Datasheet

1096
SAM9X35 [DATASHEET]
11055E–ATARM–10-Mar-2014
46.6.5.3 4:2:2 Semiplanar Mode Frame Buffer Memory Mapping
46.6.5.4 4:2:2 Planar Mode Frame Buffer Memory Mapping
46.6.5.5 4:2:0 Planar Mode Frame Buffer Memory Mapping
In Planar Mode, the three video components Y, Cr and Cb are split into 3 memory areas and stored in a raster-scan
order. These three memory planes are contiguous and always aligned on a 32-bit boundary.
Table 46-36. 16 bpp memory mapping, little endian organization, Mode 2
Mem addr 0x3 0x2 0x1 0x0
Bit 313029282726252423222120191817161514131211109876543210
Pixel 16 bpp Cb0[7:0] Y1[7:0] Cr0[7:0] Y0[7:0]
Table 46-37. 16 bpp memory mapping, little endian organization, Mode 3
Mem addr 0x3 0x2 0x1 0x0
Bit 313029282726252423222120191817161514131211109876543210
Pixel 16 bpp Y1[7:0] Cb0[7:0] Y0[7:0] Cr0[7:0]
Table 46-38. 4:2:2 Semiplanar Luminance memory mapping with little endian organization for byte 0x0, 0x1, 0x2, 0x3
Mem addr 0x3 0x2 0x1 0x0
Bit 313029282726252423222120191817161514131211109876543210
Pixel 16 bpp Y3[7:0] Y2[7:0] Y1[7:0] Y0[7:0]
Table 46-39. 4:2:2 Semiplanar Chrominance memory mapping with little endian organization for byte 0x0, 0x1, 0x2, 0x3
Mem addr 0x3 0x2 0x1 0x0
31 313029282726252423222120191817161514131211109876543210
Pixel 16 bpp Cb2[7:0] Cr2[7:0] Cb0[7:0] Cr0[7:0]
Table 46-40. 4:2:2 planar mode Luminance memory mapping with little endian organization for byte 0x0, 0x1, 0x2, 0x3
Mem addr 0x3 0x2 0x1 0x0
Bit 313029282726252423222120191817161514131211109876543210
Pixel 16 bpp Y3[7:0] Y2[7:0] Y1[7:0] Y0[7:0]
Table 46-41. 4:2:2 planar mode Chrominance memory mapping with little endian organization for byte 0x0, 0x1, 0x2, 0x3
Mem addr 0x3 0x2 0x1 0x0
Bit 313029282726252423222120191817161514131211109876543210
Pixel 16 bpp C3[7:0] C2[7:0] C1[7:0] C0[7:0]
Table 46-42. 4:2:0 planar mode Luminance memory mapping with little endian organization for byte 0x0, 0x1, 0x2, 0x3
Mem addr 0x3 0x2 0x1 0x0
Bit 313029282726252423222120191817161514131211109876543210
Pixel 12 bpp Y3[7:0] Y2[7:0] Y1[7:0] Y0[7:0]
Table 46-43. 4:2:0 planar mode Luminance memory mapping with little endian organization for byte 0x4, 0x5, 0x6, 0x7
Mem addr 0x7 0x6 0x5 0x4
Bit 313029282726252423222120191817161514131211109876543210
Pixel 12 bpp Y7[7:0] Y6[7:0] Y5[7:0] Y4[7:0]