參數(shù)資料
型號: HD667B66R
廠商: Hitachi,Ltd.
英文描述: 132 x 176-dot Graphics LCD Controller/Driver for 65K Colors
中文描述: 132 × 176點(diǎn)圖形LCD控制器/驅(qū)動器的65K色
文件頁數(shù): 64/97頁
文件大小: 681K
代理商: HD667B66R
HD66766R Rev. 1.0-1 / September 2002
64
Setting flow for power supply and display instruction
Power-on / off Sequence
To prevent pulse lighting of LCD screens at power-on/off, the power-on/off sequence is activated as
shown below. However, since the sequence depends on LCD materials to be used, confirm the conditions
by using your own system.
Power supply circuit off
control set by AP1-0
voltage polarity inverting circuit
operation starting bit
Set : BT3-1 = "1"
Issue use-state
instruction (1)
1ms
more than 10ms (oscillation
circuit stabilization time)
more than 200ms (set-up circuit
2 / voltage inverting circuit
stabilization time)
Set BS3-0 bit
Set VR2-0 bit
Set CT6-0 bit
Set VC2-0 bit
Set BT2-0 bit
Set DC2-0 bit
Set AP1-0 bit
Display on
Issue other mode setting
instruction (3)
Power on Initialized bits
D1-0="11"
Bits for display on
Note)
Power on the Vcc
Power on the Reset
more than 50ms (set-up circuit
1, 2 stabilization time)
Issue use-state
instruction (2)
Display on
Sequence
Display off
sequence
Normal display
Power off setting bit
Bits for display off
D1-0="00"
Display off
use-state instruction
Power off the Vcc
Power On sequence
Power Off sequence
Figure 46 Power-on Sequence
Figure 47 Power-off Sequence
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