hdrv_s6b33b0a.msa

MP3 整个 SDK

Hdrv_InvBuffDataTrans:
        call StoreCE
        call Write_Display_Ram
lopfortransdata:
        ld  a,(de)
        cpl
        ld  (8000h),a
        inc de
        ld  a,(de)
        cpl
        ld  (8000h),a
        inc de
        dec bc
        ld  a,b
        or  c
        jr  nz,lopfortransdata
        call ReStoreCE
        ret

//=====================================================



////*******************************************************************************/
///* COLORREF Hdrv_RGB(BYTE red, BYTE green, BYTE blue );
//** FUNCTION:     Hdrv_RGB
//**
//** Description:  把用分量表示的颜色值转为系统颜色值 COLORREF
//**
//**  input
//**       BYTE red ： 红色灰度级
//**       BYTE green ：绿色灰度级
//**       BYTE blue ：蓝色灰度级
//**
//**  output
//**      COLORREF : 系统的颜色值
//********************************************************************************/
            //请在这填入你的代码
//            ret
//********************************************************************************/

////*******************************************************************************/
///* void Hdrv_SetDrawMode (BYTE mode );
//** FUNCTION:     Hdrv_SetDrawMode
//**
//** Description:  设置作图模式(横向还是纵向)
//**
//**  input
//**     BYTE mode:
//**        DrawModeH_def    //横向优先
//**        DrawModeV_def      //纵向优先
//**
//**  output
//**      none
//********************************************************************************/
Hdrv_SetDrawMode:
;set the draw window again after call this function

;      //请在这填入你的代码
    call StoreCE
    //ld c, 0a0h
    //call Write_Command
    ld  a,e
    ld  (DrawMode),a
    cp  DrawModeV_def
    jr  z,IsModeV
    jr  c,IsModeH
    cp  DrawModeHPic_def
    jr  z,lsModeHPic

lsModeVPic:
    ld c, 17h
    call Write_Command
    ld     c, 08h
    call   Write_Parameter
    jr Hdrv_SetDrawMode_ret
lsModeHPic:
    ld c, 17h
    call Write_Command
    ld    c, 04h
    call   Write_Parameter
    jr Hdrv_SetDrawMode_ret

IsModeH:
    ld     c, 17h
    call   Write_Command
    ld     c, 00h
    call   Write_Parameter
    jr Hdrv_SetDrawMode_ret
IsModeV:
    ld c, 17h
    call Write_Command
    ld    c, 01h
    call   Write_Parameter
Hdrv_SetDrawMode_ret:
    call ReStoreCE
    ret
//********************************************************************************/
////*******************************************************************************/
///*  void Hdrv_LightOnOff(bool OnOff);
//** FUNCTION:     Hdrv_LightOnOff
//**
//** Description:  开关背景灯
//**
//**  input
//**     bool OnOff: true:ON ; false:OFF
//**
//**  output
//**     none
//********************************************************************************/
Hdrv_LightOnOff:
                      
        xor a
        or  e
        jr  z,Light_OFF
Light_ON:       
        in     a, (LCMBL_GIO_DATA_REG)  //set GPIO_B2(Oled_BackLightPower) to 0
        and    LCMBL_CLR_BIT
        out     (LCMBL_GIO_DATA_REG),a        
       
          
      
        jr      Light_ONOFF
        
Light_OFF:
        in     a, (LCMBL_GIO_DATA_REG)  //set GPIO_B2 to 0
        or    LCMBL_SET_BIT
        out     (LCMBL_GIO_DATA_REG),a
        

Light_ONOFF:
        ret

/************************************************************/
/*  function:Write_Command                                  */
/*  input:register address to C register                    */
/*  process 1,set RS to 0;     2,write to (8000h)           */
/************************************************************/
Write_Command:
            in a, (LCMA0_GIO_DATA_REG)
            and  LCMA0_CLR_BIT                           //RS signal set to 0
            out (LCMA0_GIO_DATA_REG), a
            xor a
            ld (8000h),a  
            ld a, c
            ld (8000h),a
            ret

Write_Parameter:
        push af
        in      a,(LCMA0_GIO_DATA_REG)
        or      LCMA0_SET_BIT
        out     (LCMA0_GIO_DATA_REG),a
        ld a, c
        ld (8000h),a
        pop af
        ret

Store_R0:
        push af
        in    a, (LCMA0_GIO_DATA_REG)
        and    LCMA0_CLR_BIT                           //RS signal set to 0
        and    LCMA0_CLR_BIT
        out    (LCMA0_GIO_DATA_REG), a

    nop
    nop
    nop
    nop
    nop
     pop af
    ret
//Restore_R0:
//        push  af
//        in    a, (LCMA0_GIO_DATA_REG)
//        or    LCMA0_SET_BIT
//        or    LCMA0_SET_BIT               //RS signal set to 1
//        out   (LCMA0_GIO_DATA_REG), a
//
//        nop
//        nop
//        nop
//        nop
//        nop
//        pop af
//    ret
/************************
* void DmaDriver(char *Tab)
* DmaDriver
*
*************************/
//DmaDriver:
//        push   bc
//
//        ex     de,hl
//        ld     bc,0e06h
//lopforout:
//        outi
//        inc    c
//        xor a
//        or  b
//        jr  nz,lopforout
//
//        pop    bc
//
//
//
//DmaDriveL:
//        in a,(13h)
//        bit 0,a
//        jr nz,DmaDriveL
//        ret
/************************************************************/
/*  function: delay 10us                                    */
/*  input:                                                  */
/*  process                                                  */
/************************************************************/
Delay:
    push bc
    ld b, 200   
delay_loop:
    nop
    nop
    nop
    djnz delay_loop
    pop bc
    ret
    

Delay_10us:
        push bc
        ld  a, 255
delaycontinue:
        ld  b,255
loop1us: djnz  loop1us
        dec a
        jr nz, delaycontinue
        pop bc
        ret


/************************************************************/
/*  function: delay 10us                                    */
/*  input:                                                  */
/*  process                                                  */
/************************************************************/
//StoreCE:
//        di
//        ld hl,37h
//        inc (hl)
//        in  a,(0x02)
//        cp 10h
//        jr z,StoreCE_end     
//        ld  (CEPort_Sav),a
//        or  0x10            //ce2-
//        and 0xd7
//        out (0x02),a
//StoreCE_end:
//        ret

StoreCE:
//        di
//        ld hl,37h
//        inc (hl)
//        in  a,(LCMCE_GIO_DATA_REG)
//        cp 20h
//        jr z,StoreCE_end     
//        ld  (CEPort_Sav),a
////        or  0x20            //ce2-
        ld  a,(LCMCE_GIO_DATA_REG)
        and LCMCE_CLR_BIT
        out (LCMCE_GIO_DATA_REG),a
StoreCE_end:
        ret



/************************************************************/
/*  function: delay 10us                                    */
/*  input:                                                  */
/*  process                                                  */
/************************************************************/
//ReStoreCE:
//        ld  a,(CEPort_Sav)
//        out (0x02),a
//        ld hl,37h
//        dec (hl)
//        jr nz,NotEI
//        ei
//NotEI:
//        ret

ReStoreCE:
//        ld  a,(CEPort_Sav)
        ld  a,(LCMCE_GIO_DATA_REG)
        or LCMCE_SET_BIT
        out (LCMCE_GIO_DATA_REG),a
//        ld hl,37h
//        dec (hl)
//        jr nz,NotEI
//        ei
//NotEI:
        ret
DrawMode   defb  0
Save_eeReg   defb  0
Reg00_buf   defb  0
//Dsc_Lcd_Dma_Out_Table
//        //源地址设置
//        defw  0000h        //源地址 L|H 格式 (a0-a15)
//        defb  00h          //源地址 (a16-a23)
//        defb  40h          //源地址在哪段空间及地址(a24-a28)
//        defb  07h          //源地址在 zram 中的哪一页
//
//        //目标地址设置
//        defw  8000h        //目标地址 L|H 格式 (a0-a15)
//        defb  00h          //目标地址 (a16-a23)
//        defb  0cch         //目标地址在哪段空间及地址(a24-a28)
//        defb  00h          //目标地址在 zram 中的哪一页
//
//        //传送数据的 byte 数
//        defb  0ffh,01h     //传送数据的数量
//
//        //传送模式及wait state 设置
//        defb  40h         //3 wait state
//
//        //启动传送
//        defb  01h
end