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PMS132B单片机TWS数码管蓝牙充电仓方案开发
2022-07-02 15:50:00 【深圳市泛海微电子有限公司】
PMS132B单片机TWS数码管蓝牙充电仓方案开发
TWS数码管耳机充电盒方案开发; 原厂直接技术支持; 供货稳定; 已有20+款现成方案; 方案优势:现成方案,芯片充足,直接画板就可以用, 也可根据客户的需求方案定制。
TWS数码管方案商; 货源充足; 原厂直供没有中间商加价; 大量充电仓开发经验; a.18个通用IO b.18路ADC 12位精度 c.4路PWM d.1路UART e.1路IIC f.1个8位定时器 g.2个16位定时器 i.4K-FLASH 256BYTE-RAM j.支持任一IO口唤醒 定时器唤醒 看门狗 k.休眠时功耗低至3uA 工作时功耗5mA 使用到的资源: 1.ADC测量电池电压; 2.ADC测量NTC电压,实现OTP功能; 3.ADC测量耳机负端电压,实现OCP功能; 4.驱动LED显示电池状态; 5.使用PWM驱动LED,显示呼吸效果; 6.测量USB电压,实现OVP功能; 7.发送脉冲与耳机交互,使耳机关机; 8.发送串口数据给耳机,实现弹窗、配对、关机、充电仓电量显示功能; 9.驱动188数码管,显示电池电量;
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