pv013ba1.txt

车载 液晶显示器的主控程序（主要使用芯片为 MYSON MTV512 单片机、RealTek 2323 Scare 芯片、TVP5147（视频解码）。配Sharp 8寸液晶显示器 ）。

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Notes @ 2005/06/00
By Hu xj
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V2 error, source hint flash

v2 error, source hint flash one time, power on darkness

power ok, led action according to osd

0709 14:32
disable source switch while power off, v1/v1 can't power on
update for IR unused key to repeat previous function.

0711 09:00
update for new version.

0713 09:13
update for SHARP LQ104V1DG51

0713 17:48
brightness range 
source string share

0714 11:41
add key board selection

0714 14:07
video color update complete

0715 15:13
OSD page for Signal/NoSignal under VGA/Video.

0715 16:44
volume option for OSD of MISC
source switch of OSD reponse (VGA+2V)

0716
Update CVideoIsChange() for Identify the situation that signal disappear under active mode.

0718 09:55
Update CVideoGetStatus(): increase delay time
Add regulator option
Update code according to Realtek

0720 15:29
review on "toppoly TD141TGCB1"
SECAM is not stable, this may cause by PROMAX, the signal generator. It will be checked next time.

0721 08:46
reduce search time in CVideoExist()

0723 08:45
From: "v00 0723 0841 mix"
Named: "v01"

0723 09:25
Add panel: SHARP LQ092Y3DG01, TTL 800*480
Add panel: CPT CLAA154WA01, LVDS 1280*800

0725 13:35
Add panel, test HaoZhen mode.

0728 11:03
add HUE option for short menu of HaoZhen
update PLL caculate method(remove float).

0729 09:54
add SHARP LQ150X1LGN7 LVDS panel
add default keypad type (I/O)

0729 16:02
add LTM150XH_L06 LVDS panel, not test, only refer to SHARP LQ150X1LGN7
add BackLight enable control pin

0730 09:08
Update source hint position definition

0801 09:44
Enable TVP5150AM1 power down mode (CANCEL)

0802 09:20
Update: Show common OSD while no signal after power on, the ICON can't be shown correctly.
        so, function that check GET_FIRST_LOADFONT() is added . 

0806 09:20
Update: 
>> Not to close screen while switching the video between PAL and NTSC
>> Slider bar max range for each of video data
>> Source hint appeared with the same time to show video, if signal exist.
>> Assigned V1/V2, L/R key to specified pin of MCU
>> No blue BG when switching between V1 and V2
>> Default FM frequency is 88.1MHz, It can be reset when default value is called
>> OSD line of MUTE position is fine tuned
>> Save mute status to eeprom
>> Audio is actived after 1 second if video is shown

2005
0809 16:14
>> Update to v200D

===============================================================================
0902
Only for 5key project on 10.4":
>>use HUE option
>>Default value of Brightness/Contrast is adjusted.

0906
>> FM/MUTE hide
>> Don't access multi-keys
>> L/R no action while power off