Atmel ARM-Based Evaluation Kit AT91SAM9N12-EK AT91SAM9N12-EK Data Sheet
Product codes
AT91SAM9N12-EK
961
SAM9N12/SAM9CN11/SAM9CN12 [DATASHEET]
11063K–ATARM–05-Nov-13
44.6.4.6 16 bpp Memory Mapping with Alpha Channel, ARGB 4:4:4:4
44.6.4.7 16 bpp Memory Mapping with Alpha Channel, RGBA 4:4:4:4
44.6.4.8 16 bpp Memory Mapping with Alpha Channel, RGB 5:6:5
44.6.4.9 16 bpp Memory Mapping with Transparency Bit, ARGB 1:5:5:5
44.6.4.10 18 bpp Unpacked Memory Mapping with Transparency Bit, RGB 6:6:6
44.6.4.11 18 bpp Packed Memory Mapping with Transparency Bit, RGB 6:6:6
Table 44-12. 16 bpp memory mapping, little endian organization
Mem addr
0x3
0x2
0x1
0x0
Bit
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9
8
7
6
5
4
3
2
1
0
Pixel 16 bpp
A1[3:0]
R1[3:0]
G1[3:0]
B1[3:0]
A0[3:0]
R0[3:0]
G0[3:0]
B0[3:0]
Table 44-13. 16 bpp memory mapping, little endian organization
Mem addr
0x3
0x2
0x1
0x0
Bit
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9
8
7
6
5
4
3
2
1
0
Pixel 16 bpp
R1[3:0]
G13:0]
B1[3:0]
A1[3:0]
R0[3:0]
G0[3:0]
B0[3:0]
A0[3:0]
Table 44-14. 16 bpp memory mapping, little endian organization
Mem addr
0x3
0x2
0x1
0x0
Bit
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9
8
7
6
5
4
3
2
1
0
Pixel 16bpp
R1[4:0]
G1[5:0]
B1[4:0]
R0[4:0]
G0[5:0]
B0[4:0]
Table 44-15. 16 bpp memory mapping, little endian organization
Mem addr
0x3
0x2
0x1
0x0
Bit
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9
8
7
6
5
4
3
2
1
0
Pixel 4 bpp
A1
R1[4:0]
G1[4:0]
B1[4:0]
A0
R0[4:0]
G0[4:0]
B0[4:0]
Table 44-16. 18 bpp unpacked memory mapping, little endian organization
Mem addr
0x3
0x2
0x1
0x0
Bit
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9
8
7
6
5
4
3
2
1
0
Pixel 18 bpp
R0[5:0]
G0[5:0]
B0[5:0]
Table 44-17. 18 bpp packed memory mapping, little endian organization at address 0x0, 0x1, 0x2, 0x3
Mem addr
0x3
0x2
0x1
0x0
Bit
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9
8
7
6
5
4
3
2
1
0
Pixel 18 bpp
G1[1:0]
B1[5:0]
R0[5:0]
G0[5:0]
B0[5:0]