pic pic24fj256程序实例 ，lcd1602 温度检测 rtc 时间检测-pic pic24fj256 process instance, lcd1602 temperature detection rtc time detection

44b0控制16级灰度lcd的显示程序,有完整的启动代码-44b0 control 16 grayscale lcd display procedures, have a complete startup code

PN结两端电压随温度变化，采用ADC0809采样的处理程序，送于LCD1602显示，采用18b20温度传感器的测温作为参考-PN junction voltage with temperature changes at both ends, using ADC0809 sample handling procedures, to send in the LCD1602 display, using 18b20 temperature sensor temperature as a referen