EM65101
128COM/160SEG 16 Gray Scale Level LCD Driver
The following shows how address is incremented when using the window function.
Transition of AX and AY Register
Transition of X and Y Address
AX:
START
Address
START
Address+1
END
Address
AY:
W heneachAX exceedAE,incrementAY
Same as AX and AY register
START
Address
START
Address+1
END
Address
In each operation mode, the following increment operation is performed:
When gradation display mode and 8-bit access are selected
Address is incremented as described above.
8.2.7 Power Control Register
D7 D6 D5 D4
D3
D2
D1 D0
CSB RS RDB WRB RE2 RE1 RE0
AMPON HALT DCON
1
0
0
0
ACL
0
1
1
0
0
0
0
(At the tine of reset: {AMPON, HALT, DCON, ACL} = 0H, read address: 8H)
AMPON: This command sets the internal OP-AMP circuit block (voltage regulator,
electronic volume, and voltage conversion circuit) ON or OFF.
AMPON = “0”: The internal OP-AMP circuit is OFF
AMPON = ”1”: The internal OP-AMP circuit is ON
HALT: This command sets power saving ON or OFF.
HALT = “0”: Normal operation
HALT=”1”: Power-saving operation
When power-saving is ON, the consumed current can be reduced to a value near to the
standby current.
The internal condition at power saving are as follows.
(1) The oscillating circuit and the power supply circuit are OFF.
(2) The LCD drive is OFF, and the output of the segment driver and common driver is
at the VSS level.
(3) The clock input from the CK pin is prohibited.
(4) The contents of Display RAM data are stored.
(5) The operational mode stores the state of command executed before the power
saving command is performed.
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Product Specification (V0.4) 08.15.2005
(This specification is subject to change without further notice)
ELAN [ ELAN MICROELECTRONICS CORP ]
