HM17CM256 HYNIX [Hynix Semiconductor], HM17CM256 Datasheet - Page 75

• Manufacturer Part Number: HM17CM256
• Description: 128XRGBX82 OUTPUT LCD DRIVER IC with built-in RAM
• Manufacturer: HYNIX [Hynix Semiconductor]

(34-31) PWM mode control
a) PWM type1 (PWMS=”0”)
b) PWM type2 (PWMS=”1”)
( reset :{PWMS, PWMA, PWMB, PWMC}=0
CS
0
CL
SEG
CL
SEG
relation with Y address setting value.
To access with DMY = “1”, register data write-in is possible with increment mode.
PWM mode selection. ( Refer to following wave diagram. )
PWMS=”0”: Selection PWM type1.
PWMS=”1”: Selection PWM type2.
RS
1
PWMA, PWMB, PWMC=”0” : PWM type1-O is selectable for each A, B, C data.
PWMA, PWMB, PWMC=”1” : PWM type1-E is selectable for each A, B, C data.
Type-O
Type-E
RD
1
“H”
“L”
V
V
V
V
“H”
“L”
V
V
LCD
2
LCD
2
LCD
2
WR
0
odd line
RE
1
2
RE
0
1
RE
even line
1
H
0
, read address :8
D
1
7
D
0
H
6
) * : “Don’t care”
D
1
5
D
0
4
PWMS PWMA PWMB PWMC
D
3
HM17CM256
D
2
D
1
D
0
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