ST7585
6. PINNING DESCRIPTIONS
LCD Driver Output Pins
Pin Name
Type
LCD segment driver outputs.
The display data and the frame control the output voltage.
Display data
SEG0 to SEG101
O
H
H
L
L
Frame
+
-
+
-
Segment driver output voltage
Normal display
VG
VSS
VSS
VG
VSS
Reverse display
VSS
VG
VG
VSS
VSS
102
Description
No. of Pins
Display OFF, Power Save
LCD common driver outputs.
The internal scanning signal and the frame control the output voltage.
Scan signal
COM0 to COM64
O
H
H
L
L
Frame
+
-
+
-
Common driver output voltage
Normal display
XV0
V0
VM
VM
VSS
2
Reverse display
65
Display OFF, Power Save
COMS1, COMS2
(COMS)
TMX
O
LCD common driver outputs for icons. These two pins are identical. Choose one
of them if using icon. When icon is not used, left these pins open.
Select SEG output direction. Refer to
“Fig
12”.
TMX=“L” : Normal direction (SEG0 ~ SEG101).
TMX=“H” : Reverse direction (SEG101 ~ SEG0).
Select COM output direction. Refer to
“Fig
12”.
I
2
TMY
I
TMY=“L” : Normal direction (COM0 ~ COM64).
TMY=“H” : Reverse direction (COM64 ~ COM0).
2
Clock System Input
Pin Name
OSC
Type
I
OSC=“H” : Use built-in oscillator.
Description
No. of Pins
1
Power Supply Pins
Pin Name
VSS1
VSS2
VDD1
VDD2
Type
Power
Power
Power
Power
Description
Digital ground. Connect to VSS2 by FPC.
For pins that are set to be
“L”,
connect them to this power (use VSS1 for
“L”).
Analog ground. Connect to VSS1 by FPC.
Digital power. If VDD1=VDD2, connect to VDD2 by FPC.
For pins that are set to be
“H”,
connect them to this power (use VDD1 for
“H”).
Analog power. If VDD1=VDD2, connect to VDD1 by FPC.
No. of Pins
4
6
4
3
Ver 1.0c
7/51
2009/04/14
SITRONIX [ SITRONIX TECHNOLOGY CO., LTD. ]
