HM-TRP-RS485 RS485 serial wireless module wireless transparent transmission 433M470M868M91

RS485 interface 100mW wireless data transceiver module can work in 433/470/868 / 915MHz ISM band. Small size, high power consumption, high sensitivity, long transmission distance, the number of communications, the internal auto-complete communication protocol conversion and data transceiver control and other functions. Transmission distance, uninterrupted in the open ground up to 1Km above. HM-TRP-RS485 100mW wireless data transceiver module HM-TRP-RS485 is a low-cost, high-performance transparent FSK wireless data transceiver module. It can work in the 433/470/868 / 915MHz ISM band. Package Size 44.1 * 30 * 1.2mm ? ? 1 Introduction HM-TRP-RS485 is a low-cost, high-performance transparent FSK wireless data transceiver module. It can work in the 433/470/868 / 915MHz ISM band. Small size, high power consumption, high sensitivity, long transmission distance, the number of communications, the internal auto-complete communication protocol conversion and data transceiver control and other functions. Module provides RS-485 serial data interface, serial data can only provide a simple wireless data transmission. Users can also configure serial rate touch block flexibly according to their own needs, frequency, transmit power, communication, data rate, frequency offset, receive bandwidth parameters. HM-TRP-RS485 series modules can be widely used in various fields of wireless data transmission, ideal for wireless data transmission product design. ? ? Features ? HM-TRP-RS485 ? Low cost, high performance, high reliability. FSK modulation, half-duplex communication, anti-interference ability. 433/470/868 / 915MHz ISM band, frequency of use without. The maximum output power of 100mW (20dBm), the output power can be adjusted in the range of 1-20dBm. Receiving sensitivity -117dBm. Launch the working current 100mA @ 20dBm, 40mA @ 14dBm. Receive working current 25mA. Low-power sleep mode current 1uA. The operating frequency can be set to allow multiple modules for frequency division multiplexing without interference. Frequency offset and receiver bandwidth available, the user can configure the software. Protocol conversion and RF transceiver automatically switch without user intervention, easy to use. Communication speed 1.2kbps -115.2kbps, users can configure the software. User-supplied ENABLE control signals control duty cycle to meet different needs. RSSI function. LED indicator. Transmission distance, uninterrupted in the open ground up to 1Km above. PCB volume is 44.1 * 30X1.2MM. Production free debugging. Complies with FCC, ETSI standards. ? ? 3. Application ? telemetry Wireless meter reading Access control system Recognize Data collection Information appliances Smart home Baby monitor