📄 hardware.lst
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// or F_SACM_A2000_Initial:
// Note: The following functions are the partial code of original
// initial subroutine. (H/W setting part)
//
// Ex: F_SACM_A2000_Initial:
// ...
// call F_SP_SACM_A2000_Init_ : S480/S240/MS01 is same
// ...
// retf
////////////////////////////////////////////////////////////////////////////////
F_SP_SACM_A2000_Init_:
00008B15 40 92 r1=0x0000; // 24MHz, Fcpu=Fosc
00008B16 19 D3 13 70 [P_SystemClock]=r1 // Frequency 20MHz
00008B18 70 92 r1 = 0x0030 // TimerA CKA=Fosc/2 CKB=1 Tout:off
00008B19 19 D3 0B 70 [P_TimerA_Ctrl] = r1 // Initial Timer A
00008B1B 09 93 00 FD r1 = 0xfd00 // 16K
00008B1D 19 D3 0A 70 [P_TimerA_Data] = r1
00008B1F 09 93 A8 00 r1 = 0x00A8 // Set the DAC Ctrl
00008B21 19 D3 2A 70 [P_DAC_Ctrl] = r1
00008B23 09 93 FF FF r1 = 0xffff
00008B25 19 D3 11 70 [P_INT_Clear] = r1 // Clear interrupt occuiped events
00008B27 40 92 r1 =0x0000 //
00008B28 11 93 AB 01 r1 = [R_InterruptStatus] //
00008B2A 09 A3 00 20 r1 |= C_FIQ_TMA // Enable Timer A FIQ
//R1 |= C_IRQ4_1KHz
00008B2C 19 D3 AB 01 [R_InterruptStatus] = r1 //
00008B2E 19 D3 10 70 [P_INT_Ctrl] = r1 //
00008B30 90 9A RETF
//////////////////////////////////////////////////////////////////
// Function: The partial code of hardware setting of SACM_S480_Initial()
// or F_SACM_S480_Initial:
//////////////////////////////////////////////////////////////////
F_SP_SACM_S480_Init_:
00008B31 40 92 r1 = 0x0000 // 24MHz Fosc
00008B32 19 D3 13 70 [P_SystemClock]=r1 // Initial System Clock
00008B34 70 92 r1=0x0030 // TimerA CKA=Fosc/2 CKB=1 Tout:off
00008B35 19 D3 0B 70 [P_TimerA_Ctrl]=r1 // Initial Timer A
//R1 = 0xfd00 // 16K
00008B37 09 93 ED FC r1 = 0xfced // 15.625K
00008B39 19 D3 0A 70 [P_TimerA_Data]=r1
00008B3B 09 93 A8 00 r1 = 0x00A8 //
00008B3D 19 D3 2A 70 [P_DAC_Ctrl] = r1 //
00008B3F 09 93 FF FF r1 = 0xffff
00008B41 19 D3 11 70 [P_INT_Clear] = r1 // Clear interrupt occuiped events
00008B43 11 93 AB 01 R1 = [R_InterruptStatus] //
00008B45 09 A3 00 20 r1 |= C_FIQ_TMA // Enable Timer A FIQ
//R1 |= C_IRQ4_1KHz // Enable 1KHz IRQ4 for S480 decoder
00008B47 19 D3 AB 01 [R_InterruptStatus] = r1 //
00008B49 19 D3 10 70 [P_INT_Ctrl] = r1 //
00008B4B 90 9A RETF
//////////////////////////////////////////////////////////////////
// Function: The partial code of hardware setting of SACM_S240_Initial()
// or F_SACM_S240_Initial:
//////////////////////////////////////////////////////////////////
F_SP_SACM_S240_Init_:
00008B4C 60 92 r1=0x0020;
00008B4D 19 D3 13 70 [P_SystemClock]=r1
00008B4F 09 93 A8 00 r1 = 0x00A8; //
00008B51 19 D3 2A 70 [P_DAC_Ctrl]= r1
00008B53 70 92 r1 = 0x0030; // TimerA CKA=Fosc/2 CKB=1 Tout:off
00008B54 19 D3 0B 70 [P_TimerA_Ctrl] = r1;
00008B56 09 93 00 FE r1 = 0xfe00; // 24K
00008B58 19 D3 0A 70 [P_TimerA_Data] = r1;
00008B5A 09 93 FF FF r1 = 0xffff
00008B5C 19 D3 11 70 [P_INT_Clear] = r1 // Clear interrupt occuiped events
00008B5E 11 93 AB 01 r1 = [R_InterruptStatus] //
00008B60 09 A3 00 20 r1 |= C_FIQ_TMA // Enable Timer A FIQ
00008B62 19 D3 AB 01 [R_InterruptStatus] = r1 //
00008B64 19 D3 10 70 [P_INT_Ctrl] = r1 //
00008B66 90 9A RETF
//////////////////////////////////////////////////////////////////
// Function: The partial code of hardware setting of SACM_MS01_Initial()
// or F_SACM_MS01_Initial:
//
// Ex: F_SACM_MS01_Initial:
// ...
// call F_SP_SACM_MS01_Init_
// call F_SP_Play_Mode0/1/2/3 ->0,1,2,3 depending on the para1
// ...
// retf
//////////////////////////////////////////////////////////////////
F_SP_SACM_MS01_Init_:
00008B67 40 92 r1 = 0x0000; // 24MHz, Fcpu=Fosc
00008B68 19 D3 13 70 [P_SystemClock] = r1; // Initial System Clock
00008B6A 70 92 r1 = 0x0030; // TimerA CKA=Fosc/2 CKB=1 Tout:off
00008B6B 19 D3 0B 70 [P_TimerA_Ctrl] = r1 // Initial Timer A
//R1 = 0x0003 // 8K
00008B6D 40 92 r1 = 0x0000 // Fosc/2
00008B6E 19 D3 0D 70 [P_TimerB_Ctrl] = r1; // Initial Timer B -> 8192
//R1 = 0xFFFF
00008B70 09 93 00 FA r1 = 0xFA00 // Any time for ADPCM channel 0,1
00008B72 19 D3 0C 70 [P_TimerB_Data] = r1 // 8K sample rate
00008B74 09 93 FF FF r1 = 0xffff
00008B76 19 D3 11 70 [P_INT_Clear] = r1 // Clear interrupt occuiped events
00008B78 90 9A RETF
//........................................
F_SP_PlayMode0_: // with F_SP_SACM_MS01_Initial
00008B79 46 92 r1 = 0x0006
00008B7A 19 D3 2A 70 [P_DAC_Ctrl] = r1
00008B7C 09 93 00 FE r1 = 0xFE00
00008B7E 19 D3 0A 70 [P_TimerA_Data] = r1 //
00008B80 11 93 AB 01 r1 = [R_InterruptStatus] //
00008B82 09 A3 10 84 r1 |= C_FIQ_PWM+C_IRQ2_TMB+C_IRQ4_1KHz
00008B84 19 D3 AB 01 [R_InterruptStatus] = r1 //
00008B86 19 D3 10 70 [P_INT_Ctrl] = r1 //
00008B88 90 9A RETF
F_SP_PlayMode1_: // with F_SP_SACM_MS01_Initial
00008B89 09 93 A8 00 r1 = 0x00A8
00008B8B 19 D3 2A 70 [P_DAC_Ctrl] = r1
00008B8D 09 93 00 FE r1 = 0xFE00
00008B8F 19 D3 0A 70 [P_TimerA_Data] = r1 //
00008B91 11 93 AB 01 r1 = [R_InterruptStatus] //
00008B93 09 A3 10 24 r1 |= C_FIQ_TMA+C_IRQ2_TMB+C_IRQ4_1KHz
00008B95 19 D3 AB 01 [R_InterruptStatus] = r1 //
00008B97 19 D3 10 70 [P_INT_Ctrl] = r1 //
00008B99 90 9A RETF
F_SP_PlayMode2_: // with F_SP_SACM_MS01_Initial
00008B9A 09 93 A8 00 r1 = 0x00A8
00008B9C 19 D3 2A 70 [P_DAC_Ctrl] = r1
00008B9E 09 93 9A FD r1 = 0xFD9A
00008BA0 19 D3 0A 70 [P_TimerA_Data] = r1 //
00008BA2 11 93 AB 01 r1 = [R_InterruptStatus] //
00008BA4 09 A3 10 24 r1 |= C_FIQ_TMA+C_IRQ2_TMB+C_IRQ4_1KHz
00008BA6 19 D3 AB 01 [R_InterruptStatus] = r1 //
00008BA8 19 D3 10 70 [P_INT_Ctrl] = r1 //
00008BAA 90 9A RETF
F_SP_PlayMode3_: // with F_SP_SACM_MS01_Initial
00008BAB 09 93 A8 00 r1 = 0x00A8
00008BAD 19 D3 2A 70 [P_DAC_Ctrl] = r1
00008BAF 09 93 00 FD r1 = 0xFD00
00008BB1 19 D3 0A 70 [P_TimerA_Data] = r1 //
00008BB3 11 93 AB 01 r1 = [R_InterruptStatus] //
00008BB5 09 A3 10 24 r1 |= C_FIQ_TMA+C_IRQ2_TMB+C_IRQ4_1KHz
00008BB7 19 D3 AB 01 [R_InterruptStatus] = r1 //
00008BB9 19 D3 10 70 [P_INT_Ctrl] = r1 //
00008BBB 90 9A RETF
///////////////////////////////////////////////////////////////////////////////
// Function: The partial code of hardware setting of SACM_MS01_Initial()
// or F_SACM_MS01_Initial:
//
// Ex: F_SACM_DVR_Initial:
// ...
// call F_SP_SACM_DVR_Init_
// call F_SP_Play_Mode0/1/2/3 ->0,1,2,3 depending on the para1
// ...
// retf
// Ex1:
// F_SACM_DVR_Record: (or F_SACM_DVR_InitEncoder)
// ...
// call F_SP_SACM_DVR_Rec_Init
// ...
// retf
// Ex2:
// F_SACM_DVR_Play: (or F_SACM_DVR_InitDecoder)
// ...
// call F_SP_SACM_DVR_Play_Init_
// ...
// retf
///////////////////////////////////////////////////////////////////////////////
F_SP_SACM_DVR_Init_:
00008BBC 40 92 r1 = 0x0000; // 24MHz, Fcpu=Fosc
00008BBD 19 D3 13 70 [P_SystemClock] = r1; // Frequency 20MHz
00008BBF 70 92 r1 = 0x0030; // TimerA CKA=Fosc/2 CKB=1 Tout:off
00008BC0 19 D3 0B 70 [P_TimerA_Ctrl] = r1;
00008BC2 09 93 00 FA r1 = 0xfa00; // 8K @ 24.576MHz
//r1 = 0xfb1d; // 8K @ 20MHz
00008BC4 19 D3 0A 70 [P_TimerA_Data] = r1;
00008BC6 75 92 r1 = 0x0035; // ADINI should be open (107)
00008BC7 19 D3 15 70 [P_ADC_Ctrl] = r1;
00008BC9 09 93 A8 00 r1 = 0x00A8; // Set the DA Ctrl
00008BCB 19 D3 2A 70 [P_DAC_Ctrl] = r1;
00008BCD 09 93 FF FF r1 = 0xffff;
00008BCF 19 D3 11 70 [P_INT_Clear] = r1; // Clear interrupt occuiped events
00008BD1 11 93 AB 01 r1 = [R_InterruptStatus] //
00008BD3 09 A3 00 20 r1 |= C_FIQ_TMA // Enable Timer A FIQ
00008BD5 19 D3 AB 01 [R_InterruptStatus] = r1 //
00008BD7 19 D3 10 70 [P_INT_Ctrl] = r1 //
00008BD9 90 9A RETF
F_SP_SACM_DVR_Rec_Init_: // call by SACM_DVR_Record / SACM_DVR_InitEncoder
00008BDA 75 92 r1 = 0x0035; //mic input
//r1 = 0x0037 //line_in input
00008BDB 19 D3 15 70 [P_ADC_Ctrl] = r1; //enable ADC
00008BDD 09 93 00 FE r1=0xfe00; //24K @ 24.576MHz
00008BDF 19 D3 0A 70 [P_TimerA_Data] = r1
00008BE1 90 9A RETF
F_SP_SACM_DVR_Play_Init_:
00008BE2 40 92 r1 = 0x0000 // call by SACM_DVR_Stop / SACM_DVR_Play
00008BE3 19 D3 15 70 [P_ADC_Ctrl] = r1; // Disable ADC
00008BE5 09 93 00 FD r1 = 0xfd00; // 16K @ 24.576MHz
00008BE7 19 D3 0A 70 [P_TimerA_Data] = r1;
00008BE9 90 9A RETF
///////////////////////////////////////////////////////////////////////////////
// Function: Extra Functions provided by Sunplus
// Type:
// 1. DAC Ramp up/down
// 2. IO config/import/export
// 3. Get resource data
//
//
///////////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////
// Function: Ramp Up/Down to avoid speaker "pow" noise
// Destory: R1,R2
////////////////////////////////////////////////////////
_SP_RampUpDAC1: .PROC
F_SP_RampUpDAC1:
00008BEA 90 D4 push r1,r2 to [sp]
00008BEB 11 93 17 70 r1=[P_DAC1]
00008BED 09 B3 C0 FF r1 &= ~0x003f
00008BEF 09 43 00 80 cmp r1,0x8000
00008BF1 0E 0E jb L_RU_NormalUp
00008BF2 19 5E je L_RU_End
L_RU_DownLoop:
00008BF3 40 F0 56 8C call F_Delay
00008BF5 41 94 r2 = 0x0001
00008BF6 1A D5 12 70 [P_Watchdog_Clear] = r2
00008BF8 09 23 40 00 r1 -= 0x40
00008BFA 19 D3 17 70 [P_DAC1] = r1
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