0～5v数字式直流电压表设计实验报告《电子与控制系统设计》实验报告

电子与控制系统设计实验报告实验项目名称05V数字式直流电压表设计指导老师元泽怀完成时间2015年11月3日姓名刘文开班级12电气1班学号201224122116成绩电子信息与机电工程学院编制实验项目类型验证演示综合设计其他实验项目010V数字式直流电压表设计一、实验目的1掌握A/D转换程序的设计；2掌握数据采集与显示的应用；3掌握数据处理的方法；二、实验内容1编一程序，实现05V数字式直流电压表功能,用电位器RV1作模拟量的输入，右边4位数码管显示输入电压值，使用PA7进行模拟量输入。其仿真电路见下图51所示。PB0/T0/XCK1PB1/T12PB2/AIN0/INT23PB3/AIN1/OC04PB4/S5PB5/MOSI6PB6/MISO7PB7/SCK8RESET9XTAL213XTAL112PD0/RXD14PD1/TXD15PD2/INT016PD3/INT117PD4/OC1B18PD5/OC1A19PD6/ICP120PD7/OC221PC0/SCL2PC1/SDA23PC2/TCK24PC3/TMS25PC4/TDO26PC5/TDI27PC6/TOSC128PC7/TOSC229PA7/ADC73PA6/ADC634PA5/ADC535PA4/ADC436PA3/ADC337PA2/ADC238PA1/ADC139PA0/ADC040AREF32AVC30U1ATMEGA1688ACVOLTSC11N50RV11K图5105V数字式直流电压表仿真电路图2实现输入信号的幅值为010V，重新设计实现电路和算法程序，电路图如52所示。PB0/T0/XCK1PB1/T12PB2/AIN0/INT23PB3/AIN1/OC04PB4/S5PB5/MOSI6PB6/IS7PB7/SCK8RESET9XTAL213XTAL112PD0/RXD14PD1/TXD15PD2/INT016PD3/INT117PD4/OC1B18PD5/C1A19PD6/ICP120PD7/OC221PC0/SCL2PC1/SDA23PC2/TCK24PC3/TMS25PC4/TDO26PC5/TDI27PC6/TOSC128PC7/TSC229PA7/ADC73PA6/ADC634PA5/ADC535PA4/ADC436PA3/ADC337PA2/ADC238PA1/ADC139PA0/ADC040AREF32AVC30U1ATMEGA16ACVOLTS250D714D613D512D41D310D29D18D07E6RW5RS4VS1VD2VE3LCD1LM016LC101U50RV11K图52010V数字式直流电压表仿真电路图三、使用仪器设备及材料1、安装WINDOWSXP操作系统的微型计算机1台2、AVR单片机C语言集成开发环境ICCAVR631A3、单片机仿真平台PROTEUS754、AVR单片机下载软件PROGISP5、AVR单片机实验板1套（含下载器）四、实验过程原始记录1、主程序流程图2显示函数流程图2、软件主要程序及注解驱动程序/LCD1602液晶驱动程序/INCLUDEINCLUDEDEFINEXTAL8DEFINEPB00DEFINEPB11DEFINEPB22/DEFINEUCHARUNSIGNEDCHARDEFINEUINTUNSIGNEDINTDEFINESET_BITX,YX|131LFORI0IDEFINEUCHARUNSIGNEDCHARDEFINEUINTUNSIGNEDINTUCHARCONSTSEG7100X3F,0X06,0X5B,0X4F,0X66,0X6D,0X7D,0X07,0X7F,0X6F/单个数码管19显示UCHARCONSTACT40XFE,0XFD,0XFB,0XF7/选通数码管UINTADC_VAL,DIS_VALUCHARI,CNT/VOIDPORT_INITVOIDPORTA0X7FDDRA0X7FPORTB0XFFDDRB0XFFPORTC0XFFDDRC0XFFPORTD0XFFDDRD0XFF/VOIDADC_INITVOIDADCSRA0XE3ADMUX0X47/VOIDTIMER0_INITVOIDTCNT00X83TCCR00X03TIMSK0X01/VOIDINIT_DEVICESVOIDPORT_INITTIMER0_INITADC_INITSREG0X80/PRAGMAINTERRUPT_HANDLERTIMER0_OVF_ISR10VOIDTIMER0_OVF_ISRVOIDTCNT00X83CNT/UINTADC_CONVERTVOIDUINTTEMP1,TEMP2ADC_INITTEMP1UINTADCLTEMP2UINTADCHTEMP2TEMP2100ADC_VALADC_CONVERTDIS_VALCONVADC_VALCNT0DELAY10FORI0IINCLUDE“LCD1602_8BITC“UCHARCONSTTITLE“010VD_VOLTAGER“DEFINEUCHARUNSIGNEDCHARDEFINEUINTUNSIGNEDINTUINTADC_VAL,DIS_VALUCHARI,CNT/VOIDPORT_INITVOIDPORTA0X7FDDRA0X7FPORTB0XFFDDRB0XFFPORTC0XFFDDRC0XFFPORTD0XFFDDRD0XFF/VOIDADC_INITVOIDADCSRA0XE3ADMUX0X47/VOIDTIMER0_INITVOIDTCNT00X83TCCR00X03TIMSK0X01/VOIDINIT_DEVICESVOIDPORT_INITTIMER0_INITADC_INITSREG0X80/PRAGMAINTERRUPT_HANDLERTIMER0_OVF_ISR10VOIDTIMER0_OVF_ISRVOIDTCNT00X83CNT/UINTADC_CONVERTVOIDUINTTEMP1,TEMP2ADC_INITTEMP1UINTADCLTEMP2UINTADCHTEMP2TEMP2100ADC_VALADC_CONVERTDIS_VALCONVADC_VALCNT0DELAY10DISPLAYONECHAR5,1,ADC_VAL/10000X30DISPLAYONECHAR6,1,ADC_VAL/100100X30DISPLAYONECHAR7,1,ADC_VAL/10100X30DISPLAYONECHAR8,1,ADC_VAL100X30DISPLAYONECHAR10,1,DIS_VAL/100000X30DISPLAYONECHAR11,1,DIS_VAL/1000100X30DISPLAYONECHAR13,1,DIS_VAL/100100X30DISPLAYONECHAR14,1,DIS_VAL/10100X30/DISPLAYONECHA