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Shenzhen KYL Communication Equipment Co., Ltd
[China]
Data Sheet
Power output: 5V DC (customized)
RF power: 500mW (customized)
RF effective rate: 1,200/2,400/4,800/9,600/19,200bps selectable
Interface baud rate: 1,200/2,400/4,800/9,600/19,200bps programmable
Frequency band: 433MHz, 450MHz, 470MHz or ISM others
Interface: standard RS-232/RS-485/TTL/USB
Communication mode: half-duplex
Channel: 8 (default), 16/32 (customized)
Receive current: <28mA(TTL connect)
Receive sensitivity: -123dBm at 1,200bps, -118dBm at 9,600bps
Transmitting current: <350mA
Sleep current: <20uA
RF line-of-sight range: 2km (BER = 10 to 3 at 9,600bps)
3km (BER = 10 to 3 at 1,200bps)
Size: 80 x 45 x 20mm (without antenna port)
Pin Definitionï¼ÂÂÂÂÂÂ
|
Pin No. |
Signal Name |
Function |
Level |
Connection with terminal |
Remarks |
|
1 |
VCC |
Power supply DC |
5V |
|
|
|
2 |
A (TXD) |
A of RS-485(TxD of RS-232) |
|
A(RxD) |
|
|
3 |
B (RXD) |
B of RS-485(RxD of RS-232) |
|
B(TxD) |
|
|
4 |
|
|
|
RxD |
|
|
5 |
GND |
GND |
|
|
|
|
6 |
|
|
|
|
|
|
7 |
|
|
|
|
|
|
8 |
|
|
|
|
|
|
9 |
|
|
|
|
|
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