Hangzhou Roombanker Technology Co., Ltd.
A DUSUN company
Hangzhou Roombanker Technology Co., Ltd. Floor 8, building A, Wantong center,
Tel:86-571-86769027/8 8810480 Hangzhou 310004, china
Website: www.dusuniot.com www.dusunremotes.com www.dusunlock.com
Gain control step size
-
2
-
dB
RF power control range
-10
-
+12
dBm
Δ f1avg
240.8
241.2
242
KHz
Δ f2max
175.7
182.7
183.9
KHz
Drift rate
-
1.5
-
KHz
Offset
-
-4.3
-
KHz
7.2
Receiver (BLE)
Parameters
min
Typ
max
Unit
Sensitivity @30.8% PER
-
-94
-
dBm
Maximum received signal @30.8% PER
-
0
dBm
Out-of-band blocking
30MHz~2000MHz
-
-30
-
dBm
2003MHz~2399MHz
-
-35
-
dBm
2484MHz~3000MHz
-
-35
-
dBm
3000MHz~12.5GHz
-
-30
-
dBm
Intermodulation
-71
dBm
8
Interface
8.1
RS-485
The interface of the product as below, J1 and J2 is for the control for access control.
Pin No.
J1
J2
1
B
B
2
A
A
3
GND
GND
4
VCC
VCC
8.2
RS-232
The interface of the product as below, J1 and J2 is for the control for access control.
The baud rate is 2400~38400bps, the default is 115200bps;
Start bit: 1bit;
Data bits: 8bits;
Stop bit: 1 bit, 1.5, 2 can be selected, the default is 1 bit
Parity bit: none;
Pin No.
J1
J2
1
RxD
RxD
2
TxD
TxD
3
GND
GND
4
VCC
VCC
8.3
Intercom connect
The interface of the product as below, J1 and J2 is for the control for access control.
IO Level 3.3V
Pin NO.
J1
J2
1
GND
GND
