rf800-so rfsolutions.ltd, rf800-so Datasheet - Page 4

• Manufacturer Part Number: rf800-so
• Manufacturer: rfsolutions.ltd

DS800-4 July ’07
Pin Descriptions for RF800 configured as a Decoder
Number
8 & 19
11-18
21-28
Pin
10
20
1
2
3
4
5
6
7
9
Radio Encoder / Decoder IC’s
TEN / LRN
TEN / 204
100 / 400
Out 9-16
Out 1-8
MCLR
Name
OSC1
OSC2
Mode
GND
Data
LED
Vcc
Typical application circuit for RF800 setup as a Decoder
©2007 RF Solutions Ltd, www.rfsolutions.co.uk
Power
Power
Power
In/Out
In/Out
In/Out
In/Out
Type
Out
Out
Out
Out
In
In
Tel [phone] Fax [phone]
Vcc supply voltage connection
Selects operation as Decoder when low or Encoder when high.
RF baud rate (element time) select option.
Learn button, puts RF800 Decoder into learn mode when
momentarily connected to GND
Sets outputs to either latched or monetary for operation only with a
204 handheld transmitter.
Learn LED drive. Active low.
Received RF serial data
0 volts.
Connect to 4MHz, 3 terminal resonator.
Connect to 4MHz, 3 terminal resonator.
Logic outputs 9 to 16 (active low)
Vcc supply voltage connection.
Decouple with a 100n capacitor close to the IC supply pins.
Logic outputs 1 to 8 (active low)
Logic ‘1’ selects 100us element time.
Logic ‘0’ selects 400us element time.
Logic “1” selects momentary mode
Logic “0” selects latching mode
Description
Page 4
RF800