HM17CM256 HYNIX [Hynix Semiconductor], HM17CM256 Datasheet - Page 48

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

HM17CM256
(33) INSTRUCTION
display data write in
display data read out.
X address
X address
Y address
Y address
display start line set
display start line set
N line inversion set
N line inversion set
display control (1)
display control (2)
increment control
power control
LCD duty set
boosting coefficient
bias ratio set
RE register set
set
- 48 -
INSTRUCTION
Notice 1) * mark is Don’t Care
Notice 2) [ ] The inner side number is an address for internal register read.
Notice 3) The commands that upper/lower register settings are demanded are effective at the point of commands input.
But electric volume is effective after upper and lower register setting.
(upper) [1
(upper) [3
(upper) [5
(upper) [7
(lower) [0
(lower) [2
(lower) [4
(lower) [6
INSTRUCTION TABLE (1)
[C
[D
[A
[B
[E
[F
[8
[9
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
]
]
]
]
]
]
]
]
]
]
]
]
]
]
]
]
CS RS RD WR RE
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
CODE (80 series I/F)
0
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
0 0/1 0/1 0/1
1 0/1 0/1 0/1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0 0/1 0/1 0/1 1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
RE
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
RE
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
D
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
7
D
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
6
D
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
5
Write Data
Read Data
CODE
D
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
4
AMP
WIN AIM AYI AXI
TST
AX
AY
SHI
LA
ON
RE
N
FT
D
V
*
*
*
*
*
*
*
3
3
3
3
3
0
DS
VU
RE
AX
AX
AY
AY
LA
LA
MO
N
N
HA
NL
B
D
LT
IN
N
2
2
6
2
2
6
2
6
2
6
2
2
2
ALL
DS
VU
RE
AX
AX
AY
AY
LA
LA
SW
ON
ON
N
N
AP
DC
B
D
1
1
5
1
1
5
1
5
1
5
1
1
1
AX
AX
OFF
DS
VU
RE
AY
AY
LA
LA
ON/
N
N
RE
AC
B
D
F
L
0
0
0
4
0
4
0
4
0
4
0
0
0
Write in to display RAM
Read out from display RAM
Display RAM X direction set
Display RAM X direction set
Display RAM Y direction set
Display RAM Y direction set
RAM
corresponds to scan start line of
common driver.
RAM
corresponds to scan start line of
common driver.
quantity setting of line inversion
quantity setting of line inversion
SHIFT: common shift direction set,
MON: BW/gradation display,
ALLON: all on ,
ON/OFF: display ON/OFF control
REV: display positive / negative,
NLIN: n line inversion ON/OFF,
SWAP: display data swap,
REF: segment positive / negative
WIN: window selection,
AIM: increment timing selection,
AYI:Y increment,
AXI:X increment
AMPON: internal OP Amp. ON,
HALT: power save
DCON: boosting circuit ON, ACL: reset
LCD driver duty ratio set
Boosting times set
LCD drive bias set
RE flag set
Y
Y
FUNCTION
address
address
setting
setting