?? lcd_msg.c
字號:
#define __MESSAGE__
#include "reg52.h"
#include "MAIN_DEF.H"
#include "CONFIG.H"
#include "ACCESS.H"
#include "LCD_FUNC.H"
#include "LCD_MSG.H"
#include "LCD_MAIN.H"
#include "LCD_OSD.H"
#include "MTV512.H"
unsigned char GetKeyState(void)
{
unsigned char ucKeyState=0;
#if (IRPOLLING)
{
Data[0] = (1 < ucIR_State) ? 0 : ucIR_Cmd[0];
if (Data[0])
{
switch (Data[0])
{
#if (POWER_KEY_TYPE == TYPE_ONE_TOUCH)
// Only when power-key is one-touch style, you can use IR remote controller to switch power on/off
case IR_POWER_KEY : ucKeyState=ucKeyState|POWER_KEY_MASK; break;//0x10
#endif
// Use IR to implement standard key
case IR_ENTER_KEY : ucKeyState=ucKeyState|ENTER_KEY_MASK; break;//0x02
// Other IR function key
default :
ucKeyState=ucKeyState|IR_KEY_MASK;
#if (VIDEO_CHIP != VDC_NONE)
switch (Data[0])
{
case IR_FUNC_SOURCE : Data[0] = NOTIFY_IR_SOURCE; break;//0x1a
case IR_FUNC_DISP : Data[0] = NOTIFY_IR_DISP; break;//0x1b
case IR_FUNC_JUMP : Data[0] = NOTIFY_IR_JUMP; break;//0x1c
case IR_FUNC_CHDEC : Data[0] = NOTIFY_IR_CHDEC; break;//0x1d
case IR_FUNC_CHINC : Data[0] = NOTIFY_IR_CHINC; break;//0x1e
case IR_FUNC_VOLINC : Data[0] = NOTIFY_IR_VOLINC; break;//0x1f
case IR_FUNC_VOLDEC : Data[0] = NOTIFY_IR_VOLDEC; break;//0x20
case IR_FUNC_MENU : Data[0] = NOTIFY_IR_MENU; break;//0x21
case IR_FUNC_CHNUM : Data[0] = NOTIFY_IR_CHNUM; break;//0x22
case IR_FUNC_MUTE : Data[0] = NOTIFY_IR_MUTE; break;//0x23
case IR_FUNC_NUM0 : Data[0] = NOTIFY_IR_NUM0; break;//0x10
case IR_FUNC_NUM1 : Data[0] = NOTIFY_IR_NUM1; break;//0x11
case IR_FUNC_NUM2 : Data[0] = NOTIFY_IR_NUM2; break;//0x12
case IR_FUNC_NUM3 : Data[0] = NOTIFY_IR_NUM3; break;//0x13
case IR_FUNC_NUM4 : Data[0] = NOTIFY_IR_NUM4; break;//0x14
case IR_FUNC_NUM5 : Data[0] = NOTIFY_IR_NUM5; break;//0x15
case IR_FUNC_NUM6 : Data[0] = NOTIFY_IR_NUM6; break;//0x16
case IR_FUNC_NUM7 : Data[0] = NOTIFY_IR_NUM7; break;//0x17
case IR_FUNC_NUM8 : Data[0] = NOTIFY_IR_NUM8; break;//0x18
case IR_FUNC_NUM9 : Data[0] = NOTIFY_IR_NUM9; break;//0x19
case IR_LEFT_KEY : Data[0] = NOTIFY_IR_LEFT_KEY; break;//0x19
case IR_RIGHT_KEY : Data[0] = NOTIFY_IR_RIGHT_KEY; break;//0x19
default : ucKeyState = 0; break;
}
#endif
break;
}
}
}//#if (IRPOLLING)
#endif
if(!bRIGHT_KEY)
ucKeyState=ucKeyState|RIGHT_KEY_MASK;
if(!bLEFT_KEY)
ucKeyState=ucKeyState|LEFT_KEY_MASK;
if(!bENTER_KEY)
ucKeyState=ucKeyState|ENTER_KEY_MASK;
if(!bAUTO_KEY)
ucKeyState=ucKeyState|AUTO_KEY_MASK;
if(!bPOWER_KEY)
ucKeyState=ucKeyState|POWER_KEY_MASK;
#if (KEY_TYPE == KEY_6)
if(!bEXIT_KEY)
ucKeyState=ucKeyState|EXIT_KEY_MASK;
#endif
#if (TV_CHIP != TV_NONE)
if(!bCHINC_KEY)
ucKeyState=ucKeyState|CHINC_KEY_MASK;
if(!bCHDEC_KEY)
ucKeyState=ucKeyState|CHDEC_KEY_MASK;
#endif
return ucKeyState;
}
// Key_Trans() is used for generating key related messages, including OSD timout message.
// You can just issue the message or execute system default function, like changing input source.
// BE CAREFUL !! YOU CANNOT CHANGE ANY OSD STATUS REGISTERS OR CALL ANY OSD PROCESS HERE !!
// You should not expect OSD_Proc() can always receive your message.
// Because main program will shield OSD process from been triggered when input signal isn't stable,
// and terminate OSD process when input source is changed.
unsigned char Key_Trans()
{
static unsigned char idata ucP3_Prev = 0;
static unsigned char idata ucP3_Curr = 0;
static unsigned char idata ucKey_Repeat = 0;
unsigned char ucNotify = NOTIFY_NONE;
// Save the previous key status
ucP3_Prev = ucP3_Curr;
// Sample the current key status
ucP3_Curr = GetKeyState();
#if (POWER_KEY_TYPE == TYPE_TWO_STATE)
// We MUST handle power-key first.
if (bPower_Status)
{
if (ucP3_Curr & POWER_KEY_MASK)
ucP3_Curr ^= POWER_KEY_MASK; // Go further to handle other keys (and mask power-key)
else
{
Delay_Xms(20);
ucP3_Prev = ucP3_Curr;
ucP3_Curr = GetKeyState();
if (ucP3_Curr & POWER_KEY_MASK)
ucP3_Curr ^= POWER_KEY_MASK; // Go further to handle other keys (and mask power-key)
else
return NOTIFY_POWERDOWN;
}
}
else
{
if (ucP3_Curr & POWER_KEY_MASK)
{
ucKey_Issued = 0;
Delay_Xms(20);
ucP3_Prev = ucP3_Curr;
ucP3_Curr = GetKeyState();
if (ucP3_Curr & POWER_KEY_MASK)
return NOTIFY_POWERUP;
else
return NOTIFY_NONE;
}
else
return NOTIFY_NONE;
}
#else // POWER_KEY_TYPE is TYPE_ONE_TOUCH
if (bPower_Status)
{
if (POWER_KEY_MASK & ucP3_Curr)
{
if ((ucP3_Prev ^ ucP3_Curr) & POWER_KEY_MASK)
{
Delay_Xms(20);
ucP3_Curr = GetKeyState();
if ((ucP3_Prev ^ ucP3_Curr) & POWER_KEY_MASK)
{
#if (AUDIO_TYPE == AUDIO_SC7313)
Data[0] = 4;
Data[1] = ADDR_SC7313;
Data[2] = 0xbf; // Front right - mutedB 10111111b
Data[3] = 0x9f; // Front left - mutedB 10011111b
I2CWrite(Data);
#endif
#if (AUDIO_TYPE == AUDIO_62429)
bAUDIO_PD = 0;
#endif
#if(OUTPUT_BUS == RSDS_TYPE) //V230
RTDCodeW(RTD_PW12V_DOWN);
#endif
return NOTIFY_POWERDOWN;
}
else
return NOTIFY_NONE;
}
}
}
else
{
if (POWER_KEY_MASK & ucP3_Curr)
{
if ((ucP3_Prev ^ ucP3_Curr) & POWER_KEY_MASK)
{
ucKey_Issued = 0;
Delay_Xms(20);
ucP3_Curr = GetKeyState();
if ((ucP3_Prev ^ ucP3_Curr) & POWER_KEY_MASK)
{
#if (AUDIO_TYPE == AUDIO_SC7313)
Data[0] = 4;
Data[1] = ADDR_SC7313;
Data[2] = 0xb4; // Front right - mutedB 10111111b
Data[3] = 0x94; // Front left - mutedB 10011111b
I2CWrite(Data);
#endif
#if (AUDIO_TYPE == AUDIO_62429)
bAUDIO_PD = 1;
#endif
return NOTIFY_POWERUP;
}
else
return NOTIFY_NONE;
}
else
return NOTIFY_NONE;
}
}
#endif
// Generate Key Messages
switch (ucP3_Curr)
{
case AUTO_KEY_MASK :
if(ucOSD_Page_Index)
#if(IRPOLLING)
usOSD_Timer = (unsigned int)stGUD1.OSD_TIMEOUT * 34;
#else
usOSD_Timer = (unsigned int)stGUD1.OSD_TIMEOUT * 51;
#endif
if ((ucP3_Prev ^ ucP3_Curr) & AUTO_KEY_MASK)
{
ucKey_Issued = 0;
ucNotify = NOTIFY_AUTO_KEY;
}
break;
#if (KEY_TYPE == KEY_6)
case EXIT_KEY_MASK :
if(ucOSD_Page_Index)
#if(IRPOLLING)
usOSD_Timer = (unsigned int)stGUD1.OSD_TIMEOUT * 34;
#else
usOSD_Timer = (unsigned int)stGUD1.OSD_TIMEOUT * 51;
#endif
if ((ucP3_Prev ^ ucP3_Curr) & EXIT_KEY_MASK)
{
ucKey_Issued = 0;
ucNotify = NOTIFY_EXIT_KEY;
}
break;
#endif
case CHINC_KEY_MASK :
#if(IRPOLLING)
usOSD_Timer = (unsigned int)stGUD1.OSD_TIMEOUT * 34;
#else
usOSD_Timer = (unsigned int)stGUD1.OSD_TIMEOUT * 51;
#endif
if ((ucP3_Prev ^ ucP3_Curr) & CHINC_KEY_MASK)
{
ucKey_Issued = 0;
ucNotify = NOTIFY_CHINC_KEY;
ucKey_Repeat = KEY_REPEAT_COUNT;
}
else
{
if (ucKey_Repeat)
ucKey_Repeat -= 1;
else
{
if (KEY_TURBO_ENABLE > ucKey_Issued)
{
ucKey_Issued += 1;
ucKey_Repeat = KEY_REPEAT_PERIOD;
}
else
ucKey_Repeat = 0;
ucNotify = NOTIFY_CHINC_KEY; // Post CHINC-key repeat message
}
}
break;
case CHDEC_KEY_MASK :
#if(IRPOLLING)
usOSD_Timer = (unsigned int)stGUD1.OSD_TIMEOUT * 34;
#else
usOSD_Timer = (unsigned int)stGUD1.OSD_TIMEOUT * 51;
#endif
if ((ucP3_Prev ^ ucP3_Curr) & CHDEC_KEY_MASK)
{
ucKey_Issued = 0;
ucNotify = NOTIFY_CHDEC_KEY;
ucKey_Repeat = KEY_REPEAT_COUNT;
}
else
{
if (ucKey_Repeat)
ucKey_Repeat -= 1;
else
{
if (KEY_TURBO_ENABLE > ucKey_Issued)
{
ucKey_Issued += 1;
ucKey_Repeat = KEY_REPEAT_PERIOD;
}
else
ucKey_Repeat = 0;
ucNotify = NOTIFY_CHDEC_KEY; // Post CHINC-key repeat message
}
}
break;
case ENTER_KEY_MASK :
if ((ucP3_Prev ^ ucP3_Curr) & ENTER_KEY_MASK)
{
ucKey_Issued = 0;
#if(IRPOLLING)
usOSD_Timer = (unsigned int)stGUD1.OSD_TIMEOUT * 34;
#else
usOSD_Timer = (unsigned int)stGUD1.OSD_TIMEOUT * 51;
#endif
ucNotify = NOTIFY_ENTER_KEY; // Post enter-key pressed message
ucKey_Repeat = KEY_REPEAT_COUNT * 8;
}
else
{
if (ucKey_Repeat)
ucKey_Repeat -= 1;
else
{
if (ucOSD_Page_Index)
{
usOSD_Timer = 0;
ucNotify = NOTIFY_CLEAR_OSD;
}
}
}
break;
case RIGHT_KEY_MASK :
#if(IRPOLLING)
usOSD_Timer = (unsigned int)stGUD1.OSD_TIMEOUT * 34;
#else
usOSD_Timer = (unsigned int)stGUD1.OSD_TIMEOUT * 51;
#endif
if ((ucP3_Prev ^ ucP3_Curr) & RIGHT_KEY_MASK)
{
ucKey_Issued = 0;
ucNotify = NOTIFY_RIGHT_KEY; // Post right-key pressed message
ucKey_Repeat = KEY_REPEAT_COUNT;
}
else
{
if (ucKey_Repeat)
ucKey_Repeat -= 1;
else
{
if (KEY_TURBO_ENABLE > ucKey_Issued)
{
ucKey_Issued += 1;
ucKey_Repeat = KEY_REPEAT_PERIOD;
}
else
ucKey_Repeat = 0;
ucNotify = NOTIFY_RIGHT_KEY; // Post right-key repeat message
}
}
break;
case LEFT_KEY_MASK :
#if(IRPOLLING)
usOSD_Timer = (unsigned int)stGUD1.OSD_TIMEOUT * 34;
#else
usOSD_Timer = (unsigned int)stGUD1.OSD_TIMEOUT * 51;
#endif
if ((ucP3_Prev ^ ucP3_Curr) & LEFT_KEY_MASK)
{
ucKey_Issued = 0;
ucNotify = NOTIFY_LEFT_KEY; // Post left-key pressed message
ucKey_Repeat = KEY_REPEAT_COUNT;
}
else
{
if (ucKey_Repeat)
ucKey_Repeat -= 1;
else
{
if (KEY_TURBO_ENABLE > ucKey_Issued)
{
ucKey_Issued += 1;
ucKey_Repeat = KEY_REPEAT_PERIOD;
}
else
ucKey_Repeat = 0;
ucNotify = NOTIFY_LEFT_KEY; // Post left-key repeat message
}
}
break;
#if (IRPOLLING)
case IR_KEY_MASK :
usOSD_Timer = (unsigned int)stGUD1.OSD_TIMEOUT * 51;
ucKey_Issued = 0;
if ((ucP3_Prev ^ ucP3_Curr) & IR_KEY_MASK)
{
ucNotify = Data[0]; // Post IR-key pressed message
ucKey_Repeat = KEY_REPEAT_COUNT;
if (NOTIFY_IR_VOLINC == Data[0] || NOTIFY_IR_VOLDEC == Data[0] || NOTIFY_IR_CHINC == Data[0] || NOTIFY_IR_CHDEC == Data[0] || NOTIFY_IR_RIGHT_KEY== Data[0] || NOTIFY_IR_LEFT_KEY== Data[0])
ucIR_Cmd[1] = 1;
}
else if(NOTIFY_IR_VOLINC == Data[0] || NOTIFY_IR_VOLDEC == Data[0] || NOTIFY_IR_CHINC == Data[0] || NOTIFY_IR_CHDEC == Data[0] || NOTIFY_IR_RIGHT_KEY== Data[0] || NOTIFY_IR_LEFT_KEY== Data[0])
{
if (ucKey_Repeat)
ucKey_Repeat -= 1;
else
{
ucNotify = Data[0];
ucKey_Repeat = KEY_REPEAT_PERIOD;
}
}
break;
#endif
default :
// No key or more than 1 key pressed. Post no message and reset key-repeat.
ucKey_Repeat = KEY_REPEAT_COUNT;
ucKey_Issued = 0;
#if (HIDDEN_PAGE)
// For triggering the hidden page
if (0 == ucOSD_Page_Index && (RIGHT_KEY_MASK | LEFT_KEY_MASK) == ucP3_Curr)
{
ucNotify = NOTIFY_LR_KEY;
#if(IRPOLLING)
usOSD_Timer = (unsigned int)stGUD1.OSD_TIMEOUT * 34;
#else
usOSD_Timer = (unsigned int)stGUD1.OSD_TIMEOUT * 51;
#endif
}
#endif
break;
}
return ucNotify;
}
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