CRS1 ETC-unknow, CRS1 Datasheet - Page 4

• Manufacturer Part Number: CRS1
• Description: An Analog Touch Panel Controller Chip Through Serial Crs1-656 ,ps/2 Crs1-685
• Manufacturer: ETC-unknow

3. Pin Configuration
(1) Terminal Arrangement Diagram
EXTERNAL A/D CONTROL
EXTERNAL A/D CONTROL
EXTERNAL A/D CONTROL
EXTERNAL A/D CONTROL
(2) Function of Terminals
TOUCH PANEL CONTROL
TOUCH PANEL CONTROL
TOUCH PANEL CONTROL
TOUCH PANEL CONTROL
TOUCH PANEL CONTROL
REF. VOLTAGE FOR A/D
R4.7k PULL DOWN
POWER SUPPLY
Footnote
Footnote
Footnote
Footnote
ANALOG INPUT
ANALOG INPUT
ANALOG INPUT
ANALOG INPUT
CONVERTER
FUNCTION
GND
1
2
3
4
: open for 10 bit resolution.
: open for the CRS1-656 in serial communication.
: Vss for the CRS1-685 in PS/2 communication.
: V
1
1
1
1
SS
for 12bit resolution with external A/D converter.
2
2
2
2
TERMINAL
ADDATA
ADCTRL
CNVSS
~ADCS
ADCLK
NAME
ANIN1
ANIN2
ANIN3
ANIN4
SEL1
SEL2
SEL4
SEL5
SEL3
V
V
V
REF
CC
SS
IN/OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
IN
IN
IN
IN
IN
SPEC 8.2.00
PIN
11
21
22
23
24
25
31
32
20
28
29
30
8
5
7
1
2
SERIAL DATA TRANSMISION
SET FOR COMMUNICATION
STOP MODE RELEASING
SERIAL DATA RECEIVE
FORMAT / STOP MODE
SET FOR COM. SPEED
SET FOR RESOLUTION
SET FOR GUNZE / ELO
SET FOR COM / PS2
PS2 CLOCK OUT
PS2 CLOCK IN
PS2 DATA OUT
PS2 DATA IN
CLOCK OUT
FUNCTION
CLOCK IN
RESET
3
3
4
PS2DATAOUT
PS2CLKOUT
PS2DATAIN
TERMINAL
PS2CLKIN
~RESET
SBCAN
NAME
SET 0
SET 1
SET 2
SET 3
SET 4
RxD
TxD
I
X
OUT
IN
IN/OUT
OUT
OUT
OUT
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
4
PIN
14
12
13
15
16
26
27
19
18
17
10
3
4
6
9