📄 main.c
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/************************************************************************************
* Copyright (c) 2004,西安铭朗电子科技有限责任公司
* All rights reserved.
*
* 文件名称： main.C
* 文件标识： none
* 适用器件： c8051f020
*
* 摘 要： 本文件是AD测试实验；使用外部22.1184MHz晶振,将跳线器JP3短接
* 功能：开机显示"铭朗科技，WWW.MLARM.COM"信息，为待机界面。定义'A'~'F'为功能
* 键。按"A" 键，采样AIN0，1和温度通道信号，并在LCD上显示其电压和温度值，
* 也可以应用Uart0显示其电压和温度值。按"F"返回显示待机界面。
*
* 当前版本：1.0
* 作 者：卢 阳
* 完成日期：2004年11月14日
*
* 历史版本：0.9
* 原作者 ： 李林利
* 完成日期：2004年1月1日
*************************************************************************************/
/************************************************************************************/
// 引用外部头文件
#include "c8051f020.h"
#include <stdio.h>
#include "Const.h"
#include "ADC.h"
#include "UART.h"
#include "lcd.h"
#include "Delay.h"
/************************************************************************************/
/************************************************************************************/
// 全局变量
/************************************************************************************/
long result[9]; // AIN0-7和温度传感器通道
// 采样结果
//-- 文字: 0,1,2,3,4,5,6,7,8,9 宽x高=8x16
C_BYTE WLib_Num_8x16[160]={
0x00,0xE0,0x10,0x08,0x08,0x10,0xE0,0x00,0x00,0x0F,0x10,0x20,0x20,0x10,0x0F,0x00,
0x00,0x10,0x10,0xF8,0x00,0x00,0x00,0x00,0x00,0x20,0x20,0x3F,0x20,0x20,0x00,0x00,
0x00,0x70,0x08,0x08,0x08,0x88,0x70,0x00,0x00,0x30,0x28,0x24,0x22,0x21,0x30,0x00,
0x00,0x30,0x08,0x88,0x88,0x48,0x30,0x00,0x00,0x18,0x20,0x20,0x20,0x11,0x0E,0x00,
0x00,0x00,0xC0,0x20,0x10,0xF8,0x00,0x00,0x00,0x07,0x04,0x24,0x24,0x3F,0x24,0x00,
0x00,0xF8,0x08,0x88,0x88,0x08,0x08,0x00,0x00,0x19,0x21,0x20,0x20,0x11,0x0E,0x00,
0x00,0xE0,0x10,0x88,0x88,0x18,0x00,0x00,0x00,0x0F,0x11,0x20,0x20,0x11,0x0E,0x00,
0x00,0x38,0x08,0x08,0xC8,0x28,0x18,0x00,0x00,0x00,0x00,0x3F,0x00,0x00,0x00,0x00,
0x00,0x70,0x88,0x08,0x08,0x88,0x70,0x00,0x00,0x1C,0x22,0x21,0x21,0x22,0x1C,0x00,
0x00,0xE0,0x10,0x08,0x08,0x10,0xE0,0x00,0x00,0x08,0x31,0x22,0x22,0x11,0x0F,0x00
};
//-- 文字:通
C_BYTE WLib_tong_16x16[]={
0x40,0x42,0x44,0xcc,0x00,0x00,0xf1,0x91,0x95,0xf9,0x95,0x93,0xf1,0x00,0x00,0x00,
0x00,0x40,0x20,0x1f,0x20,0x40,0xbf,0x84,0x84,0xbf,0x94,0xa4,0x9f,0x80,0x80,0x80
};
//-- 文字:道
C_BYTE WLib_dao_16x16[]={
0x40,0x40,0x42,0xcc,0x00,0x04,0xe4,0xa5,0xb6,0xac,0xa6,0xa5,0xe4,0x04,0x00,0x00,
0x00,0x40,0x20,0x1f,0x20,0x40,0x5f,0x4a,0x4a,0x4a,0x4a,0x4a,0x5f,0x40,0x40,0x00
};
//-- 文字:温
C_BYTE WLib_wen_16x16[]={
0x10,0x60,0x02,0x0c,0xc0,0x00,0xfe,0x92,0x92,0x92,0x92,0x92,0xfe,0x00,0x00,0x00,
0x04,0x04,0x7e,0x01,0x40,0x7e,0x42,0x42,0x7e,0x42,0x7e,0x42,0x42,0x7e,0x40,0x00
};
//-- 文字:毫
C_BYTE WLib_hao_16x16[]={
0x00,0x82,0x82,0x82,0xba,0xaa,0xaa,0xab,0xaa,0xaa,0xba,0x82,0x82,0x82,0x80,0x00,
0x02,0x01,0x40,0x44,0x54,0x54,0x54,0x7e,0xaa,0xaa,0xaa,0xa0,0x82,0xe1,0x00,0x00
};
//-- 文字:度
C_BYTE WLib_du_16x16[]={
0x00,0x00,0xfc,0x24,0x24,0x24,0xfc,0x25,0x26,0x24,0xfc,0x24,0x24,0x24,0x04,0x00,
0x40,0x20,0x9f,0x80,0x84,0x4c,0x55,0x25,0x25,0x55,0x55,0x4c,0x84,0x80,0x80,0x00
};
//-- 文字:伏
C_BYTE WLib_fu_16x16[]={
0x80,0x40,0x20,0xf8,0x07,0x20,0x20,0x20,0x20,0xff,0x20,0x22,0x2c,0x20,0x20,0x00,
0x00,0x00,0x00,0xff,0x80,0x40,0x20,0x18,0x06,0x01,0x06,0x18,0x60,0xc0,0x40,0x00
};
//-- 符号：
C_BYTE WLib_maohao_8x16[]={
0x00,0x00,0x00,0x30,0x30,0x00,0x00,0x00,
0x00,0x00,0x00,0x18,0x18,0x00,0x00,0x00
};
//-- 符号。
C_BYTE WLib_dian_8x16[]={
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x30,0x30,0x00,0x00,0x00
};
/***********************************************************************************
* 函数名称：ADC0_ISR;
*
* 函数功能描述：中断服务响应;ADC0 采样，存储在全局数组result中,选择下个通道转换
*
* 输入参数：none;
*
* 返回数据：none；
*
* 注意： none;
************************************************************************************/
void ADC0_ISR (void) interrupt 15
{
static unsigned char channel = 0; // ADC mux 通道 (0-8)
unsigned short data temp;
AD0INT = 0; // 清除ADC转换完成标志
//result[channel] = ADC0; // 读ADC值
temp = ADC0H;
temp = temp*256 + ADC0L;
result[channel] = temp; // 读ADC值
channel++; // 改变通道
if (channel == 9) {
channel = 0;
}
AMX0SL = channel; // 设置mux到下个通道
}
/************************************************************************************
// 主循环程序
*************************************************************************************/
void main (void)
{
unsigned long voltage; // 电压值（毫伏）
unsigned long tp;
int i; // 循环计数器
WDTCN = 0xde;
WDTCN = 0xad;
SYSCLK_Init();
PORT_Init();
lcd_init();
UART0_Init(); // UART0初始化
Timer3_Init(SYSCLK/SAMPLERATE0); // 初始化Timer3溢出的值
ADC0_Init (); // ADC初始化
dis_full();
dis_clr();
ADC0_enable(1);
while (1)
{
Delay_ms(250);
for (i=0;i<9;i++)
{
Delay_ms(5);
EA = 0; // 关闭中断
voltage = result[i]; // 给全局变量赋ADC的值
EA = 1; // 重新开启中断
voltage = voltage * VREF0;
// calculate voltage in millivolts
EA = 0;
switch(i)
{
case 0:
voltage = voltage >> 16;
printf ("Channel '%d' voltage is %ldmV\n", i, voltage);
LCD_Disp_Word(0,48,WLib_tong_16x16,2,16);
LCD_Disp_Word(16,48,WLib_dao_16x16,2,16);
LCD_Disp_Word(32,48,&WLib_Num_8x16[i*32],2,8);
LCD_Disp_Word(40,48,WLib_maohao_8x16,2,8);
// LCD_Disp_Word(96,48,WLib_hao_16x16,2,16);
LCD_Disp_Word(112,48,WLib_fu_16x16,2,16);
LCD_Disp_Word(64,48,&WLib_Num_8x16[voltage/1000*16],2,8);
LCD_Disp_Word(72,48,WLib_dian_8x16,2,8);
LCD_Disp_Word(80,48,&WLib_Num_8x16[voltage%1000/100*16],2,8);
LCD_Disp_Word(88,48,&WLib_Num_8x16[voltage%100%100/10*16],2,8);
LCD_Disp_Word(96,48,&WLib_Num_8x16[voltage%100%100%10*16],2,8);
break;
case 1:
voltage = voltage >> 16;
printf ("Channel '%d' voltage is %ldmV\n", i, voltage);
LCD_Disp_Word(0,32,WLib_tong_16x16,2,16);
LCD_Disp_Word(16,32,WLib_dao_16x16,2,16);
LCD_Disp_Word(32,32,&WLib_Num_8x16[i*16],2,8);
LCD_Disp_Word(40,32,WLib_maohao_8x16,2,8);
// LCD_Disp_Word(96,32,WLib_hao_16x16,2,16);
LCD_Disp_Word(112,32,WLib_fu_16x16,2,16);
LCD_Disp_Word(64,32,&WLib_Num_8x16[voltage/1000*16],2,8);
LCD_Disp_Word(72,32,WLib_dian_8x16,2,8);
LCD_Disp_Word(80,32,&WLib_Num_8x16[voltage%1000/100*16],2,8);
LCD_Disp_Word(88,32,&WLib_Num_8x16[voltage%100%100/10*16],2,8);
LCD_Disp_Word(96,32,&WLib_Num_8x16[voltage%100%100%10*16],2,8);
break;
case 8:
//voltage = voltage - 0xa58c;
//voltage = voltage * 420;
//voltage = voltage >> 16;
//tp = voltage/1000;
voltage = result[8];
tp=(voltage/16-1324)*839/4096;
printf ("Channel '%d' degra is %ld degree\n", i, tp);
LCD_Disp_Word(0,16,WLib_wen_16x16,2,16);
LCD_Disp_Word(16,16,WLib_du_16x16,2,16);
LCD_Disp_Word(32,16,WLib_maohao_8x16,2,8);
LCD_Disp_Word(112,16,WLib_du_16x16,2,16);
LCD_Disp_Word(64,16,&WLib_Num_8x16[tp/10*16],2,8);
LCD_Disp_Word(80,16,&WLib_Num_8x16[tp%10*16],2,8);
break;
default:
voltage = voltage >> 16;
printf ("Channel '%d' voltage is %ldmV\n", i, voltage);
break;
}
EA = 1;
}
}
}
/************************************************************************************
// 系统初始化功能子程序
*************************************************************************************/
/***********************************************************************************
* 函数名称：SYSCLK_Init;
*
* 函数功能描述：系统时钟初始化，使用外部22.1184MHz晶振作为时钟源;
*
* 输入参数：none;
*
* 返回数据：none；
*
* 注意： none;
************************************************************************************/
void SYSCLK_Init (void)
{
int i; // 延时计数器
OSCXCN = 0x67; // 使用外部22.1184MHz晶振
for(i=0; i<256; i++); // 等待1ms
while(!(OSCXCN & 0x80)); // 等待外部振荡器稳定
OSCICN = 0x88; // 切换到外部晶振
}
/***********************************************************************************
* 函数名称：PORT_Init;
*
* 函数功能描述：配置端口初始化,配置交叉开关和端口;
*
* 输入参数：none;
*
* 返回数据：none；
*
* 注意： none;
************************************************************************************/
void PORT_Init (void)
{
XBR0 = 0x8f; //设置XBR0
XBR1 = 0x1e; //设置XBR1
XBR2 = 0x44; //打开交叉开关和弱上拉
P0MDOUT = 0x34; //设置P0口输出
P1MDOUT = 0xfc; //设置P1口输出
P1MDIN = 0xff; //设置P1口输入信号类型
P2MDOUT = 0xf0; //设置P2口输出
P3MDOUT = 0xff; //设置P3口全部推挽输出
P74OUT = 0xf7; //设置P4-P7口输出
P4 = 0xe0; //P4口置0，禁铃
EMI0CF=0x2d; //外部存储器接口配置
EMI0TC=0X9e; //外部存储器时序控制
}
/***********************************************************************************/
// 文件结束
/***********************************************************************************/
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