CM2916
LCD Driver with Key Scan(4*8)
.
Pin Description
Name
SEG53/GOUT
SEG52/IRI
SEG51/R4, SEG50/R3
SEG49/R2, SEG48/R1
SEG47/C8, SEG46/C7,
SEG45/C6, SEG44/C5,
SEG43/C4, SEG42/C3,
SEG41/C2, SEG40/C1
SEG39-8
SEG7/EDA
SEG6/ECL
SEG5/O4, SEG4/O3,
SEG3/O2, SEG2/O1
COM4/SEG1,
COM3/SEG0
COM2-COM0
VLCD
VDD
CKWB
CKRB
DIO
ROSC
VSS
I/O
O
I/O
I/O
O
Description
LCD pin or Green pin output (20 mA @Vol=0.5V, 5V)
LCD pin or IR receiver
資料輸入腳
LCD pin or
鍵盤輸入腳（active
high）
LCD segment output pin or
鍵盤輸入腳
pins
1
1
4
8
O
I/O
O
O
O
O
P
P
I
I
I/O
IO
P
LCD segment output pin
LCD segment output pin or 24Cxx interface mode
LCD segment output pin or 24Cxx interface mode
LCD segment output pin or General output port
LCD segment pin or LCD common output pin
LCD common output pin
LCD power pin
Power pin
串接輸入控制腳，low
active，有 pull high
電阻
75Kohm@5V
串接輸入控制腳，low
active，有 pull high
電阻
75Kohm@5V
串接輸入資料腳，有
pull high
電阻
75Kohm@5V（DSP
是
3.3V）
RC
振盪線路腳
Ground pin
Total Pin
32
1
1
4
2
3
1
1
1
1
1
1
1
64
Note – Please notice input pin pull low/high or output pin driving current capacity in this table.
* All specs and applications shown above subject to change without prior notice.
1F-5 NO.66 SEC.2 NAN-KAN RD ., LUCHU , TAOYUAN, TAIWAN
Email: server@ceramate.com.tw
Tel:886-3-3214525
Http: www.ceramate.com.tw
Page 4 of 22
Rev 1.0 Oct. 5, 2004
Fax:886-3-3521052
CERAMATE [ CERAMATE TECHNICAL ]
