Bluetooth accelerometer beacon

Bluetooth accelerometer beacon

nRF51822 QFAA chip

CR2032 Battery Holder

Dimension: 26*5mm

  • Description
  • Inquiry

Features

Single expandable 2.4GHZ multi-protocol chip

2-bit ARM Cortex M0 CPU core

256kB flash + 16kB RAM

Support BT low energy protocol stack

Run multi-thread security protection

Event-driven API interface

Air compatible nRF24L series

3 data rates (2Mbps/1Mbps/250kbps)

+4dBm output power

Bt low Power -93dBm Acceptance Sensitivity

Effective power management applications and code reduction PPI system

Automatic power management peripheral interface and scalable power management system

Configurable I/O Mapping Analog and Digital I/O Ports

Operating temperature range: -40°C to +105°C

 

Module hardware features

1X button

2xLED

St Lis2dh12 triaxial acceleration

nRF51822 QFAA chip

4GPIOs port

SWD programmer(SWDIO,SWCLK,VDD,GND)

CR2032 Battery Holder

 

Specification

ITEM TESTE REQUIREMENT REMARKS
Voltage supply 1.8-3.6V DC
Center frequency 2400-2483.5MHz Programmable
Max transmit power +4dBm
Transmit current 10mA@0dBm
Receiving current 13mA@2Mbps
MCU working current 4.4mA@16MHZ@3v Run from Flash
MCU working current 2.4mA@16MHZ@3v Run from RAM
Receiving sensitivity -96dBm@250kbps 0.1%BER
MCU idle mode 2.3uA@3V ON mode,all block idle
MCU off mode 420uA@3v OFF mode BER<0.1%
Antenna 50ohm
Size 26*5MM

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