UPD16488AP NEC [NEC], UPD16488AP Datasheet - Page 42

• Manufacturer Part Number: UPD16488AP
• Description: 1/92 DUTY LCD CONTROLLER/DRIVER WITH FOUR-LEVEL GRAY SCALE, ON-CHIP RAM
• Manufacturer: NEC [NEC]

Remarks 1. n: Integer from 0 to 31.
Gray-scale
level
42
11
12
13
14
15
16
17
18
19
20
21
2.
3.
4. A: PWM pulse width (A/8)
COM
4n+1
4n+2
4n+3
4n+4
4n+1
4n+2
4n+3
4n+4
4n+1
4n+2
4n+3
4n+4
4n+1
4n+2
4n+3
4n+4
4n+1
4n+2
4n+3
4n+4
4n+1
4n+2
4n+3
4n+4
4n+1
4n+2
4n+3
4n+4
4n+1
4n+2
4n+3
4n+4
4n+1
4n+2
4n+3
4n+4
4n+1
4n+2
4n+3
4n+4
4n+1
4n+2
4n+3
4n+4
A: Rising edge of pulse during line A output.
A: Rising edge of pulse at start of line A output.
Numbered
SEG Odd
3
3
3
2
3
3
3
3
4
3
3
3
4
4
3
3
4
4
4
3
4
4
4
4
5
4
4
4
5
5
4
4
5
5
5
4
5
5
5
5
6
5
5
5
1, 2 Frames
Table 5-15. Example of Pulse Width Modulated Output (2/3)
SEG Even
Numbered
3
3
3
2
3
3
3
3
4
3
3
3
4
4
3
3
4
4
4
3
4
4
4
4
5
4
4
4
5
5
4
4
5
5
5
4
5
5
5
5
6
5
5
5
Numbered
SEG Odd
Data Sheet S15745EJ2V0DS
3
2
3
3
3
3
3
3
3
3
3
4
3
3
4
4
4
3
4
4
4
4
4
4
4
4
4
5
4
4
5
5
5
4
5
5
5
5
5
5
5
5
5
6
3, 4 Frames
SEG Even
Numbered
3
2
3
3
3
3
3
3
3
3
3
4
3
3
4
4
4
3
4
4
4
4
4
4
4
4
4
5
4
4
5
5
5
4
5
5
5
5
5
5
5
5
5
6
Numbered
SEG Odd
3
3
2
3
3
3
3
3
3
4
3
3
4
4
3
3
4
4
3
4
4
4
4
4
4
5
4
4
5
5
4
4
5
5
4
5
5
5
5
5
5
6
5
5
5, 6 Frames
SEG Even
Numbered
3
3
2
3
3
3
3
3
3
4
3
3
4
4
3
3
4
4
3
4
4
4
4
4
4
5
4
4
5
5
4
4
5
5
4
5
5
5
5
5
5
6
5
5
Numbered
SEG Odd
2
3
3
3
3
3
3
3
3
3
4
3
3
3
4
4
3
4
4
4
4
4
4
4
4
4
5
4
4
4
5
5
4
5
5
5
5
5
5
5
5
5
6
5
7, 8 Frames
SEG Even
Numbered
2
3
3
3
3
3
3
3
3
3
4
3
3
3
4
4
3
4
4
4
4
4
4
4
4
4
5
4
4
4
5
5
4
5
5
5
5
5
5
5
5
5
6
5
PD16488A