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    2. BLE Module

      Show case
      Ultra low power BLE module with on board antena-嘉興致芯科技有限公司

      BM501L is designed from a Atmosic ATM2202 Bluetooth??5 standard-compliant SoC. it features a?Lowest Power Radio?basebandto provide 10 to 100 times lower power. The module built in 1MB flash and 128KB RAM. It is suitable for a broad array of applications such as wearables, personal and asset trackers, beacons, remotes, locationing devices, keyboards and mice.

      Below table is the module specification.

      Frequency2.4GHz ~ 2.48GHz ISM band
      ProtocolBLE V5.0
      ModulationGFSK@125Kbps, 500Kbps, 1Mbps, 2Mbps
      TX Power-20dbm ~+4dbm
      RX Sensitivity-95dbm
      Antennaon board
      ControlTTL UART(up to 1Mbps)
      Working temperature-40 ~ 85℃
      Active Rx1mA
      Active Tx @ 0dbm2.5mA
      Retention @32KB RAM2uA
      Deep sleep0.8uA
      Soc Off0.3uA
      Broadcast in 1 seconds period@0dbmaverage<8uA