MMC Wave Player

$regfile = "m16def.dat"
$crystal = 11059200 '

Config Pinc.4 = Input
Pause Alias Pinc.4
'-------------------------------
Config Pinc.5 = Input
Kelid Alias Pinc.5
'--------------------------------
Config Pinc.6 = Input
Kelid2 Alias Pinc.6
'-------------------------------
Config Pinb.4 = Output


Config Pind.3 = Output
Set Portd.3
'---------------------------------
Config Debounce = 20
'-------------------------------------
Config Timer1 = Pwm , Pwm = 8 , Compare A Pwm = Clear Up , Compare B Pwm = Clear Down , Prescale = 1
Pwm1a = 255
Pwm1b = 255
'Constants
'warter are FAM & Behnam

Const Msbl = 0
Const Msbh = 1
Const Dly = 2
Const Bits8 = 8
Const Bits16 = 16
Const Bits32 = 32

'Dim
Dim Dat As Byte
Dim Resp As Byte
Dim I As Word
Dim Addr As Long
Dim Adres As Long
Dim Tanzim As Byte
Dim Ali As Byte
Dim Test As Long
Dim Copy As Long
Dim Shomare As Long
Dim Hassan As Byte
'Aliases
Cs Alias Portb.0
Mosi Alias Portb.1
Clk Alias Portb.3
Miso Alias Pinb.2

'Declarations
Declare Sub Minit
Declare Sub Mread(byval Addr As Long )
'Configs
Config Portb.2 = Output
Config Portb.0 = Output
Config Portb.3 = Output
Config Pinb.1 = Input

Waitms 300
Config Spi = Soft , Din = Pinb.2 , Dout = Portb.1 , Ss = Portb.0 , Clock = Portb.3

Enable Interrupts
Enable Spi

Spiinit

'******** MAIN PROGRAM *************

Reset Portd.3
Main:
'Initialize the MMCC
Minit
Adres = 1048576
Ali = 0
Reset Portd.3

Inja:
Toggle Portb.4
Mread Adres

Debounce Pause , 1 , Stop_play , Sub
Debounce Kelid2 , 1 , Jolo2 , Sub
Debounce Kelid , 1 , Jolo , Sub

Adres = Adres 512

'baraye in ke ta dastgah roshan shod peygham 1 ra ped konad
'-----------------------------------------------------------------
If Ali = 0 Then
Adres = Adres 5120000
Test = 512 * 7800
'Test = 512 * 8000
Adres = Adres - Test
Ali = 1

Test = Adres
End If
'-------------------------------------------------------------------
Goto Inja

Xloop:
Set Cs
Shiftout Mosi , Clk , Dat , Msbl
Endloop:
Goto Endloop
End 'end program
'***************************** END OF PROGRAM **********************************
'======= SUB ROUTINES AND FUNCTIONS =======
'warter are FAM & Behnam
'*** INITIALIZATION OF MMC ***
Sub Minit
Set Cs

Dat = &HFF
For I = 1 To 10
Shiftout Mosi , Clk , Dat , Msbl
Next I

Resp = 255
Reset Cs

Cmd0:
Dat = &H40
Shiftout Mosi , Clk , Dat , Msbl

Addr = &H00000000
Shiftout Mosi , Clk , Addr , Msbl

Dat = &H95
Shiftout Mosi , Clk , Dat , Msbl

While Resp &H01
Shiftin Miso , Clk , Resp , Msbl
Wend

Set Cs
Waitms 50
Reset Cs
Dat = &HFF

Cmd1:
While Resp &H00
'warter are FAM & Behnam
Set Cs
Shiftout Mosi , Clk , Dat , Msbl
Shiftin Miso , Clk , Resp , Msbl
Reset Cs
Dat = &H41
Shiftout Mosi , Clk , Dat , Msbl
Addr = 0
Shiftout Mosi , Clk , Addr , Msbl
Dat = &HFF
Shiftout Mosi , Clk , Dat , Msbl
Shiftout Mosi , Clk , Dat , Msbl
Shiftin Miso , Clk , Resp , Msbl
Wend

Dat = &HFF
Set Cs
End Sub

'warter are FAM & Behnam
'**** READ routine assumes ADDR uses Status subroutine *****
Sub Mread(byval Addr As Long)
Set Cs
Dat = &HFF
Shiftout Mosi , Clk , Dat , Msbl
Shiftin Miso , Clk , Resp , Msbl
Reset Cs

Dat = &H51
Shiftout Mosi , Clk , Dat , Msbl
Shiftout Mosi , Clk , Addr , Msbl

Dat = &HFF
Shiftout Mosi , Clk , Dat , Msbl
Shiftin Miso , Clk , Resp , Msbl

While Resp 0
Shiftin Miso , Clk , Resp , Msbl
Wend

While Resp &HFE
Shiftin Miso , Clk , Resp , Msbl
Wend

For I = 1 To 512
Shiftin Miso , Clk , Resp , Msbl

Pwm1a = Resp
Pwm1b = Resp
Waitus 29
'Waitus 3 'ÓÑÚÊ
Next I

Shiftin Miso , Clk , Resp , Msbl
Shiftin Miso , Clk , Resp , Msbl
Set Cs
'warter are FAM & Behnam
End Sub

Jolo:
Adres = Adres 153600

For Shomare = 1 To 500
If Kelid = 0 Then Return
Waitms 1
Next

Adres = Adres 972800

Return

Jolo2:
Adres = Adres - 153600

For Shomare = 1 To 500
If Kelid2 = 0 Then Return
Waitms 1
Next

Adres = Adres - 972800

If Adres < Test Then Adres = Test
Return

Stop_play:
Set Portd.3
Pwm1a = 255
Pwm1b = 255
Copy = Adres
Do
Debounce Pause , 1 , Play
Loop
Play:
Reset Portd.3
Adres = Copy
Return