por.c

Bitek 公司 bit1611b模拟屏驱动芯片外接MCU驱动DEMO源码

/* **********************************************************************

         Copyright (c) 2002-2006 Beyond Innovation Technology Co., Ltd

        All rights are reserved. Reproduction in whole or in parts is
    prohibited without the prior written consent of the copyright owner.
   ----------------------------------------------------------------------

    Module: POR.C - Power-On-Reset.

    Purpose: Implementation of POR module.

    Version: 0.01                                   11:26AM  2005/11/17

    Compiler: Keil 8051 C Compiler v8.01

    Reference:

   ----------------------------------------------------------------------
    Modification:

    R0.01 11:26AM  2005/11/17 Jeffrey Chang
    Reason:
        1. Original.
    Solution:

   ********************************************************************** */

#define _POR_C_

/* ------------------------------------
    Header Files
   ------------------------------------ */
#include "bitek.h"
#include "dispatch.h"
#include "eeprom.h"
#include "font.h"
#include "i2c.h"
#include "key.h"
#include "led.h"
#include "mcu.h"
#include "menu.h"
#include "osd.h"
#include "platform.h"
#include "por.h"
#include "timer.h"
#include "yuv.h"


#if (AUDIO_CFG != AUDIO_00_NONE)
    #include "audio.h"
#endif

#if (IR_CFG != IR_00_UNUSE)
    #include "ir.h"
#endif

#if (TFT_CFG == TFT_49_AUO_A025DL01)        ||  \
    (TFT_CFG == TFT_58_TOPPOLY_TD025THEB2)
    #include "spi.h"
#endif

#if (PROJECT == DMO04012501)
    #include "tuner.h"
#endif


/* ------------------------------------
    Macro Definitions
   ------------------------------------ */

/* ------------------------------------
    Type Definitions
   ------------------------------------ */


/* ------------------------------------
    Variables Definitions
   ------------------------------------ */

/* ------------------------------------
    Function Prototypes
   ------------------------------------ */


/* -------------------------------------------------------------------
    Name: POR_Init -
    Purpose: To initialize system power-on reset module.
    Passed: None.
    Returns: None.
    Notes:
   ------------------------------------------------------------------- */
void POR_Init (void)
{
    /* Initiate MCU */
    MCU_Init();

    /* Initiate TIMER */
    TIMER_Init();

    /* Initiate KEY */
    KEY_Init();

    /* Initiate I2C */
    I2C_Init();

    /* Initiate BITEK */
    BITEK_Init();

    #if (MENU_STYLE_CFG == MENU_STYLE_SCROLLING_6)
    AUDIO_Init();
    #endif

    /* Initiate DISPATCH */
    DISPATCH_Init();

    /* Initiate LED */
    LED_Init();


    /* Initiate EEPROM */
    EEPROM_Init();



    #if (TFT_CFG == TFT_49_AUO_A025DL01)        ||  \
        (TFT_CFG == TFT_58_TOPPOLY_TD025THEB2)
    SPI_Init();
    #endif

    /* [4]87 Enable all interrupts */
    EA = 1;


    /* ::::::::::::::::::::::::::::::::::::
        To recall all data structures (EGD and EYD) from EEPROM !
       :::::::::::::::::::::::::::::::::::: */
    #if (PLATFORM_CFG == PLATFORM_04_DMO1611S0)
    // (04)PLATFORM_04_DMO1611S0 (VID502-002-031,BIT1611BS0)

    // To turn on DC POWER for EEPROM !
    MCU_DC_ON;
    // To ensure DC POWER is stable !
    TIMER_DelayMS(100);
    #endif


    // To read EGD !
    EEPROM_RxBurst(EGD_ADDR, sizeof(tEGD), (UB8 *)&tsEGD);

    // To read EYD !
    EEPROM_RxBurst(EYD_ADDR, sizeof(tEYD), (UB8 *)&tsEYD);

    // To initiate EEPROM with default-values
    //  when
    //      (1) PROJECT CODE doesn't match !
    //      (2) Both UP and DOWN keys are pressed
    if ((tsEGD.ulProjectCode != CODE_PROJECT)   ||
        (KEY_BufferOut() == KEY_UP_DOWN)            )
    {
        // To initiate EEPROM with default values
        EEPROM_Default();

        // To read EGD !
        EEPROM_RxBurst(EGD_ADDR, sizeof(tEGD), (UB8 *)&tsEGD);

        // To read EYD !
        EEPROM_RxBurst(EYD_ADDR, sizeof(tEYD), (UB8 *)&tsEYD);

        #ifdef NOT_JUNK
        tsEGD = tsEGD_Default;
        tsEYD = tsEYD_Default;
        #endif

        LED_YELLOW_BLINK_ON;
    }

    #if (PLATFORM_CFG == PLATFORM_04_DMO1611S0)
    // (04)PLATFORM_04_DMO1611S0 (VID502-002-031,BIT1611BS0)

    // To turn off DC POWER for EEPROM !
    MCU_DC_OFF;
    #endif



    #if (IR_HW_CFG == IR_HW_BIT1611B)

    // To reset VP
    VP_HardwareReset();

    // To reset VD
    YUV_HardwareReset();

    /* Initiate VP */
    VP_Init();

    /* Initiate YUV */
    YUV_Init();

    /* Initiate IR */
    IR_Init();

    YUV_SetSourceMode(tsEYD.bYUV_ID);

    #elif (IR_HW_CFG == IR_HW_NONE)

    // Nothing !

    #else

    IR_Init();

    #endif // IR_CFG
} /* POR_Init */


/* -------------------------------------------------------------------
    Name: POR_PowerOn -
    Purpose:
        To turn on DC power and backlight module.
    Passed: None.
    Returns: None.
    Notes:
        1. Turn on DC.
        1. Turn on Backlight.
        2. Initiate VP.

   ------------------------------------------------------------------- */
void POR_PowerOn (void)
{
    // To turn on POWER !
    MCU_DC_ON;

    // To turn off Backlight
    MCU_BL_OFF;

    // To turn off PANEL POWER
    MCU_PANEL_OFF;


    // LED GREEN ON !
    LED_GREEN_BLINK_OFF;
    LED_GREEN_ON;


    #if (IR_HW_CFG == IR_HW_BIT1611B)
    // Nothing !

    /* Initiate VP */
    VP_Init();

    /* Initiate YUV */
    YUV_Init();

    /* Initiate IR */
    IR_Init();

    YUV_SetSourceMode(tsEYD.bYUV_ID);

    #else
    // To reset VP
    VP_HardwareReset();

    // To reset VD
    YUV_HardwareReset();

    /* Initiate VP */
    VP_Init();

    /* Initiate YUV */
    YUV_Init();

    YUV_SetSourceMode(tsEYD.bYUV_ID);

    #endif



    #if (TFT_CFG == TFT_49_AUO_A025DL01)        ||  \
        (TFT_CFG == TFT_58_TOPPOLY_TD025THEB2)
    SPI_PowerOn();
    #endif

    /* Initiate OSD */
    OSD_Init();

    // To setup User Font !
    FONT_Init();

    /* Initiate MENU */
    MENU_Init();

    #if (PROJECT == DMO04012501)
    TUNER_Init();
    #endif

    // To show Video Source Name !
    OSD_ShowMsg(OSD_MESSAGE,
                OSD_X_SOURCE,
                OSD_Y_SOURCE,
                apbYUV_Source[ tsEYD.bYUV_ID ]);

    OSD_EnableWindow(OSD_MESSAGE, ON);


    // To turn on PANEL POWER !
    MCU_PANEL_ON;


    // Backligh should be turned on after PWM signal is applied.
    MCU_BL_ON;

    // To flush KEY buffer !
    KEY_BufferFlush();

    // To avoid bouncing Power On/Off !
    fKeyReleased = FALSE;

    // To change system state !
    bSystemState = SYSTEM_POWER_ON;

    #if (MENU_STYLE_CFG == MENU_STYLE_SCROLLING_6)
    AUDIO_FadeInVolume(tsEGD.wVolume);
    #endif
} /* POR_PowerOn */


/* -------------------------------------------------------------------
    Name: POR_PowerOff -
    Purpose:
        To turn off DC and backlight modules.
    Passed: None.
    Returns: None.
    Notes:
        1. To power off LCD panel.
   ------------------------------------------------------------------- */
void POR_PowerOff (void)
{
    // Backlight should be turned off before DC power is turned off.
    MCU_BL_OFF;

    // To turn off PANEL POWER !
    MCU_PANEL_OFF;

    #if (MENU_STYLE_CFG == MENU_STYLE_SCROLLING_6)
    AUDIO_FadeOutVolume(tsEGD.wVolume);
    #endif

    // LED !
    LED_RED_BLINK_OFF;
    LED_RED_OFF;

    LED_GREEN_BLINK_ON;

    #if (TFT_CFG == TFT_49_AUO_A025DL01)        ||  \
        (TFT_CFG == TFT_58_TOPPOLY_TD025THEB2)
    SPI_PowerOff();
    #endif

    TIMER_DelayMS(60);

    // To flush KEY buffer !
    KEY_BufferFlush();

    // To avoid bouncing Power On/Off !
    fKeyReleased = FALSE;

    // To change system state !
    bSystemState = SYSTEM_POWER_OFF;


    // To turn off DC POWER !
    MCU_DC_OFF;
} /* POR_PowerOff */


/* -------------------------------------------------------------------
    Name:  -
    Purpose: .
    Passed: None.
    Returns: None.
    Notes:
   ------------------------------------------------------------------- */


/* **********************************************************************

    Description:


   ********************************************************************** */

/* %% End Of File %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */