
BIT1612 10-Bit Digital Video Decoder with OSD and T-CON
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6.24.2 Horizontal Scaling UP Engine
BIT1612 可針對水平方向作放大處理,以符合Panel解析度。其相關設定請參考 Table 6-26。
Table 6-26 Horizontal Scale UP Register
Mnemonic Address R/W Bits Description Default
R_SCX_START 0x061[1:0], 0x05E[7:0] RW 10 Horizontal Start Value 0x06C
R_SCX1_SHIFT 0x05F[7:0] RW 8 Horizontal Zone 1 Shift Value 0xD8
R_SCX1_FIX 0x061[6:4], 0x060[7:0] RW 11 Horizontal Zone 1 Fix Value 0x1E0
R_SCX2_SHIFT 0x062[7:0] RW 8 Horizontal Zone 2 Shift Value 0x00
R_SCX2_FIX 0x066[2:0], 0x063[7:0] RW 11 Horizontal Zone 2 Fix Value 0x000
R_SCX1_INC 0x066[5:4], 0x064[7:0] RW 10 Non-Linear Increase Value 0x000
R_SCX2_DEC 0x066[7:6], 0x065[7:0] RW 10 Non-Linear Decrease Value 0x000
Horizontal Scaling Enable
0: Disable (Bypass Mode)
R_SCX_EN 0x067[0] RW 1
1: Enable (Scale Mode)
0
Horizontal Scaling Filter Type
11: Bypass Filter
10: Box Filter
01: Bi-Linear Filter
R_SCX_FILTER 0x067[3:2] RW 2
00: Catrom Filter
00
Wide Screen Type
0: 3-Zone Wide Screen
R_ANZOOM_TYPE 0x067[6] RW 1
1: Non-Liner Wide Screen
0
Wide Screen Mode Enable
0: Disable
R_ANZOOM_EN 0x067[7] RW 1
1: Enable
0
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