Accompanied by the keyboard module and alarmmodule consisting of the diode and buzzer, complete temperature control system hardware is formed.
配以键盘模块及由二极管、蜂鸣器组成的报警模块,组合成较为完整的温度控制系统硬件。
2
The hardware of the sys-tem and the realization of the step motor module, audio module, LCD display and LED indicator and alarmmodule are ex-plained in detail.
It can send a signal to change the states of alarm and implementation module, current temperature is displayed by LCD. The system achieves multi-channel temperature signal acquisition and control.