參數(shù)資料
型號(hào): TVP3010-135
廠商: Texas Instruments, Inc.
英文描述: Hardware Cursor, GAMMA Correction VIP(135MHz,高/寬光標(biāo),伽馬校正,視頻接口調(diào)色板)
中文描述: 硬件光標(biāo),伽瑪校正貴賓(135MHz,高/寬光標(biāo),伽馬校正,視頻接口調(diào)色板)
文件頁(yè)數(shù): 87/100頁(yè)
文件大小: 571K
代理商: TVP3010-135
E–1
Misc. Control Register Bit Definitions
General Control Register
The General Control register is used to control various functions of VIEWPOINT. It can be accessed by MPU
at anytime. Bit 7 of General Control register corresponds to data bus bit 7. Index = 1D (hex).
Table J–1. General Control Register
Bit Name
Values
Description
GCR7
0: External OVS pin (default)
Overscan Control Select. Selects external pin
control or internally generated overscan con-
trol. See Section 2.7.
1: Internal
GCR6
0: Disable (default)
Overscan Enable. Specifies whether to en-
able the user–defined overscan screen bor-
ders.
1: Enable
GCR5
0: Disable
Sync Enable. This bit specifies whether
SYNC information is to be output onto IOG.
1: Enable (default)
GCR4
0: 0 IRE (default)
Pedestal Control. This bit specifies whether a
0 or 7.5 IRE blanking p
t d
ated on the video output
the black and blank levels are the same.
0 IRE
ifi
th t
1: 7.5 IRE
g
GCR3
0: Little Endian (default)
Little Endian/Big Endian Select. Selects either
Little or Big
b ff
i t f
frame buffer interface. See S
2.8.1.
ti
2 4
d
1: Big Endian
p
GCR2
0: Disable (default)
Split Shift Register Transfer Enable. See Sec-
tion 2 11
tion 2.11.
1: Enable
GCR1
0: Active low (default)
VSYNCOUT Output Polarity. See Section
2 10
2.10.
1: Active high
GCR0
0: Active low (default)
HSYNCOUT Output Polarity. See Section
2 10
2.10.
1: Active high
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