2.4.Power Supply ON/OFF Sequence
2.4.1.ON Sequence
SIGNAL
LEVEL
VDD
VDD
VSS
VDD
VSS
VDD
0≦t
SIGNAL
(Without RESET and
0≦t
HALT Signal)
VCONT
VEE
VSS
VCONT
VEE
2.4.2.OFF Sequence
LEVEL
VDD
SIGNAL
VSS
VDD
VSS
VDD
VDD
0≦t
SIGNAL
0≦t
(Without RESET and
HALT Signal)
VCONT
VEE
VSS
VCONT
VEE
2.4.3.Reset Sequence
SIGNAL
LEVEL
H Level
RESET
L Level
T>250μs
T≧0
HALT
T≧10 ms
VDD
VDD
VSS
T≧50ms
T≧0
T≧50ms
T≧0
VCONT
VDD
VCONT
Power On
Reset
Reset Cancellation
Power Off
Please maintain the above sequence when turning on and off the power supply of the module.
If VEE and/or VCONT is supplied to the module while internal alternate signal for LCD driving
(M) is unstable or RESET and HALT is active, DC component will be supplied to the LCD
panel. This may cause damage to the LCD module.
DMF5001NY-LY-AIE (AT) No.99-0198
OPTREX CORPORATION
Page 5/17
OPTREX
OPTREX [ OPTREX CORPORATION ]
