eKK6111
RF Keyboard Decoder
12 Application Circuit
VCC
VCC
U1
4.00Mhz
20pF
20pF
1
2
3
4
5
28
27
26
25
24
23
22
21
20
19
18
17
16
15
4.7Kohm 4.7Kohm
VCC
TCC
VDD
NC
VSS
/INT
RFI
CHS
RFM
CS
DO/ID0
DI/ID1
SK/ID2
ER
/RESET
OSCI
OSCO
DATAO
CLKO
DATAI
CLKI
RxLED
SCROLL
NUMS
CAPS
NC
CLK
GND
DATA
1
2
3
6
5
4
VDD
6
RF Data
7
8
VCC
PS2/KB
SW1
9
10
11
12
13
14
330ohm
RxLED
330ohm
330ohm
330ohm
SCROLL
NUM
NC
MS
Device ID
CONN
CAPS
eKK6111
Fig.1 DIP Switch ID mode
VCC
VCC
U1
4.00Mhz
20pF
20pF
1
2
28
27
26
25
24
23
22
21
20
19
18
17
16
15
4.7Kohm 4.7Kohm
VCC
TCC
VDD
NC
VSS
/INT
RFI
CHS
RFM
CS
DO/ID0
DI/ID1
SK/ID2
ER
/RESET
OSCI
OSCO
DATAO
CLKO
DATAI
CLKI
RxLED
SCROLL
NUMS
CAPS
NC
3
4
5
6
CLK
GND
DATA
1
2
3
6
5
4
VDD
RF Data
7
VCC
8
9
VCC
PS2/KB
U24
330ohm
5
6
7
8
4
10
11
12
13
14
RxLED
SCROLL
NUM
GND
ORG
DC
VCC
DO
DI
SK
CS
3
2
1
330ohm
330ohm
330ohm
100Kohm
NC
MS
CONN
93C46
SW2 Clear EEPROM
CAPS
eKK6111
SW1
CONNECT
Fig.2 EEPROM ID mode
Product Specification (V1.0) 11.15.2002
• 19
(This specification is subject to change without further notice)
ELAN [ ELAN MICROELECTRONICS CORP ]
