?? hardware.asm
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//========================================================================================
// Progarm: Standard function definition
// Writen by: Andy
// Modifiyed: by Arthur Shieh
//
// Lastest modified date:
// 2000/06/23: first version
// 2000/07/15: modified
// 2000/07/24: modified for sacmv25.lib
// 2001/10/03: Add more public about queue for sacmv25f.lib
// 2001/11/05: Independent Queue for A2000/S480/MS01 Manual Mode - sacmv25h.lib
// 2001/11/06: Fix volume parameter problem - sacmv25i.lib
// 2002/05/26: Modified the length of C_QueueSize to 144 for DVR usage
//
// For: sacmV25n.lib
//
// Note:
// 1. Don't change this file if possible.
// 2. Update hardware.inc with hardware.asm synchorously
// 3. Provide Open code for sacmVxx.lib
//
//========================================================================================
.PUBLIC F_SP_RampUpDAC1
.PUBLIC F_SP_RampDnDAC1
.PUBLIC F_SP_RampUpDAC2
.PUBLIC F_SP_RampDnDAC2
.PUBLIC _SP_RampUpDAC1
.PUBLIC _SP_RampDnDAC1
.PUBLIC _SP_RampUpDAC2
.PUBLIC _SP_RampDnDAC2
.PUBLIC _SP_InitQueue
.PUBLIC _SP_InitQueue_A2000
.PUBLIC _SP_InitQueue_S480
.PUBLIC _SP_InitQueue_S240
.PUBLIC _SP_InitQueue_MS01
.PUBLIC _SP_InitQueue_DVR
.PUBLIC F_SP_InitQueue
.PUBLIC F_SP_InitQueue_A2000
.PUBLIC F_SP_InitQueue_S480
.PUBLIC F_SP_InitQueue_S240
.PUBLIC F_SP_InitQueue_MS01
.PUBLIC F_SP_InitQueue_DVR
.PUBLIC F_SP_ReadQueue
.PUBLIC F_SP_ReadQueue_A2000
.PUBLIC F_SP_ReadQueue_S480
.PUBLIC F_SP_ReadQueue_S240
.PUBLIC F_SP_ReadQueue_MS01
.PUBLIC F_SP_ReadQueue_DVR
.PUBLIC F_SP_ReadQueue_NIC // Read Queue with no index change
.PUBLIC F_SP_ReadQueue_NIC_A2000
.PUBLIC F_SP_ReadQueue_NIC_S480
.PUBLIC F_SP_ReadQueue_NIC_S240
.PUBLIC F_SP_ReadQueue_NIC_MS01
.PUBLIC F_SP_ReadQueue_NIC_DVR
.PUBLIC F_SP_WriteQueue
.PUBLIC F_SP_WriteQueue_A2000
.PUBLIC F_SP_WriteQueue_S480
.PUBLIC F_SP_WriteQueue_S240
.PUBLIC F_SP_WriteQueue_MS01
.PUBLIC F_SP_WriteQueue_DVR
.PUBLIC F_SP_TestQueue
.PUBLIC F_SP_TestQueue_A2000
.PUBLIC F_SP_TestQueue_S480
.PUBLIC F_SP_TestQueue_S240
.PUBLIC F_SP_TestQueue_MS01
.PUBLIC F_SP_TestQueue_DVR
.PUBLIC _SP_Export
.PUBLIC _SP_Import
.PUBLIC _SP_Init_IOB
.PUBLIC _SP_Init_IOA
.PUBLIC _SP_GetResource
.PUBLIC F_SP_GetResource
.PUBLIC F_SP_SACM_A2000_Init_
.PUBLIC F_SP_SACM_S480_Init_
.PUBLIC F_SP_SACM_S240_Init_
.PUBLIC F_SP_SACM_MS01_Init_
.PUBLIC F_SP_PlayMode0_
.PUBLIC F_SP_PlayMode1_
.PUBLIC F_SP_PlayMode2_
.PUBLIC F_SP_PlayMode3_
.PUBLIC F_SP_SACM_DVR_Init_
.PUBLIC F_SP_SACM_DVR_Rec_Init_
.PUBLIC F_SP_SACM_DVR_Play_Init_
//////////////////////////////////////////////////////////////////
// Definitions for I/O Port
//////////////////////////////////////////////////////////////////
.DEFINE P_IOA_Data 0x7000 // Write Data into data register and read from IOA pad
.DEFINE P_IOA_Buffer 0x7001 // Write Data into buffer register and read from buffer register
.DEFINE P_IOA_Dir 0x7002 // Direction vector for IOA
.DEFINE P_IOA_Attrib 0x7003 // Attribute vector for IOA
.DEFINE P_IOA_Latch 0x7004 // Latch PortA data for key change wake-up
.DEFINE P_IOB_Data 0x7005 // Write Data into the data register and read from IOB pad
.DEFINE P_IOB_Buffer 0x7006 // Write Data into buffer register and read from buffer register
.DEFINE P_IOB_Dir 0x7007 // Direction vector for IOB
.DEFINE P_IOB_Attrib 0x7008 // Attribute vector for IOB
.DEFINE P_FeedBack 0x7009 // Clock form external R,C
.DEFINE P_TimerA_Data 0x700A // Data port for TimerA
.DEFINE P_TimerA_Ctrl 0x700B // Control Port for TimerA
.DEFINE P_TimerB_Data 0x700C // Data port for TimerB
.DEFINE P_TimerB_Ctrl 0x700D // Control Port for TimerB
.DEFINE P_TimeBase_Setup 0x700E // TimerBase Freq. Set
.DEFINE P_TimeBase_Clear 0x700F // Reset Timerbase counter
.DEFINE P_INT_Ctrl 0x7010 // Control port for interrupt source
.DEFINE P_INT_Clear 0x7011 // Clear interrupt source
.DEFINE P_Watchdog_Clear 0x7012 // Watchdog Reset
.DEFINE P_SystemClock 0x7013 // Change system clock frequency(include go to standby mode)
//... PA6442 New version MC52A (For EC-03)....
.DEFINE P_ADC 0x7014 // Data Port for AD
.DEFINE P_ADC_Ctrl 0x7015 // Control Port for AD control
.DEFINE P_ADC_Status 0x7015 // AD Port Status
.DEFINE P_DAC2 0x7016 // Data Port for DAC2
.DEFINE P_PWM 0x7016 // Data Port for PWM
.DEFINE P_DAC1 0x7017 // Data Port for DAC1
.DEFINE P_DAC_Ctrl 0x702A // Control Port for two DAC and audio output mode
//............................................
.DEFINE P_IR_Ctrl 0x7018 // Control Port for IR
.DEFINE P_LVD_Ctrl 0x7019 // Control Port for LVD
.DEFINE P_SIO_Data 0x701A // Data port for serial IO
.DEFINE P_SIO_Addr_Low 0x701B // Address Port low
.DEFINE P_SIO_Addr_Mid 0x701C // Address Port middle
.DEFINE P_SIO_Addr_High 0x701D // Address Port high
.DEFINE P_SIO_Ctrl 0x701E // Control Port
.DEFINE P_SIO_Start 0x701F // Start port for serial interface
.DEFINE P_SIO_Stop 0x7020 // Stop port for serial interface
.DEFINE P_UART_Command1 0x7021 // Command1 Port for UART
.DEFINE P_UART_Command2 0x7022 // Command2 Port for UART
.DEFINE P_UART_Data 0x7023 // Data Port for UART
.DEFINE P_UART_BaudScalarLow 0x7024 // Set Baud Rate scalar low
.DEFINE P_UART_BaudScalarHigh 0x7025 // Set Baud Rate scalar high
//... Definitions for P_INT_Ctrl ..............
.DEFINE C_IRQ6_TMB2 0x0001 // Timer B IRQ6
.DEFINE C_IRQ6_TMB1 0x0002 // Timer A IRQ6
.DEFINE C_IRQ5_2Hz 0x0004 // 2Hz IRQ5
.DEFINE C_IRQ5_4Hz 0x0008 // 4Hz IRQ5
.DEFINE C_IRQ4_1KHz 0x0010 // 1024Hz IRQ4
.DEFINE C_IRQ4_2KHz 0x0020 // 2048Hz IRQ4
.DEFINE C_IRQ4_4KHz 0x0040 // 4096Hz IRQ4
.DEFINE C_IRQ3_KEY 0x0080 // Key Change IRQ3
.DEFINE C_IRQ3_EXT1 0x0100 // Ext1 IRQ3
.DEFINE C_IRQ3_EXT2 0x0200 // Ext2 IRQ3
.DEFINE C_IRQ2_TMB 0x0400 // Timer B IRQ2
.DEFINE C_FIQ_TMB 0x0800 // Timer B FIQ
.DEFINE C_IRQ1_TMA 0x1000 // Timer A IRQ1
.DEFINE C_FIQ_TMA 0x2000 // Timer A FIQ
.DEFINE C_IRQ0_PWM 0x4000 // PWM IRQ0
.DEFINE C_FIQ_PWM 0x8000 // PWM FIQ
// Definitions for P_TimerA/B_Ctrl ............
.DEFINE C_Fosc_2 0x0000 //
.DEFINE C_Fosc_256 0x0001 //
.DEFINE C_32768Hz 0x0002 //
.DEFINE C_8192Hz 0x0003 //
.DEFINE C_4096Hz 0x0004 //
.DEFINE C_A1 0x0005 //
.DEFINE C_A0 0x0006 //
.DEFINE C_Ext1 0x0007 //
.DEFINE C_2048Hz 0x0000 //
.DEFINE C_1024Hz 0x0008 //
.DEFINE C_256Hz 0x0010 //
.DEFINE C_TMB1Hz 0x0018 //
.DEFINE C_4Hz 0x0020 //
.DEFINE C_2Hz 0x0028 //
.DEFINE C_B1 0x0030 //
.DEFINE C_Ext2 0x0038 //
.DEFINE C_Off 0x0000 //
.DEFINE C_D1 0x0040 //
.DEFINE C_D2 0x0080 //
.DEFINE C_D3 0x00C0 //
.DEFINE C_D4 0x0100 //
.DEFINE C_D5 0x0140 //
.DEFINE C_D6 0x0180 //
.DEFINE C_D7 0x01C0 //
.DEFINE C_D8 0x0200 //
.DEFINE C_D9 0x0240 //
.DEFINE C_D10 0x0280 //
.DEFINE C_D11 0x02C0 //
.DEFINE C_D12 0x0300 //
.DEFINE C_D13 0x0340 //
.DEFINE C_D14 0x0380 //
.DEFINE C_TA_Div_2 0x03C0 // Timer A
.DEFINE C_TB_Div_2 0x03C0 // Timer B
//... Definition for P_SystemClock ............
.DEFINE C_Fosc 0x0000 // b3..b0
.DEFINE C_Fosc_Div_2 0x0001 //
.DEFINE C_Fosc_Div_4 0x0002 //
.DEFINE C_Fosc_Div_8 0x0003 // (default)
.DEFINE C_Fosc_Div_16 0x0004 //
.DEFINE C_Fosc_Div_32 0x0005 //
.DEFINE C_Fosc_Div_64 0x0006 //
.DEFINE C_Sleep 0x0007 //
.DEFINE C_32K_Work 0x0000 // b4
.DEFINE C_32K_Off 0x0000 //
.DEFINE C_StrongMode 0x0000 // b5
.DEFINE C_AutoMode 0x0000 //
//... Define for P_AD_Ctrl ....................
.DEFINE C_AD 0x0001 //
.DEFINE C_DA 0x0000 //
.DEFINE C_MIC 0x0000 //
.DEFINE C_LINE 0x0002 //
//... Define for P_DA_Ctrl ....................
.DEFINE C_PushPull 0x0000 // b0, (default)
.DEFINE C_DoubleEnd 0x0001 // b0
.DEFINE C_DAC_Mode 0x0000 // b1, (default)
.DEFINE C_PWM_Mode 0x0002 // b1
.DEFINE C_D1_Direct 0x0000 // DAC1 latch
.DEFINE C_D1_LatchA 0x0008 //
.DEFINE C_D1_LatchB 0x0010 //
.DEFINE C_D1_LatchAB 0x0018 //
.DEFINE C_D2_Direct 0x0000 // DAC2 latch
.DEFINE C_D2_LatchA 0x0020 //
.DEFINE C_D2_LatchB 0x0040 //
.DEFINE C_D2_LatchAB 0x00C0 //
//... Define for P_LVD_Ctrl ...................
.DEFINE C_LVD24V 0x0000 // LVD = 2.4V
.DEFINE C_LVD28V 0x0001 // LVD = 2.8V
.DEFINE C_LVD32V 0x0002 // LVD = 3.2V
.DEFINE C_LVD36V 0x0003 // LVD = 3.6V
/////////////////////////////////////////////////////////////////
// Note: This register map to the P_INT_Ctrl(0x7010)
// User's interrupt setting have to combine with this register
// while co-work with SACM library.
//
// See. following function for example:
// F_SP_SACM_A2000_Init_:
// F_SP_SACM_S480_Init_:
// F_SP_SACM_S240_Init_:
// F_SP_SACM_MS01_Init_:
// F_SP_SACM_DVR_Init_:
//////////////////////////////////////////////////
.IRAM
.PUBLIC R_InterruptStatus
.VAR R_InterruptStatus = 0 //
//////////////////////////////////////////////////
.define C_RampDelayTime 32
.define C_QueueSize 144
.VAR R_Queue
.DW C_QueueSize-1 DUP(0)
.VAR R_ReadIndex
.VAR R_WriteIndex
.CODE
///////////////////////////////////////////
// Function: Initial Queue
// Destory: R1,R2
///////////////////////////////////////////
_SP_InitQueue: .PROC
_SP_InitQueue_A2000:
_SP_InitQueue_S480:
_SP_InitQueue_S240:
_SP_InitQueue_MS01:
_SP_InitQueue_DVR:
F_SP_InitQueue_A2000:
F_SP_InitQueue_S480:
F_SP_InitQueue_S240:
F_SP_InitQueue_MS01:
F_SP_InitQueue_DVR:
F_SP_InitQueue:
R1 = R_Queue
R2 = 0
L_ClearQueueLoop?:
[R1++] = R2
cmp R1, R_Queue+C_QueueSize
jne L_ClearQueueLoop?
[R_ReadIndex] = R1
[R_WriteIndex] = R1
RETF
.ENDP
///////////////////////////////////////////
// Function: Get a data form Queue
// Output: R1: Data
// R2: return value
// Destory: R1,R2
///////////////////////////////////////////
F_SP_ReadQueue_A2000:
F_SP_ReadQueue_S480:
F_SP_ReadQueue_S240:
F_SP_ReadQueue_MS01:
F_SP_ReadQueue_DVR:
F_SP_ReadQueue:
R2 = [R_ReadIndex]
cmp R2,[R_WriteIndex]
je L_RQ_QueueEmpty
R2 += R_Queue // get queue data address
R1 = [R2]
R2 = [R_ReadIndex]
R2 += 1
cmp R2, C_QueueSize
jne L_RQ_NotQueueBottom
R2 = 0
L_RQ_NotQueueBottom:
[R_ReadIndex] = R2
//r2 = 0x0000 // get queue data
retf
L_RQ_QueueEmpty:
//r2 = 0x8000 // queue empty
retf
///////////////////////////////////////////
// Function: Get a data from Queue but do
// not change queue index
// R1: output
// Destory: R1,R2
///////////////////////////////////////////
F_SP_ReadQueue_NIC:
F_SP_ReadQueue_NIC_A2000:
F_SP_ReadQueue_NIC_S480:
F_SP_ReadQueue_NIC_S240:
F_SP_ReadQueue_NIC_MS01:
F_SP_ReadQueue_NIC_DVR:
R2 = [R_ReadIndex]
cmp R2,[R_WriteIndex]
je L_RQ_QueueEmpty?
R2 += R_Queue // get queue data index
R1 = [R2]
L_RQ_QueueEmpty?:
RETF
///////////////////////////////////////////
// Function: Put a data to Queue
// R1: Input
// Destory: R1,R2
///////////////////////////////////////////
F_SP_WriteQueue_A2000:
F_SP_WriteQueue_S480:
F_SP_WriteQueue_S240:
F_SP_WriteQueue_MS01:
F_SP_WriteQueue_DVR:
F_SP_WriteQueue:
R2 = [R_WriteIndex] // put data to queue
R2 += R_Queue
[R2] = R1
R2 = [R_WriteIndex]
R2 += 1
cmp R2, C_QueueSize
jne L_WQ_NotQueueBottom
R2 = 0
L_WQ_NotQueueBottom:
[R_WriteIndex] = R2
RETF
///////////////////////////////////////////
// Function: Test Queue Status
// o/p: R1
// Destory: R1
///////////////////////////////////////////
F_SP_TestQueue_A2000:
F_SP_TestQueue_S480:
F_SP_TestQueue_S240:
F_SP_TestQueue_MS01:
F_SP_TestQueue_DVR:
F_SP_TestQueue:
//... Test Queue Empty ...
R1 = [R_ReadIndex]
cmp R1,[R_WriteIndex]
je L_TQ_QueueEmpty
//... Test Queue Full ...
R1 = [R_ReadIndex] // For N Queue Full: 1.R=0 and W=N-1 2. R<>0 and W=R-1
jnz L_TQ_JudgeCond2
R1 = [R_WriteIndex]
cmp R1, C_QueueSize-1 // Cond1
je L_TQ_QueueFull
L_TQ_JudgeCond2:
R1 = [R_ReadIndex]
R1 -=1
cmp R1,[R_WriteIndex]
je L_TQ_QueueFull
r1 = 0 // not Full, not empty
retf
L_TQ_QueueFull:
r1 = 1 // full
retf
L_TQ_QueueEmpty:
r1 = 2 // empty
retf
///////////////////////////////////////////////////////////////////////////////
// Function: The partial code of hardware setting of SACM_A2000_Initial()
// 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_:
R1=0x0000; // 24MHz, Fcpu=Fosc
[P_SystemClock]=R1 // Frequency 20MHz
R1 = 0x0030 // TimerA CKA=Fosc/2 CKB=1 Tout:off
[P_TimerA_Ctrl] = R1 // Initial Timer A
R1 = 0xfd00 // 16K
[P_TimerA_Data] = R1
R1 = 0x00A8 // Set the DAC Ctrl
[P_DAC_Ctrl] = R1
R1 = 0xffff
[P_INT_Clear] = R1 // Clear interrupt occuiped events
R1 =0x0000 //
R1 = [R_InterruptStatus] //
R1 |= C_FIQ_TMA // Enable Timer A FIQ
//R1 |= C_IRQ4_1KHz
[R_InterruptStatus] = R1 //
[P_INT_Ctrl] = R1 //
RETF
//////////////////////////////////////////////////////////////////
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