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D-SUN PIR 人体红外感应模块是基于红外线技术的自动控制产品.LoRa +PIR 可用于安全侦测.例如: 门,窗,车库门, 以及 较难以布线但需安全监控的位置.可透过 LoRa 的长距离功能来传送讯号于屋内 Lora Home Gateway并发报至屋主手机.
D-SUN PIR 人体红外感应模块是基于红外线技术的自动控制产品.LoRa +PIR 可用于安全侦测.由于LoRa 高穿透能力,以及低耗电量,可用于需安全侦测,但却难以布线的区域.
SX1276(Node)特点: LoRaTM Modem 168 dB maximum link budget +20 dBm - 100 mW constant RF output vs. V supply +14 dBm high efficiency PA Programmable bit rate up to 300 kbps High sensitivity: down to -148 dBm Bullet-proof front end: IIP3 = -11 dBm Excellent blocking immunity Low RX current of 9.9 mA, 200 nA register retention Fully integrated synthesizer with a resolution of 61 Hz FSK, GFSK, MSK, GMSK, LoRaTM and OOK modulatio Built-in bit synchronizer for clock recovery Preamble detection 127 dB Dynamic Range RSSI Automatic RF Sense and CAD with ultra-fast AFC Packet engine up to 256 bytes with CRC Built-in temperature sensor and low battery indicator
原文作者：S的深V
