Datasheet

ADE5166/ADE5169/ADE5566/ADE5569 Data Sheet
Rev. D | Page 102 of 156
Table 96. LCD Frame Rate Selection for f
LCDCLK
= 2048 Hz (LCDCON[3] = 0)
2× Multiplexing 3× Multiplexing 4× Multiplexing
FD3 FD2 FD1 FD0 f
LCD
(Hz) Frame Rate (Hz) f
LCD
(Hz) Frame Rate (Hz) f
LCD
(Hz) Frame Rate (Hz)
0 0 0 1 256 128
1
341.3 170.7
1
512 128
1
0 0 1 0 170.7 85.3 341.3 113.8
1
341.3 85.3
0 0 1 1 128 64 256 85.3 256 64
0 1 0 0 102.4 51.2 204.8 68.3 204.8 51.2
0 1 0 1 85.3 42.7 170.7 56.9 170.7 42.7
0 1 1 0 73.1 36.6 146.3 48.8 146.3 36.6
0 1 1 1 64 32 128 42.7 128 32
1 0 0 0 56.9 28.5 113.8 37.9 113.8 28.5
1 0 0 1 51.2 25.6 102.4 34.1 102.4 25.6
1 0 1 0 46.5 23.25 93.1 31 93.1 23.25
1
0
1
1
42.7
21.35
85.3
28.4
85.3
21.35
1 1 0 0 39.4 19.7 78.8 26.3 78.8 19.7
1 1 0 1 36.6 18.3 73.1 24.4 73.1 18.3
1 1 1 0 34.1 17.05 68.3 22.8 68.3 17.05
1 1 1 1 32 16 64 21.3 64 16
0 0 0 0 16 8 32 10.7 32 8
1
Not within the range of typical LCD frame rates.
Table 97. LCD Frame Rate Selection for f
LCDCLK
= 128 Hz (LCDCON[3] = 1)
2× Multiplexing 3× Multiplexing 4× Multiplexing
FD3 FD2 FD1 FD0 f
LCD
(Hz) Frame Rate (Hz) f
LCD
(Hz) Frame Rate (Hz) f
LCD
(Hz) Frame Rate (Hz)
0 0 0 1 32 16
1
32 10.7 32 8
0 0 1 0 21.3 10.6 32 10.7 32 8
0 0 1 1 16 8 32 10.7 32 8
0 1 0 0 16 8 32 10.7 32 8
0 1 0 1 16 8 32 10.7 32 8
0 1 1 0 16 8 32 10.7 32 8
0 1 1 1 16 8 32 10.7 32 8
1
0
0
0
16
8
32
10.7
32
8
1 0 0 1 16 8 32 10.7 32 8
1 0 1 0 16 8 32 10.7 32 8
1 0 1 1 16 8 32 10.7 32 8
1 1 0 0 16 8 32 10.7 32 8
1
1
0
1
16
8
32
10.7
32
8
1 1 1 0 16 8 32 10.7 32 8
1 1 1 1 128 64 128 42.7 128 32
0 0 0 0 64 32 64 21.3 64 16
1
Not within the range of typical LCD frame rates.
Table 98. LCD Segment Enable SFR (LCDSEGE, Address 0x97)
Bit Mnemonic Default Description
7 FP25EN 0 FP25 function select bit. 0 = general-purpose I/O, 1 = LCD function.
6 FP24EN 0 FP24 function select bit. 0 = general-purpose I/O, 1 = LCD function.
5 FP23EN 0 FP23 function select bit. 0 = general-purpose I/O, 1 = LCD function.
4 FP22EN 0 FP22 function select bit. 0 = general-purpose I/O, 1 = LCD function.
3 FP21EN 0 FP21 function select bit. 0 = general-purpose I/O, 1 = LCD function.
2 FP20EN 0 FP20 function select bit. 0 = general-purpose I/O, 1 = LCD function.
[1:0] Reserved 0 These bits must be kept at 0 for proper operation.