Add the following features:
1.Modified the temperature response format;
2.Added CRC check;
3.Reduced memory usage；
4. Shorten the vacuum alarm time during printing;
Optimize the following features:
1.Optimized the abnormal issue of print monitoring;
2.Optimized the issue of excessive speed when canceling printing;
3.Optimized the issue of temperature anomalies;
4.Optimize the water low-flow alarm time;
5.Optimize the feeding command to increase the feeding speed;
Fix the following issues:
1. Fix the ERR 398 warning;
2. Fix the communication bug;