vfd_hw.h

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/***************    MTK CONFIDENTIAL & COPYRIGHTED     ****************/
/***************                                       ****************/
/*************** Description : VFD Driver Header File  ****************/
/***************                                       ****************/
/***************                                       ****************/
/***************     Company : MediaTek Inc.           ****************/
/***************  Programmer : Harrison Hsieh          ****************/
/**********************************************************************/
#include "..\..\Pindef.h"  //add by danvar070614 for VFD

BYTE xdata _bVfdKeyScan;
BYTE xdata _bVfdState;         // for vfd state machine


#ifdef VFD_SUPPORT

#ifndef _VFD_HW_H_
#define _VFD_HW_H_

#ifndef _SHM_CHK_C_
//sbit          STROBE_PIN     =  P1^5;
//sbit          DATA_PIN    =  P1^4;
//sbit          STROBE_PIN     =  P1^5;//danvar070614
sbit          DATA_PIN    =  P1^7;
  #ifdef BANK_NO
    #if (BANK_NO > 4)
sbit          CLK_PIN     =  P1^6;
//sbit          CLK_PIN     =  P1^3;
    #else
//sbit          CLK_PIN     =  P1^2;
sbit          CLK_PIN     =  P1^3;

    #endif
  #else
//sbit          CLK_PIN     =  P1^2;
sbit          CLK_PIN     =  P1^3;
  #endif
#endif /* !_SHM_CHK_C_ */




#ifdef VFD_16311
#define QUEUEMARKSIZE     6
#elif defined(LCD_HT1621)
#define QUEUEMARKSIZE     4
#else  
#define QUEUEMARKSIZE     3
#endif
BYTE xdata _bVfdQueueMark[QUEUEMARKSIZE];       // for 16311

//BYTE xdata _bVfdUpdateWrIdx;        // may replace it in DRAM
BOOL _fgVfdHold;
BOOL _fgVfdFlash;
BYTE xdata _bLedPort;

#ifdef PANEL_LED
BOOL _fgLedChange;
BYTE _bLedState;
BOOL _fgLedOnOff;
#endif

BYTE xdata _bVfdDiscPos;
BYTE xdata _bVfdTimer;
BYTE xdata _bVfdFlashTimer;
BYTE xdata _bVfdPulseLvl;

// never change
#define VFD_ADDR_LIMIT      50
#define VFD_UNKNOWN_ADDR    0xff

#ifdef VFD_16311
#define VFD_MAX_ADDR          48     // for 16311
#elif defined(LCD_HT1621)
#define VFD_MAX_ADDR          32     // for HT1621
#else
#define VFD_MAX_ADDR          22     // for 16312
#endif

#ifdef LCD_HT1621
#define LCD_CMD               0x04
#define LCD_WRITE             0x05
#define LCD_READ              0x06

#define LCD_SYS_DIS           0x00
#define LCD_SYS_EN            0x01
#define LCD_OFF               0x02 
#define LCD_ON                0x03
#define LCD_TIMER_DIS         0x04
#define LCD_WDT_DIS           0x05
#define LCD_TIMER_EN          0x06
#define LCD_WDT_EN            0x07
#define LCD_TONE_OFF          0x08
#define LCD_TONE_ON           0x09
#define LCD_CLR_TIMER         0x0c
#define LCD_CLR_WDT           0x0e
#define LCD_XTAL_32K          0x14
#define LCD_RC_256K           0x18
#define LCD_EXT_256K          0x1c
#define LCD_BIAS12_COM2       0x20  // 1/2 bias, 2 commons
#define LCD_BIAS12_COM3       0x24  // 1/2 bias, 3 commons
#define LCD_BIAS12_COM4       0x28  // 1/2 bias, 4 commons
#define LCD_BIAS13_COM2       0x21  // 1/3 bias, 2 commons
#define LCD_BIAS13_COM3       0x25  // 1/3 bias, 3 commons
#define LCD_BIAS13_COM4       0x29  // 1/3 bias, 4 commons
#define LCD_TONE_4K           0x40
#define LCD_TONE_2K           0x60
#define LCD_IRQ_DIS           0x80
#define LCD_IRQ_EN            0x88
#define LCD_F1                0xa0
#define LCD_F2                0xa1
#define LCD_F4                0xa2
#define LCD_F8                0xa3
#define LCD_F16               0xa4
#define LCD_F32               0xa5
#define LCD_F64               0xa6
#define LCD_F128              0xa7
#define LCD_TOPT              0xe0
#define LCD_TNORMAL           0xe3
#endif  // LCD_HT1621

#define DATA_SET_INC   0x40        // increamental address(to display memory)
#define DATA_SET_FIX   0x44       // fixed address(to display memory
#define DATA_SET_LED   0x41       // write data to led port

#define ADDR_SET       0xC0
#define KEY_SCAN       0x42
#ifdef VFD_16311
#define SCANSIZE       48
#else
#define SCANSIZE       24
#endif
// may change depends on customer's VFD

#define VFD_DISP_MEM_SIZE          VFD_MAX_ADDR
#define VFD_SEG_BAK_SIZE           MAX_SEG_SEQ_NUM

#define VFD_SHADOW_TOTAL_SZ       (VFD_DISP_MEM_SIZE * 2) +  (VFD_SEG_BAK_SIZE * 2) + 4






#define SI_VFD_TMPBUF_START       SI_VFD_SHADOW_START + VFD_DISP_MEM_SIZE
#define SI_VFD_UPDATE_WRIDX       SI_VFD_SEG_ORG + VFD_SEG_BAK_SIZE
#define SI_VFD_PULSEWIDTH         SI_VFD_UPDATE_WRIDX + 1
#define SI_VFD_SEG_BAK            SI_VFD_TMPBUF_START + VFD_DISP_MEM_SIZE
#define SI_VFD_SEG_ORG            SI_VFD_SEG_BAK + VFD_SEG_BAK_SIZE



// hardware related macro
/*#define vVfdStrobe(fgFlag) {                \
STROBE_PIN = fgFlag; \
_nop_();           \
}*/

#define vVfdStrobe(fgFlag)    { \
        InitIoPIN_GPIO2(0);\	
       WriteIoPIN_GPIO2(fgFlag);\                    
	_nop_();           \
}


#define vVfdClk(fgFlag) {                \
CLK_PIN = fgFlag;   \
_nop_();           \
}

#define vVfdData(fgFlag) {                \
DATA_PIN = fgFlag;   \
_nop_();             \
}

#define vVfdCombineBit(bData)   DATA_PIN = (bData & 0x1)

// queue/ring buffer related define
#define vVfdSetQueueMark(bAddr)  _bVfdQueueMark[(bAddr >> 3)] = (_bVfdQueueMark[(bAddr >> 3)] | (1 << (bAddr % 8)))
#define vVfdClrQueueMark(bAddr)  _bVfdQueueMark[(bAddr >> 3)] = (_bVfdQueueMark[(bAddr >> 3)] & (~(1 << (bAddr % 8))))
#define fgVfdQueueMark(bAddr)    ((_bVfdQueueMark[(bAddr >> 3)] & (1 << (bAddr % 8))) > 0)




// local function defined here
static void vVfdUpdate(BYTE bTmp) large;
static void vVfdWrite(BYTE bAddr) large;
static void vVfdWriteQueue(BYTE bAddr, BYTE bData) large;
static void vVfdUpdateState(void) large;  // update into the VFD display memory
static void vVfdSequenceUpdate(BYTE bSize, BYTE *pbData, WORD wSegInfo) large;
static void vVfdLedUpdate(void) large;
static void vVfdKeyScan(BOOL fgPwrDown) large;

static void vVfdRecoverSeg(void) large;
static void vVfdDirectWrite(BYTE bAddr, BYTE bData) large;
static void vVfdFlashState(void) large;
static void vDirectSequenceUpd(BYTE bSize,BYTE *pbData, WORD wSegInfo) large;




// VFD state
#define VFD_STATE_MEM_UPDATE      0
#define VFD_STATE_LED_UPDATE      1
#define VFD_STATE_KEY_SCAN        2



#endif

#else
code BYTE _pbVfdDummy[] = {
0
};
#endif