ARF7429B ADEUNIS, ARF7429B Datasheet - Page 9

• Manufacturer Part Number: ARF7429B
• Description: MODULE, ARF54, US
• Manufacturer: ADEUNIS
• Type: Modem Moduler

Specifications of ARF7429B

• Modulation Type: FM
• Data Rate Max: 57.6Kbps
• Sensitivity: -108dBm
• Supply Voltage Range: 3V To 3.6V
• Supply Current: 700mA
• Features: Two-way Digital Link Over 6000m, Programmable Up To 57.6kbps Rough Data Rate
• Rohs Compliant: Yes

C
By default, the DE and RE lines are asserted LOW, allowing the reception of
characters from the RS485 differential bus. The DE and RE lines are asserted
HIGH only when one or several characters have to be transmitted over the
RS485 differential bus: when a radio frame is demodulated, the lines are
Ref. 08-07-V6-lmn
Value
S215
AUTION
1
1
0
•
•
/ENABLE
(GPIO7)
the /ENABLE485 is read ONLY at power-up. Changing the
/ENABLE485 (GPIO7) when the transceiver is already running will
not be taken in account.
when activating the RS485 interface the GPIO5 will be set as an
output.
Input
GND
VDD
485
Table 1: R485/232 configuration settings
DE/RE
Output
state
Input
Input
RS232 configuration
RS485 control lines
management
RS232 configuration
Note
Outp
ut
Input Input Input Input
Input Input Input Input
GPI
O2
A
RF54
Outp
ut
GPI
O4
User Guide
Outp
ut
GPI
O5
p. 7
Input
GPI
O7
TOP