1003 + MMC Problems

as U can C these boards are my creatures :oops: :oops: :oops: :oops: :oops: :oops: and just a prototype to get just an answer and then make a double layer PCB for my Piece of Art :oops: :oops: I just wanted u to see what I am dealing with in here and I want to buy a lm317 voltage regulator tomorrow ...
by rahpanco
Tue 2010-10-19 13:27
Forum: System Software
Topic: VS1003 + MMC Problems
Replies: 20
Views: 15984

Re: VS1003 + MMC Problems

HI first of all can you tell me how this commands send a byte to mcu because I can't see any command that transfer bytes but JUST recieving what are these nonsense #ifndef and ..... I always hated these commands !!!!!! *********************** SPI.LIB #include <io.h> #ifndef SPIF #define SPIF 7 #endi...
by rahpanco
Mon 2010-10-18 15:49
Forum: System Software
Topic: VS1003 + MMC Problems
Replies: 20
Views: 15984

Re: VS1003 + MMC Problems

Hi Panu I dont know how to thank you , all the sources were in your site but i didn't search your site very well All of my problems have been solved and I just want to thank you for your patience :oops: :oops: can i have your email address ?(Mine is rahpanelec85@gmail.com) B cause I wanted to send y...
by rahpanco
Sun 2010-10-17 21:05
Forum: VSIDE
Topic: How to ask a question
Replies: 8
Views: 54338

Re: How to ask a question

Hi
is it possible to have your email addresses (technical support team )