RS232 RADIO MODEM
232C-868FR1
R/W
R/W
S252
S256
Client
Number
Indicates the client number using 1 byte. The client number is unique
for a given network. Valid between 0 and 255 (modulo 256), it is set to
‘0’ when the modem is not initialised.
Default value: 0
Default
addressee
In addressed secured mode, indicates the address to
which every radio frame will be sent to (default
address).
Default value: 0.
I/O Management
Description
Access
Register
Name
R/W
S270
Digital I/O
values (J2-3
to J2-6)
Allows writing and reading of digital I/O ports, according to their
configuration (See above). Each port, i.e. each bit, can be either written
or read with digital values 1 (equivalent to VDD) or 0 (equivalent to 0
volts). Included between 0 and 15 (register).
Default value: 0
R/W
S260
Digital I/O
Allows configuring the digital I/O as input or as
configuration output. Each I/O is independent of others and is
(J2-3 to J2-6) represented by two bits of that register.
J2-6 J2-6 J2-5 J2-5 J2-4 J2-4 J2-3 J2-3
Bits to 00 => I/O port equivalent to digital input (default value)
Bits to 01 => I/O port equivalent to digital output
Bits to 10 => I/O port dedicated
Bits to 11 => Unused value
E.g. S260= 00000100 = 4 means: J2-1, 3 and 4 configured as input,
J2-2 configured as output.
3
Ordering Information
Part Number
232C-868FR1
PSU12V1AUK
PSU12V1AIN
Description
Modem RS232, 868MHz 600 Metres
Power Supply 240Vac (12Vdc @1000mA)
Power Supply 240Vac (12Vdc @1000mA)
For more information or general enquiries, please contact
R. F. Solutions Ltd.,
Unit 21, Cliffe Industrial Estate,
South Street,
Lewes,
E Sussex, BN8 6JL. England
Tel +44 (0)1273 898 000
Email sales@rfsolutions.co.uk
Fax +44 (0)1273 480 661
http://www.rfsolutions.co.uk
RF Solutions is a member of the Low Power Radio Association
All Trademarks acknowledged and remain the property of the respected owners
Information contained in this document is believed to be accurate, however no representation or warranty is given and R.F. Solutions Ltd. assumes no liability with respect to the accuracy of such information.
Use of R.F.Solutions as critical components in life support systems is not authorised except with express written approval from R.F.Solutions Ltd.
DS232-4 June ’04
©2004 Reg. No. 227 4001, ENGLAND
Page 12
RFSOLUTIONS [ RFSOLUTIONS.LTD ]
