www.pudn.com > Bit1611_demo_code.rar > FONT.C

/* ********************************************************************** 
 
         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: FONT.C - User Font. 
 
    Purpose: Implementation of FONT. 
 
    Version: 0.01                                   10:41AM  2005/11/18 
 
    Compiler: Keil 8051 C Compiler v8.01 
 
    Reference: 
    [1] BIT1611B Data Sheet Version 1.0, 2005-11-10, 
        Beyond Innovation Technology 
 
   ---------------------------------------------------------------------- 
    Modification: 
 
    R0.01 10:41AM  2005/11/18 Jeffrey Chang 
    Reason: 
        1. Original. 
    Solution: 
 
   ********************************************************************** */ 
 
#define _FONT_C_ 
 
/* ------------------------------------ 
    Header Files 
   ------------------------------------ */ 
#include "bitek.h" 
#include "font.h" 
#include "led.h" 
#include "osd.h" 
#include "vp.h" 
 
 
/* ------------------------------------ 
    Macro Definitions 
   ------------------------------------ */ 
 
/* ------------------------------------ 
    Type Definitions 
   ------------------------------------ */ 
 
 
/* ------------------------------------ 
    Variables Definitions 
   ------------------------------------ */ 
 
 
/* ------------------------------------ 
    Function Prototypes 
   ------------------------------------ */ 
static void FONT_SetUserFontRAM(UB8 bTargetIdx, UB8 bSourceIdx); 
 
 
 
/* ------------------------------------------------------------------- 
    Name: FONT_SetUserFontRAM - 
    Purpose: To setup User Font RAM for monochrome and color font. 
    Passed: None. 
    Returns: None. 
    Notes: 
   ------------------------------------------------------------------- */ 
void FONT_SetUserFontRAM ( 
UB8 bTargetIdx,     // User Font: 0x00..0x0F, OSD Code: 0x70..0x7F 
UB8 bSourceIdx      // 0x00..0x0F 
) 
{ 
    UB8 b162; 
         
         
    b162 = BITEK_RxByte(VP_MAD, VP_162_EXTOSD_ATTR) & ~VP_MASK_BANK_SEL; 
 
    if (bTargetIdx < 0x08) 
        // Bank 0 
        BITEK_TxByte(VP_MAD, VP_162_EXTOSD_ATTR, b162); 
    else 
        // Bank 1 
        BITEK_TxByte(VP_MAD, VP_162_EXTOSD_ATTR, b162 | VP_MASK_BANK_SEL); 
 
    bTargetIdx &= 0x07; 
 
    BITEK_TxBurst(VP_MAD, 
                  VP_0700_07FF_USER_FONT_RAM + FONT_USER_SIZE * bTargetIdx, 
                  FONT_USER_SIZE, 
                  &abUserFont[ bSourceIdx ][ 0 ] 
                 ); 
} /* FONT_SetUserFontRAM */ 
 
 
/* ------------------------------------------------------------------- 
    Name: FONT_Init - 
    Purpose: Initiate FONT. 
    Passed: None. 
    Returns: None. 
    Notes: 
   ------------------------------------------------------------------- */ 
void FONT_Init (void) 
{ 
    // User Font 0x0F (0x7F) for BITEK icon ! 
    FONT_SetUserFontRAM(0x0F, 0x00); 
 
    // User Font 0x0E (0x7E) for SHARPNESS icon ! 
    FONT_SetUserFontRAM(0x0E, 0x01); 
 
    // User Font 0x0D (0x7D) for IMAGE FILTER icon ! 
    FONT_SetUserFontRAM(0x0D, 0x02); 
 
    // User Font 0x0C (0x7C) for MIRROR icon ! 
    FONT_SetUserFontRAM(0x0C, 0x03); 
 
    // User Font 0x0B (0x7B) for DISPLAY MODE icon ! 
    FONT_SetUserFontRAM(0x0B, 0x04); 
} /* FONT_Init */ 
 
/* ------------------------------------------------------------------- 
    Name:  - 
    Purpose: . 
    Passed: None. 
    Returns: None. 
    Notes: 
   ------------------------------------------------------------------- */ 
 
 
/* ********************************************************************** 
 
    Description: 
 
   ********************************************************************** */ 
 
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