摘要
电池供电设备的电池电量等参数的准确测量,对于我们如何继续使用这些设备具有重要的参考意义。因而设计了一种电池供电设备充电监控系统。LTC2944芯片具体电压、电流、电量和温度的测量功能,通过I2C总线,将ITC 2944芯片应用在STM32嵌入式系统中。首先,通过TFT-LCD进行显示,设计了硬件电路;然后,编写程序,完成了软件设计;最后,实现了电池供电设备电池电压、电流、电量和温度的精准测量。
The accurate measurement of parameters such as battery power of battery-powered equipment has important reference significance for how to continue to use these devices.Therefore,a charging monitoring system for battery-powered devices is designed.LTC2944 chip has the measurement function of voltage,current,charge and temperature.Through I2C bus,the LTC2944 chip is applied in STM 32 embedded system.Firstly,through TFT-LCD,the hardware circuit is designed.Then,through programming,the software design is completed.Finally,the accureate measurement of battery voltage,current,electric quantity and temperature of battery powered equipment is realized.
作者
卢金铎
王卓群
王伟
高静
赵祥光
LU Jinduo;WANG Zhuoqun;WANG Wei;GAO Jing;ZHAO Xiangguang(Shandong Institute for Product Quality Inspect,Jinan 250102,China)
出处
《电子质量》
2023年第3期8-11,共4页
Electronics Quality
