1)Data Sheet:· 2)How to Use It :
1. Default 12V Power supply 2. PIN Definition (9pin) Pin No. Signal Name Function Level Connection with terminal Remarks 1 GND Grounding of power supply Ground 2 A(TxD) RS-485 A or TxD of RS-232 3 B(RXD) RS-485 B or RXD of RS-232 4 NC 5 SGND Signal 6 RXD/TTL Data receiving TTL Level 7 TXD/TTL Data transmitting TTL Level 8 SLEEP Sleep control TTL Sleep signal Low level valid 9 TEST Factory testing TTL 3. The connection schematic between computer and the RF module
4. Installation dimension:
5. The Function-indicator light a. The LED indicator blinks red for 0.5S when power on. b. The LED indicator blinks green continually when receiving data.. c. The LED indicator blinks red continually when transmitting data. d. The LED indicator keeps dark when the module is in sleep mode. 3)Accessories:
For RS232 Port
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5)Widely Used Radio Modem: 6)Feedback: We\'re striving to improve ourselves in terms of service and quality.It would be highly appreciated if you could leave us a positive feedback,which will be a great encouragement for us.If there\'s anything i can help with,don\'t hesitate to tell me. Thanks for your precious time! We\'re professional manufacturer of RF modules wireless radio modems,audio modems wireless I/O modules,analog modules. Welcome to contact Sarah for more information about wireless solutions.