ST7567 View Datasheet(PDF) - Unspecified
Part Name
Description
MFG CO.
'ST7567' PDF : 73 Pages View PDF
ST7565S
Refresh
It is recommended to turn on the refresh sequence regularly at a specified interval.
Refresh sequence
Reset command or NOP command
Set all commands to the ready state
Refreshing of DRAM
Precautions on Turning off the power
<Turning the power (VDD - VSS) off>
1) Power Save (The LCD powers (VDD - V5) are off.) → Reset input → Power (VDD - VSS) OFF
• Observe tL > tH.
• When tL < tH, an irregular display may occur.
Set tL on the MPU according to the software. tH is determined according to the external capacity C2 (smoothing
capacity of V5 ~ V1) and the driver’s discharging capacity.
Reset
Power Off
Power save
tL
VDD
1.8V
RES
VDD
SEG
VDD
COM
Since the power (VDD-VSS) is cut off,the
output comes not to be fixed.
V1
About 1V:below Vth of the LCD Panel
V2
V3
V4
V5
tH
Ver 0.3c
57/73
2002/07/22
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