encoder / decoder ic’s rf803 - rf solutions ltd
TRANSCRIPT
RF803E
I/P 1
GND
I/P 3
Vcc
TXI/P 2
RF803E
SOT-23
1 6
5
43
2
IP 1
TX
VCC
IP 3
IP 2
GND
RF803E
PDIP
DFN
1 8
7
63
2VCC
IP 2
TX
GND
N/C
4 5 IP1
IP 3N/C
RF806D
Vcc
GND
O/P 1
O/P 3
O/P 2
DATA IN
SERIAL DATA
LEARN
MOM/LATCH
STATUS LED
RF803D
1 8
7
63
2
VCC
OP 2
OP 1
GND
LEARN
SERIAL /MOM
LATCH
4 5RX DATA OP 3
Output from Serial Data pin
N N X X STAT $0D $0A
LF Line feed (last character)
CR Carriage return
Battery Status / Learn Status
Encoder Input information
Encoder serial number
7 bytes of data transmitted
FM-RRFQ1-433
Component Side
VCC
RF803D
2K2
1K
1K
MOM/LATCH
LEARN
1 2 3 7 11 12* 13* 14 15
1
O/P1
O/P3
O/P2
SERIAL OUT
*NO Connection on pins 12 and 13 of RRFQ1 is required.
I/P 2
GND
ANTENNA
NAND
Gate
0.1uF,
25V
Vcc
RTFQ1
1 ENABLE
`
2 IN
3 GND Vcc 4
GND 5
ANT 6
I/P 3I/P 1
1 8
2
RF803E
3
4 5
7
6
GND
I/P 1I/P 2
VCC
TX
I/ P 3
N/C
N/C
GND
GND
0.1uF,
25V
