SSD1322 SOLOMON SYSTECH, SSD1322 Datasheet - Page 29

• Manufacturer Part Number: SSD1322
• Description: Dot Matrix High Power OLED/PLED Segment/Common Driver
• Manufacturer: SOLOMON SYSTECH

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8.9
The following figures illustrate the recommended power ON and power OFF sequence of SSD1322 (assume
V
Power ON sequence:
Power OFF sequence:
Note:
(1)
V
(2)
(3)
(4)
(5)
SSD1322
DDIO
CI
V
Since an ESD protection circuit is connected between V
V
The register values are reset after t
Power pins (V
CC
CI
and V
1. Power ON V
2. After V
3. After set RES# pin LOW (logic low), wait for at least 100us (t
4. After V
1. Send command AEh for display OFF.
2. Power OFF V
3. Wait for t
, V
is ON and V
should be kept float (disable) when it is OFF.
Power ON and OFF sequence
DDIO
set RES# pin LOW (logic low) for at least 100us (t
(t
Send command AEh for display OFF
AF
DDIO
V
).
CI
should not be Power OFF before V
,
,
are at the same voltage level and internal V
V
SEG/COM
DD
OFF
RES#
CI
CC
GND
DDIO
V
OFF
V
CC
, V
Rev 0.10
, V
OFF
CI
become stable, send command AFh for display ON. SEG/COM will be ON after 200ms
CC
, V
is OFF as shown in the dotted line of V
CC
DDIO
. Power OFF V
CI,
OFF
CC.
) can never be pulled to ground under any circumstance.
DDIO
OFF
V
V
(1), (2)
become stable, set wait time at least 1ms (t
CC
DDIO.
P 29/56 Apr 2008
ON V
1
.
CI
CI
Figure 8-15 : The Power OFF sequence
Figure 8-14 : The Power ON sequence.
, V
,
,
V
DDIO
DDIO.
CC
t
0
RES#
(where Minimum t
OFF V
Power OFF.
t
1
t
2
CC
ON V
CI
, V
CC
DDIO
DD
in Figure 8-14 and Figure 8-15.
CC
1
t
)
OFF
is used).
(4)
and V
and then HIGH (logic high).
Send AFh command for Display ON
OFF
OFF V
CC
=0ms
0
) for internal V
, V
2
). Then Power ON V
CC
CI
t
(3)
AF
,V
becomes lower than V
, Typical t
DDIO
DD
OFF
become stable. Then
=100ms)
CC.
(1)
CI
Solomon Systech
whenever V
ON
OFF
CI
,
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