1.移除二维码节省内存
2.增加可设置的欠压提醒，方便使用电池供电的用户
3.增加强制芯片过热提醒，芯片温度>80摄氏度时触发
4.在信息详细模式中报警时对应的图标闪烁
感谢由 甘草酸不酸 提供的建议
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1. Remove QR code to save memory
2. Add a set of undervoltage reminder to facilitate battery powered
users
3. Add the forced chip overheat warning, trigger when chip temperature >
80 ℃
4. in the detailed information mode, the corresponding icon is flashing
when the alarm is given.
Thanks for the advice from 甘草酸不酸
