1、单片机课程设计报告单片机课程设计报告 题目：数字温度计题目：数字温度计 摘要：摘要：本数字温度计是以 STC89C52 单片机为主控器，温度传感器 DS18b20 以及语音芯片 ISD1760 为辅，来实现数字温度显示以及报数 的功能。温度传感器 DS18b20 是 12 位高分辨率，精度可达 0.5 摄氏 度的传感器，它能够全数字温度转换及输出。输出的温度则在数码管 LED 上显示。而语音芯片 ISD1760 可以用 SPI 的通讯方式与单片机进 行通讯，这样实现定点录音以及定点播放。把所需的声音录进，当需 要读温度则可将所录音按温度值组合在一起，从而实现语音报数。 关键词：关键词：STC8
2、9C52 温度传感器 DS18b20 语音芯片 1760 语音 报数 Abstract:Abstract: the digital thermometer is STC89C52 single-chip microcomputer as the main controller, temperature DS18b20 and speech chip ISD1760 is complementary, to realize the digital temperature display and the function of the number off. The temperature sen
3、sor and b20 is 12 high resolution, the accuracy can reach 0.5 degrees Celsius sensor, it can fully digital temperature conversion and output. The output of the temperature in the digital tube LED display. And the speech chip ISD1760 can use SPI communication way and the single chip microcomputer com
4、munication, so that realize point recording and point play. The voice of the required to record, when need to read the temperature can be according to the recording temperature together, so as to realize the voice count off. Keywords:Keywords: STC89C52 DS18b20 ISD1760 count of 1 1 方案论证方案论证33 1.1 温度传感器方案论证3 1.2 语音芯片方案论证3 1.3 MCU 方案论证3 2 2 系统设计系统设计3 3 2.1 总体设计
