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Epson Research and Development
Vancouver Design Center
S1D13503
Programming Notes and Examples
X18A-G-002-06
Issue Date: 01/01/30
4.3 Common Display Memory Requirements for LCD Panel Sizes:
The following is a list of memory requirements and memory maps for common LCD resolutions. Note that the memory
required for 640 x 480 with 4 or 16 bits/pixel exceeds 128k and is therefore not supported on the S1D13503.
Figure 10: Memory Map Example For 320 x 240 LCD Panel With 4 Colors/Gray Shades
Table 4-1: Memory Size Requirements
Display
Resolution
Pixel Storage
Memory Requirements
Bits/Pixel
Colors/
Gray Shades
Bytes
Hex
320 x 240
1
2
9,600
0000 2580
2
4
19,200
0000 4B00
4
16
38,400
0000 9600
8
256
76,800
0001 2C00
480 x 240
1
2
14,400
0000 3840
2
4
28,800
0000 7080
4
16
57,600
0000 E100
8
256
115,200
0001 C200
640 x 200
1
2
16,000
0000 3E80
2
4
32,000
0000 7D00
4
16
64,000
0000 FA00
8
256
128,000
0001 F400
640 x 480
1
2
38,400
0000 9600
2
4
76,800
0001 2C00
4
16
N/A
N/A
8
256
N/A
N/A
Offset
(hex)
Offset
(hex)
0000
Scan Line 0
004F
0050
Scan Line 1
009F
4A60
Scan Line 238
4AAF
4AB0
Scan Line 239
4AFF
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