rf800-so rfsolutions.ltd, rf800-so Datasheet - Page 6

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

DS800-4 July ’07
Typical application circuit for RF800 setup as an Encoder
Pin Descriptions for RF800 configured as a Encoder
Number
8 & 19
11-18
28-21
Pin
10
20
1
2
3
4
5
6
7
9
Radio Encoder / Decoder IC’s
TEN / LRN
TEN / 204
100 / 400
IN 9-16
MCLR
Name
OSC1
OSC2
IN 1-8
Mode
GND
Data
LED
Vcc
©2007 RF Solutions Ltd, www.rfsolutions.co.uk
Power
Power
Power
In/Out
In/Out
In/Out
In/Out
Type
Out
Out
In
In
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.
Transmitter enable active low
Transmitter enable active high
Status LED
Transmitted RF serial data
0 volts.
Connect to 4MHz, 3 terminal resonator.
Connect to 4MHz, 3 terminal resonator.
Logic inputs 9 to 16
Vcc supply voltage connection.
Decouple with a 100n capacitor close to the IC supply pins.
Logic inputs 1 to 8
Logic ‘1’ selects 100us element time.
Logic ‘0’ selects 400us element time.
Description
Page 6
RF800