Parameter:
· Power output: 5V DC
· RF power: 1W default or 500mW
· Air baud rate: 1,200/2,400/4,800/9,600/19,200bps choose one
· Interface baud rate: 1,200/2,400/4,800/9,600/19,200bps programmable
· Frequency band: 433, 450, 470 or others
· Interface: RS-232/RS-485/TTL/USB
· Communication mode: Half-duplex
· Channel: 8(default), 16/32(customized)
· Receive current:<45mA (TTL connect)
· Receive sensitivity: -123dBm @ 1,200bps); -118dBm @ 9,600bps)
· Transmitting current:<500mA
· RF line-of-sight range: 2km (BER=10-5@9600bps); 3km (BER=10-5 @ 1,200bps)
· Size: 80*45*20mm (without antenna port)
Application:
· Queuing machine wireless control
· Automatic meter reading
· LED display/ LED sign
· PTZ wireless Monitoring
· Factory automation
· Handhold device
· Irrigation system
· Data telemetry
· Robotics control
· Home automation
Pin Definition (9 pin)
Pin No. | Signal Name | Function | Level | Connection with terminal | Remarks |
1 | GND | Grounding of power supply | Ground | ||
2 | VCC | Power supply DC | 5V | ||
3 | RxD/TTL | Data receiving | TTL | TxD | |
4 | TxD/TTL | Data transmitting | TTL | RxD | |
5 | SGND | Signal | |||
6 | A (TXD) | A of RS-485 (TxD of RS-232) | A(RxD) | ||
7 | B (RXD) | B of RS-485 (RxD of RS-232) | B(TxD) | ||
8 | SLEEP | Sleep control | TTL | Sleep signal | Low level valid |
9 | TEST | Factory testing |
