Code:
$regfile = "M128def.dat" 'IT'S POSSIBLE USE DIFFERENT AVR-CHIPS
$crystal = 14318000 'BUT this NOT TESTED
$baud = 115200
$hwstack = 128
$framesize = 128
$swstack = 128
'-------------------------------------------------------------------------------
Config Timer2 = Pwm , Prescale = 1 , Compare Pwm = Clear Up
Ocr2 = 128
'Config Clock = Soft
'Enable Interrupts
'Enable Timer1
'Enable Urxc 'abilita RS232
'On Timer1 Timer_1
'On Urxc Rs_232 'salto per RS232
'Config Date = Dmy , Separator = .
'-------------------------------------------------------------------------------
Avanti Alias Pina.0
Led Alias Portg.1
Vs_miso Alias Pinc.0
Vs_mosi Alias Portc.1
Vs_clock Alias Portc.2
Xcs Alias Portc.3
Xreset Alias Portc.4
Dreq Alias Pinc.5
Bsync Alias Portc.6
'-------------------------------------------------------------------------------
Config Avanti = Input 'pulsante avanti
Config Led = Output 'led
Config Vs_miso = Input 'serial input vs-1001
Config Vs_mosi = Output 'serial out vs-1001
Config Vs_clock = Output 'serial clock vs-1001
Config Xcs = Output 'VS Chip Select
Config Xreset = Output 'VS Reset
Config Dreq = Input 'VS Data Request
Config Bsync = Output 'VS Stream Request
Config Portb.7 = Output
Set Portb.7
'-------------------------------------------------------------------------------
Declare Sub Vs_init()
Declare Sub Soft_reset()
Declare Sub Vs_write(byval Vs_address As Byte , Byval Data1 As Byte , Byval Data2 As Byte)
Declare Function Vs_read(byval Vs_address As Byte) As Word
Declare Sub Send_mp3(byval Filename As String)
Declare Sub Vs_info()
'-------------------------------------------------------------------------------
Const Timervorgabe = 11965
Const Vs_rd = &B0000_0011 'Write command vs1001
Const Vs_wr = &B0000_0010 'Read command vs1001
Const Vs_mode = 0
Const Vs_status = 1
Const Vs_clockf = 3
Const Vs_decode_time = 4
Const Vs_audata = 5
Const Vs_volume = 11
'-------------------------------------------------------------------------------
Dim B As Byte
Dim I As Integer
Dim J As Long
Dim Curbyte As Long
Dim S As String * 20
Dim Sample_rate As Word
Dim Bit_rate As Word
Dim Is_stereo As Word
Dim Audata As Word
Dim Filename As String * 11
Dim Mmc_data(512) As Byte '512 byte
Dim Tempo_new As Word
Dim Tempo_old As Word
Dim Flag_read As Bit
Dim Flag_play As Bit
Dim Comando As String * 10
Dim Mode_low As Byte
Dim Mode_hig As Byte
Dim Volume As Word
Dim Volume_low As Byte
Dim Volume_hig As Byte
Dim Tagpos As Long
Dim Tagcheck As String * 3
Dim Tagstring As String * 30
'-------------------------------------------------------------------------------
$include "Config_MMC.bas" 'include mmc
If Gbdriveerror <> 0 Then End
$include "Config_AVR-DOS.BAS" 'include avr-dos
B = Initfilesystem(1) 'init file system
If B <> 0 Then Print "Errore MMC" 'se errore
'-------------------------------------------------------------------------------
Bsync = 0
Xreset = 0
Xcs = 1
Portg.0 = 1 'res pull up
Flag_play = 0 'sta suonando ?
Flag_read = 1 'gia letto ?
'-------------------------------------------------------------------------------
'-------------------------- PROGRAM START -------------------------------------
'-------------------------------------------------------------------------------
'Print "Dir *.mp3" 'dir mp3
'Print
'-------------------------------------------------------------------------------
'---------------------- crea una lista dei brani mp3 presenti sulla MMC --------
'-------------------------------------------------------------------------------
Open "Lista.txt" For Output As #9 'create file.list in MMC
S = Dir( "*.mp3")
While Len(s) > 0
'Print S ; " " ; Filedate() ; " " ; Filetime() ; " " ; Filelen()
Print #9 , S 'memorizza la lista
S = Dir()
Wend
Close #9
'-------------------------------------------------------------------------------
'Print "VS1001 Init"
Vs_init 'reset hardware e inizializza
'-------------------------------------------------------------------------------
'--------------------------- MAIN PROGRAMM -------------------------------------
'-------------------------------------------------------------------------------
Do
Open "Lista.txt" For Input As #9 'OPEN LA LISTA
While Eof(#9) = 0
Line Input #9 , S 'READ filename Mp3
Call Send_mp3(s) 'play mp3
Wend
Close #9
Loop
End
'-------------------------------------------------------------------------------
'---------------------------- VS_info ------------------------------------------
'-------------------------------------------------------------------------------
Sub Vs_info()
If Bsync = 0 And Flag_play = 1 And Flag_read = 1 Then 'per leggere inforamzioni
Flag_read = 0
Audata = Vs_read(vs_audata)
Sample_rate = Audata And &H1E00
Rotate Sample_rate , Right , 9
Bit_rate = Audata And &H1FF
Is_stereo = Audata And &H8000
Rotate Is_stereo , Right , 15
Locate 3 , 1
Lcd Sample_rate ; "," ; Bit_rate ; " Kbs," ; Is_stereo 'print informations
End If
If Bsync = 0 And Flag_play = 1 And Flag_read = 0 Then
Tempo_new = Vs_read(vs_decode_time)
If Tempo_new <> Tempo_old Then Print Tempo_new ; " Sec"
Tempo_old = Tempo_new
End If
End Sub
'-------------------------------------------------------------------------------
'---------------------- RS 232 -------------------------------------------------
'-------------------------------------------------------------------------------
Rs_232:
Comando = Inkey()
If Comando = "1" Then
Mode_low.7 = 1
Bsync = 0
Vs_write Vs_mode , &H0 , Mode_low 'no loudness
End If
If Comando = "2" Then
Mode_low.7 = 0
Bsync = 0
Vs_write Vs_mode , &H0 , Mode_low 'loudness
End If
If Comando = "3" Then
Mode_low.1 = 0
Bsync = 0
Vs_write Vs_mode , &H0 , Mode_low 'play normale
End If
If Comando = "4" Then
Mode_low.1 = 1
Bsync = 0
Vs_write Vs_mode , &H0 , Mode_low 'play veloce
End If
If Comando = "5" And Volume_low < 250 Then
Volume_hig = Volume_hig + 5
Volume_low = Volume_low + 5
Bsync = 0
Vs_write Vs_volume , Volume_hig , Volume_low 'volume down
End If
If Comando = "6" And Volume_low > 0 Then
Volume_hig = Volume_hig - 5
Volume_low = Volume_low - 5
Bsync = 0
Vs_write Vs_volume , Volume_hig , Volume_low 'volume up
End If
Comando = ""
Return
'-------------------------------------------------------------------------------
'------------------------------ MP3 SUBROUTINES --------------------------------
'-------------------------------------------------------------------------------
Function Vs_read(byval Vs_address As Byte) As Word
Xcs = 0 'Xcs low
B = Vs_rd
Shiftout Vs_mosi , Vs_clock , B , 1
Shiftout Vs_mosi , Vs_clock , Vs_address , 1
B = 0
Shiftin Vs_miso , Vs_clock , B , 1
Vs_read = B
Shift Vs_read , Left , 8
B = 0
Shiftin Vs_miso , Vs_clock , B , 1
Vs_read = Vs_read + B
Xcs = 1 'Xcs high
End Function
'-------------------------------------------------------------------------------
'-------------------------------- WRITE ROUTINE --------------------------------
'-------------------------------------------------------------------------------
Sub Vs_write(byval Vs_address As Byte , Byval Data1 As Byte , Byval Data2 As Byte)
Xcs = 0
B = Vs_wr
Shiftout Vs_mosi , Vs_clock , B , 1
Shiftout Vs_mosi , Vs_clock , Vs_address , 1
Shiftout Vs_mosi , Vs_clock , Data1 , 1
Shiftout Vs_mosi , Vs_clock , Data2 , 1
Xcs = 1
End Sub
'-------------------------------------------------------------------------------
'------------------------------- RESETTA E INIZILIZZA --------------------------
'-------------------------------------------------------------------------------
Sub Vs_init()
Cls
Cursor Off
Locate 1 , 1
Lcd "Init....."
Wait 2
Xreset = 0
Waitms 5
Xreset = 1
Waitms 10
Do : Led = Dreq : Loop Until Dreq = 1
Vs_write Vs_mode , &H0 , &H4 'reset
Do : Led = Dreq : Loop Until Dreq = 1
Mode_low.7 = 1
Vs_write Vs_mode , &H0 , Mode_low 'bass
Do : Led = Dreq : Loop Until Dreq = 1
Vs_write Vs_clockf , &H98 , &H0 'clockf 24,xx MHz
Do : Led = Dreq : Loop Until Dreq = 1
Vs_write Vs_volume , &H0 , &H0 'volume =0 massimo
End Sub
'-------------------------------------------------------------------------------
'--------------------------- SOFT RESET VS1001 ---------------------------------
'-------------------------------------------------------------------------------
Sub Soft_reset
Do : Led = Dreq : Loop Until Dreq = 1 'wait Dreq
Vs_write Vs_mode , &H0 , &H4 'reset
End Sub
'-------------------------------------------------------------------------------
'---------------------------- SEND FILE MP3 ------------------------------------
'-------------------------------------------------------------------------------
Sub Send_mp3(byval Filename As String)
Locate 1 , 1
Lcd "Play : " ; Filename
Soft_reset 'resetta vs1001
Flag_read = 1 'per leggere una volta sample rate etc
Flag_play = 0
Tagpos = Filelen(filename) - 127 'inizia a leggere dopo che c( stato letto il primo pacchetto
Open Filename For Binary As #10
Get #10 , Tagcheck , Tagpos
If Ucase(tagcheck) = "TAG" Then
Get #10 , Tagstring
Locate 2 , 1
Lcd "Title: " ; Left(tagstring , 13)
Get #10 , Tagstring
Locate 3 , 1
Lcd "Artst: " ; Left(tagstring , 13)
Get #10 , Tagstring
Locate 4 , 1
Lcd "Album: " ; Left(tagstring , 13)
End If
Close #10
Open Filename For Binary As #10 'apri il file mp3 e play song
Do : Led = Dreq : Loop Until Dreq = 1 'wait Dreq
While Eof(#10) = 0
Get #10 , Mmc_data(1) , , 512 'preleva 512 byte
Do : Led = Dreq : Loop Until Dreq = 1 'wait Dreq
For I = 1 To 16
For J = 1 To 32
Bsync = 1
Shiftout Vs_mosi , Vs_clock , Mmc_data(curbyte) , 1
Bsync = 0
Incr Curbyte
Next J
Do : Led = Dreq : Loop Until Dreq = 1 'wait Dreq
Next I 'first 32
Curbyte = 1 'after 16 16x32=512 byte
If Avanti = 0 Then Goto Esci 'pulsante up
Flag_play = 1 'playing primo pacchetto
Wend
Esci:
Flag_play = 0 'stop play
Close #10
For I = 1 To 2048 'send 2048 zeros to clear buffer
B = 0
Shiftout Vs_mosi , Vs_clock , B , 1 'send 2048 byte
Next I
Print "MP3 End" 'end song
Waitms 100 'aspetta 100
End Sub
Zitieren
/
Berechtigungen
Lesezeichen