Module Description
The OSL-BLE51822A BLE module is developed by Shenzhen Osmartlink Technology Co.,Ltd to reach a cost-effective and low-power SOC solution with the Nordic51822 chip,which has 128K Flash Space and 16KB RAM super resource service as the kernel of Cortex MO of the kernel of ARM.
OSL-BLE51822A provides standard firmware,which enables the pass-through data transmission by customers through AT command,and also customized module development followed by software burning and test service.
Module Features
- Support master and slave working mode
- Support OTA software upgrade
- Support low-power bluetooth 4.0 standard, BLE and 2.4G protocol
- ARM Cortex-M0 32-bit 16MHz processor, 256KB Flash+16KB RAM storage space
- Ultra-low power consumption and flexible power management system
- 2.4GHz Transmitter and receiver
- Flexible GPIO ports that can be mapped at will, up to 4 PWM
- Rich peripheral interface:ADC,SPI Master/Slave,2-wire,UART,3*16/24 timers PPI(programmable Peripheral interconnect)
- PPI(programmable Peripheral interconnect)
- 128-bit AES ECB/CCM/AAR coprocessor, RNG, RTC, watchdog and temperature sensor
- Comply with CE (Europe) and FCC (U.S.) certification standards
- The bluetooth pass-through transmission firmware supports setting baud rate, device name, broadcast interval, connection interval, transmission power through serial AT command, and supports AT command to query MAC address, firmware version and other information
- Support firmware online upgrade (DFU)
- Support WeChat Airsync protocol
Application Field
Bluetooth low-power systems, mobile accessories, sports and fitness equipment, consumer electronics, human-machine interface devices and health care.
Body Fat Scale (Bluetooth Version)
Application description：This precisely working fat scale is controled by APP through bluetooth.The EZ-BL51822A module is used to connect the scale and the mobile phone and complete the data pass-through transmission between them.
