下面這些凌陽(yáng)SPCE061A十六位單片機(jī)的程序 都是我在開發(fā)板上通過(guò)硬件反復(fù)調(diào)試通過(guò)的，大家可隨便拿去用，有問(wèn)題可與我聯(lián)系哦，我在51hei的id是ikedge.
第一個(gè)能用的程序：
點(diǎn)亮IOA的低八位
//新建一個(gè)***.asm文件
.include hardware.inc; //頭文件的格式
.PUBLIC _main //全局
.code //定義在代碼段
_main:
r1=0x00FF
[P_IOA_Dir]=r1 //方向輸出
r1=0x0055
[P_IOA_Buffer]=r1 //輸出
r1=0x00FF
[P_IOA_Attrib]=r1 //同向輸出
用4HZ的中斷閃爍led
.include hardware.inc;
.PUBLIC _main
.code
_main:
r1=0x00FF
[P_IOA_Dir]=r1
r1=0x0055
[P_IOA_Buffer]=r1
r1=0x00FF
[P_IOA_Attrib]=r1
INT IRQ
r3=0x0008
[P_INT_Ctrl]=r3 //打開IRQ5中斷
//r2=0x002D
//[P_TimerA_Ctrl]=r2 //選擇2Hz的中斷
.TEXT
.public _IRQ5
_IRQ5:
r4=0x00FF
[P_IOA_Dir]=r4
r4=0x00AA
[P_IOA_Buffer]=r4
r4=0x00FF
[P_IOA_Attrib]=r4
RETI;
經(jīng)過(guò)修改的十六位控制八位流水燈
.include hardware.inc;
.PUBLIC _main
//.PUBLIC _loop
.code
_main:
// r1=0x00FF
// [P_IOA_Dir]=r1
// r1=0x0055
// [P_IOA_Buffer]=r1
// r1=0x00FF
// [P_IOA_Attrib]=r1
r4=0x0001
INT IRQ //打開中斷開關(guān)
r3=0x1000
[P_INT_Ctrl]=r3 //打開IRQ1對(duì)應(yīng)的timerA的中斷
r2=0x0034
[P_TimerA_Ctrl]=r2 //選擇4096Hz頻率自加溢出的中斷
//r2=0xf000 //1second
r2=0xfe57 //0.1second
//r2=0xe000 //2second
//r2=0xf800 //0.5second
//r2=0xfffe
[P_TimerA_Data]=r2 //置初值f800/634Loop
_loop:
r5 = 0x0001
[P_Watchdog_Clear] = r5
goto _loop
.TEXT
.public _IRQ1
_IRQ1:
r1=0x00FF
[P_IOA_Dir]=r1
r1=0x00FF
[P_IOA_Attrib]=r1
r4=r4 LSL 1
r4=r4&0x00ff
CMP r4 ,0x0000
jz _loop1
jmp _loop2
_loop1:
r4=0x0001
_loop2:
[P_IOA_Data]=r4
r1=0x1000
[P_INT_Clear]=r1
//r5 = 0x0001
// [P_Watchdog_Clear] = r5
RETI;
使用系統(tǒng)時(shí)鐘計(jì)數(shù)的流水燈
.include hardware.inc;
.PUBLIC _main
//.PUBLIC _loop
.code
_main:
// r1=0x00FF
// [P_IOA_Dir]=r1
// r1=0x0055
// [P_IOA_Buffer]=r1
// r1=0x00FF
// [P_IOA_Attrib]=r1
//r1=0x0073 //fosc頻率是40.96M CPU頻率是fosc/8
//r1=0x0033 //fosc頻率是20.48M CPU頻率是fosc/8
r1=0x0013 //fosc頻率是24.576M CPU頻率是fosc/8
//r1=0x0063 //fosc頻率是32.768M CPU頻率是fosc/8
//r1=0x00f3 //fosc頻率是49.152M CPU頻率是fosc/8
//r1=0x00f0 //fosc頻率是49.152M CPU頻率是fosc
[P_SystemClock]=r1
r4=0x0001
INT IRQ //打開中斷開關(guān)
r3=0x1000
[P_INT_Ctrl]=r3 //打開IRQ1對(duì)應(yīng)的timerA的中斷
r2=0x0031 //選擇fosc/256的頻率自加
[P_TimerA_Ctrl]=r2 //選擇4096Hz頻率自加溢出的中斷
//r2=0xf000 //1second
//r2=0xfe57 //0.1second
//r2=0xe000 //2second
//r2=0xf800 //0.5second
r2=0x0000
[P_TimerA_Data]=r2 //置初值f800/634Loop
_loop:
r5 = 0x0001
[P_Watchdog_Clear] = r5
goto _loop
.TEXT
.public _IRQ1
_IRQ1:
r1=0x00FF
[P_IOA_Dir]=r1
r1=0x00FF
[P_IOA_Attrib]=r1
r4=r4 LSL 1
r4=r4&0x00ff
CMP r4 ,0x0000
jz _loop1
jmp _loop2
_loop1:
r4=0x0001
_loop2:
[P_IOA_Data]=r4
r1=0x1000
[P_INT_Clear]=r1
//r5 = 0x0001
// [P_Watchdog_Clear] = r5
RETI;
IOB08作為PWM輸出
.include hardware.inc;
.PUBLIC _main
//.PUBLIC _loop
.code
_main:
r1=0xFFFF
[P_IOB_Dir]=r1
r1=0xFFFF
[P_IOB_Attrib]=r1
r1=0x0000
[P_IOA_Buffer]=r1
//r1=0x0073 //fosc頻率是40.96M CPU頻率是fosc/8
//r1=0x0033 //fosc頻率是20.48M CPU頻率是fosc/8
r1=0x0013 //fosc頻率是24.576M CPU頻率是fosc/8
//r1=0x0063 //fosc頻率是32.768M CPU頻率是fosc/8
//r1=0x00f3 //fosc頻率是49.152M CPU頻率是fosc/8
//r1=0x00f0 //fosc頻率是49.152M CPU頻率是fosc
[P_SystemClock]=r1
r4=0x0001
INT IRQ //打開中斷開關(guān)
r3=0x1000
[P_INT_Ctrl]=r3 //打開IRQ1對(duì)應(yīng)的timerA的中斷
r2=0x0071 //選擇fosc/256的頻率自加
[P_TimerA_Ctrl]=r2 //選擇4096Hz頻率自加溢出的中斷
//r2=0xf000 //1second
//r2=0xfe57 //0.1second
//r2=0xe000 //2second
//r2=0xf800 //0.5second
r2=0xfff0
[P_TimerA_Data]=r2 //置初值f800/634Loop
_loop:
r5 = 0x0001
[P_Watchdog_Clear] = r5
goto _loop
.TEXT
.public _IRQ1
_IRQ1:
r1=0x00FF
[P_IOA_Dir]=r1
r1=0x00FF
[P_IOA_Attrib]=r1
r4=r4 LSL 1
r4=r4&0x00ff
CMP r4 ,0x0000
jz _loop1
jmp _loop2
_loop1:
r4=0x0001
_loop2:
[P_IOA_Data]=r4
r1=0x1000
[P_INT_Clear]=r1
//r5 = 0x0001
// [P_Watchdog_Clear] = r5
RETI;
// 工程名稱：ADC_LINE.scs
// 功能描述: 通過(guò)改變LINE_IN端口的模擬電壓來(lái)改變IOB口輸出的數(shù)據(jù)，
// 采用自動(dòng)方式即定時(shí)器A溢出執(zhí)行ADC轉(zhuǎn)換，可以通過(guò)發(fā)光
// 二極管的點(diǎn)亮了解轉(zhuǎn)換的數(shù)據(jù)值。
// 硬件連接：IOB口的高8位連接發(fā)光二極管
//============================================================
// 文件名稱：ADC_LINE.asm
// 實(shí)現(xiàn)功能: 通過(guò)改變LINE_IN端口的模擬電壓來(lái)改變IOB口輸出的數(shù)據(jù)，
// 采用自動(dòng)方式即定時(shí)器A溢出執(zhí)行ADC轉(zhuǎn)換，可以通過(guò)發(fā)光
// 二極管的點(diǎn)亮了解轉(zhuǎn)換的數(shù)據(jù)值。
//============================================================
.DEFINE P_IOB_DATA 0x7005
.DEFINE P_IOB_DIR 0x7007
.DEFINE P_IOB_ATTRI 0x7008
.DEFINE P_INT_Ctrl 0x7010
.DEFINE P_INT_CLEAR 0x7011
.DEFINE P_ADC_Ctrl 0x7015
.DEFINE P_ADC_MUX_Ctrl 0x702b
.DEFINE P_ADC_MUX_DATA 0x702C
.DEFINE P_DAC_Ctrl 0x702A
.DEFINE P_WATCHDOG_CLEAR 0x7012
.CODE
//=============================================================
// 函數(shù)名稱: _main
// 功能描述: 通過(guò)改變LINE_IN端口的模擬電壓來(lái)改變IOB口輸出的數(shù)據(jù)，
// 采用自動(dòng)方式即定時(shí)器A溢出執(zhí)行ADC轉(zhuǎn)換，可以通過(guò)發(fā)光
// 二極管的點(diǎn)亮了解轉(zhuǎn)換的數(shù)據(jù)值。
// 語(yǔ)法格式: _main
//入口參數(shù): 無(wú)
// 出口參數(shù): 無(wú)
// 注意事項(xiàng): 僅為用戶模型
//=================================================================
.PUBLIC _main
_main:
r1 = 0xffff
[P_IOB_ATTRI] = r1 //IOB口設(shè)置為同相輸出口
[P_IOB_DIR] = r1
r1 = 0x0000
[P_IOB_DATA] = r1;
r1 = 0x0001 //選擇通道LINE_IN為IOA4
[P_ADC_MUX_Ctrl] = r1
r1 = 0x0001 //允許A/D轉(zhuǎn)換
[P_ADC_Ctrl] = r1
L_AD:
r1 = [P_ADC_MUX_Ctrl] //讀寄存器[P_ADC_MUX_Ctrl]的B15位
test r1,0x8000 //判斷是否轉(zhuǎn)換完畢
jz L_AD //否，繼續(xù)轉(zhuǎn)換
r1 = [P_ADC_MUX_DATA] //是，則讀出[P_ADC_MUX_DATA]轉(zhuǎn)換結(jié)果
[P_IOB_DATA] = r1 //同時(shí)觸發(fā)A/D重新轉(zhuǎn)換
r1 = 0x0001
[P_WATCHDOG_CLEAR] = r1 //清看門狗
jmp L_AD;
用C語(yǔ)言編的第一個(gè)程序
#include "hardware.h"
int main()
{
unsigned int i, j=0;
for (i=0;i<=100;i++)
j = j + i; //G_Su保存果
while(1) //程序結(jié)束循環(huán)
{
unsigned int ClearWatchdog =0x7012;
ClearWatchdog = 0x0001; //清看門狗
}
}
包括IOA口初始化子函數(shù)
#include "hardware.h"
#define Port_IOA_Data 0x7000 //portA data
#define Port_IOA_Buffer 0x7001 //portA buffer
#define Port_IOA_Dir 0x7002 //portAdirection
#define Port_IOA_Attrib 0x7003
unsigned int
_Port_IOA_Attrib ,
_Port_IOA_Dir,
_Port_IOA_Data,
_Port_IOA_Buffer;
int main()
{
IOA_Init();
while(1) //程序結(jié)束循環(huán)
{
unsigned int ClearWatchdog = 0x7012;
ClearWatchdog = 0x0001; //清看門狗
}
}
void IOA_Init() //IOA口初始化
{
//===============================
_Port_IOA_Dir=0xFFF;
_Port_IOA_Attrib=0xFFFF;
_Port_IOA_Buffer=0xFFFF;
_Port_IOA_Data=0xFFFF;
}
真正意義上能用的顯示程序顯示6789。
unsigned int
* _Port_IOA_Attrib=0x7003,
* _Port_IOA_Dir=0x7002,
* _Port_IOA_Data=0x7000,
* _Port_IOA_Buffer=0x7001,
* ClearWatchdog = 0x7012;
void IOA_Init() //IOA口初始化
{
* _Port_IOA_Dir=0xFFFF;
* _Port_IOA_Attrib=0xFFFF;
//_Port_IOA_Buffer=0xFFFF;
//_Port_IOA_Data=0xFFFF;
}
int main()
{ IOA_Init();
while(1) //程序結(jié)束循環(huán)
{
/* _Port_IOA_Data=0x7000;
* _Port_IOA_Buffer=0x7001;
* _Port_IOA_Dir=0x7002;
* _Port_IOA_Attrib=0x7003;*/
* _Port_IOA_Data=0xfe6f;
* _Port_IOA_Data=0xfd7f;
* _Port_IOA_Data=0xfb07;
* _Port_IOA_Data=0xf77d;
//[0~9]=[3f,06]
//0x3f,0x06,0x5b,0x4f,
// 0x66,0x6d,0x7d,
// 0x07,0x7f,0x6f
ClearWatchdog = 0x0001; //清看門狗
}
}
void F_Delay()
{
unsigned int i;
for(i=0; i<500; i++)
{
}
}
顯示任意數(shù)字temp待改進(jìn)
unsigned int
* _Port_IOA_Attrib=0x7003,
* _Port_IOA_Dir=0x7002,
* _Port_IOA_Data=0x7000,
* _Port_IOA_Buffer=0x7001,
* ClearWatchdog = 0x7012;
unsigned char code_table[]=
{
0x3f,0x06,0x5b,0x4f,
0x66,0x6d,0x7d,
0x07,0x7f,0x6f
};
void IOA_Init() //IOA口初始化
{
* _Port_IOA_Dir=0xFFFF;
* _Port_IOA_Attrib=0xFFFF;
//_Port_IOA_Buffer=0xFFFF;
//_Port_IOA_Data=0xFFFF;
}
int main()
{ IOA_Init();
while(1) //程序結(jié)束循環(huán)
{
/* _Port_IOA_Data=0x7000;
* _Port_IOA_Buffer=0x7001;
* _Port_IOA_Dir=0x7002;
* _Port_IOA_Attrib=0x7003;*/
unsigned int aa,dd,ge,shi,bai,temp;
//bb=0x0002;
temp=981;
bai=temp/100;
shi=temp%100;
shi=shi/10;
ge=temp%10;
aa=0xfe00;
dd=aa + code_table[ge];
* _Port_IOA_Data= dd;
aa=0xfd00;
dd=aa + code_table[shi];
* _Port_IOA_Data= dd;
aa=0xfb00;
dd=aa + code_table[bai];
* _Port_IOA_Data= dd;
//* _Port_IOA_Data=0xfd7f;
//* _Port_IOA_Data=0xfb07;
//* _Port_IOA_Data=0xf77d;
//[0~9]=[3f,06]
//0x3f,0x06,0x5b,0x4f,
// 0x66,0x6d,0x7d,
// 0x07,0x7f,0x6f
C語(yǔ)言的中斷函數(shù)IRQ5
#include "hardware.h"
unsigned int
* _Port_IOA_Attrib=0x7008, /////////
* _Port_IOA_Dir=0x7007, /////////地址賦值
* _Port_IOA_Data=0x7005, /////////
* _Port_IOA_Buffer=0x7006, /////////
* ClearWatchdog = 0x7012, /////////
* P_INT_Ctrl=0x7010, /////////
* P_INT_Clear=0x7011, /////////
bb;
int aa;
void IOA_Init() /////////IOA口初始化
{
* _Port_IOA_Dir=0xFFFF;
* _Port_IOA_Attrib=0xFFFF;
//_Port_IOA_Buffer=0xFFFF;
//_Port_IOA_Data=0xFFFF;
}
int main()
{
IOA_Init();
__asm("IRQ ON"); //打開總中斷
aa=0x0001;
* P_INT_Ctrl=0x0008; //打開4Hz的中斷
while(1) //程序結(jié)束循環(huán)
{
* ClearWatchdog = 0x0001; //清看門狗
}
}
void IRQ5(void) __attribute__ ((ISR)); //中斷專用格式
void IRQ5(void) //中斷專用格式
{
aa=aa+1;
* _Port_IOA_Data= aa;
* P_INT_Clear = 0x0008; //清中斷
}
void F_Delay()
{
unsigned int i;
for(i=0; i<500; i++)
{
}
}
C語(yǔ)言的流水燈
#include "hardware.h"
unsigned int
* _Port_IOA_Attrib=0x7008,
* _Port_IOA_Dir=0x7007,
* _Port_IOA_Data=0x7005,
* _Port_IOA_Buffer=0x7006,
* ClearWatchdog = 0x7012,
* P_INT_Ctrl=0x7010,
* P_INT_Clear=0x7011,
bb,aa;
void IOA_Init() //IOA口初始化
{
* _Port_IOA_Dir=0xFFFF;
* _Port_IOA_Attrib=0xFFFF;
//_Port_IOA_Buffer=0xFFFF;
//_Port_IOA_Data=0xFFFF;
}
int main()
{
IOA_Init();
__asm("IRQ ON");
//INT_FIQ_IRQ();
aa=0x0001;
* P_INT_Ctrl=0x0008;
while(1) //程序結(jié)束循環(huán)
{
* ClearWatchdog = 0x0001; //清看門狗
}
}
void IRQ5(void) __attribute__ ((ISR));
void IRQ5(void)
{ * ClearWatchdog = 0x0001;
aa=aa<<1; //循環(huán)左移
//bb=aa;
//bb=bb && 0x0100;
while(aa==0x0100)
aa=0x0001;
bb=aa; //異或 取反
bb=bb^0xffff;
* _Port_IOA_Data= bb;
* P_INT_Clear = 0x0008;
}
C語(yǔ)言用timea做計(jì)數(shù)的流水燈
#include "hardware.h"
unsigned int
* _Port_IOA_Attrib=0x7008,
* _Port_IOA_Dir=0x7007,
* _Port_IOA_Data=0x7005,
* _Port_IOA_Buffer=0x7006,
* ClearWatchdog = 0x7012,
* P_INT_Ctrl=0x7010,
* P_INT_Clear=0x7011,
* P_TimerA_Ctrl=0x700B,
* P_TimerA_Data=0x700A,
bb,aa;
void IOA_Init() //IOA口初始化
{
* _Port_IOA_Dir=0xFFFF;
* _Port_IOA_Attrib=0xFFFF;
//_Port_IOA_Buffer=0xFFFF;
//_Port_IOA_Data=0xFFFF;
}
int main()
{
IOA_Init();
__asm("IRQ ON");
//INT_FIQ_IRQ();
aa=0x0001;
* P_INT_Ctrl=0x1000; //設(shè)置中斷
* P_TimerA_Ctrl=0x0034;
* P_TimerA_Data=0xfe57;//設(shè)置計(jì)數(shù)初值
while(1) //程序結(jié)束循環(huán)
{
* ClearWatchdog = 0x0001; //清看門狗
}
}
void IRQ1(void) __attribute__ ((ISR));
void IRQ1(void)
{ * ClearWatchdog = 0x0001;
aa=aa<<1;
//bb=aa;
//bb=bb && 0x0100;
while(aa==0x0100)
aa=0x0001;
bb=aa;
bb=bb^0xffff;
* _Port_IOA_Data= bb;
* P_INT_Clear = 0x1000;
}
C語(yǔ)言的系統(tǒng)頻率控制的流水燈
#include "hardware.h"
unsigned int
* _Port_IOA_Attrib=0x7008,
* _Port_IOA_Dir=0x7007,
* _Port_IOA_Data=0x7005,
* _Port_IOA_Buffer=0x7006,
* ClearWatchdog = 0x7012,
* P_INT_Ctrl=0x7010,
* P_INT_Clear=0x7011,
* P_TimerA_Ctrl=0x700B,
* P_TimerA_Data=0x700A,
* P_SystemClock=0x7013,
bb,aa;
void IOA_Init() //IOA口初始化
{
* _Port_IOA_Dir=0xFFFF;
* _Port_IOA_Attrib=0xFFFF;
//_Port_IOA_Buffer=0xFFFF;
//_Port_IOA_Data=0xFFFF;
}
int main()
{ * P_SystemClock=0x0033;
IOA_Init();
__asm("IRQ ON");
//INT_FIQ_IRQ();
aa=0x0001;
* P_INT_Ctrl=0x1000; //設(shè)置中斷
* P_TimerA_Ctrl=0x0031;
* P_TimerA_Data=0x0000;//設(shè)置計(jì)數(shù)初值
while(1) //程序結(jié)束循環(huán)
{
* ClearWatchdog = 0x0001; //清看門狗
}
}
void IRQ1(void) __attribute__ ((ISR));
void IRQ1(void)
{ * ClearWatchdog = 0x0001;
aa=aa<<1;
//bb=aa;
//bb=bb && 0x0100;
while(aa==0x0100)
aa=0x0001;
bb=aa;
bb=bb^0xffff;
* _Port_IOA_Data= bb;
* P_INT_Clear = 0x1000;
}
#include "hardware.h"
unsigned int
* _Port_IOA_Attrib=0x7008,
* _Port_IOA_Dir=0x7007,
* _Port_IOA_Data=0x7005,
* _Port_IOA_Buffer=0x7006,
* ClearWatchdog = 0x7012,
* P_INT_Ctrl=0x7010,
* P_INT_Clear=0x7011,
* P_TimerA_Ctrl=0x700B,
* P_TimerA_Data=0x700A,
* P_SystemClock=0x7013,
* P_ADC_Ctrl=0x7015,
* P_ADC_MUX_Ctrl=0x702b,
* P_ADC_MUX_Date=0x702c,
bb,aa;
void IOA_Init() //IOA口初始化
{
* _Port_IOA_Dir=0x0000;
* _Port_IOA_Attrib=0xFFFF;
//_Port_IOA_Buffer=0xFFFF;
//_Port_IOA_Data=0xFFFF;
}
int main()
{
* P_ADC_Ctrl=0x0001;
* P_ADC_MUX_Ctrl=0x0001;
* P_SystemClock=0x0033;
IOA_Init();
__asm("IRQ ON");
//INT_FIQ_IRQ();
aa=0x0001;
* P_INT_Ctrl=0x1000; //設(shè)置中斷
* P_TimerA_Ctrl=0x0031;
* P_TimerA_Data=0x0f00;//設(shè)置計(jì)數(shù)初值
while(1) //程序結(jié)束循環(huán)
{
* ClearWatchdog = 0x0001; //清看門狗
}
}
void IRQ1(void) __attribute__ ((ISR));
void IRQ1(void)
{
bb=* P_ADC_MUX_Date;
while(P_ADC_MUX_Date=0x8000);
* _Port_IOA_Data= bb;
* P_INT_Clear = 0x1000;
}
C語(yǔ)言編的AD轉(zhuǎn)換
//#include "hardware.h"
unsigned int
* _Port_IOB_Attrib=0x7008,
* _Port_IOB_Dir=0x7007,
* _Port_IOB_Data=0x7005,
* _Port_IOB_Buffer=0x7006,
* _Port_IOA_Attrib=0x7004,
* _Port_IOA_Dir=0x7003,
* _Port_IOA_Data=0x7000,
* _Port_IOA_Buffer=0x7001,
* ClearWatchdog = 0x7012,
* P_INT_Ctrl=0x7010,
* P_INT_Clear=0x7011,
* P_TimerA_Ctrl=0x700B,
* P_TimerA_Data=0x700A,
* P_SystemClock=0x7013,
* _P_ADC_Ctrl=0x7015,
* _P_ADC_MUX_Ctrl=0x702b,
* _P_ADC_MUX_Data=0x702c,
bb,aa;
int main()
{
* _Port_IOB_Attrib= 0xffff;//IOB口設(shè)置為同相輸出口
* _Port_IOB_Dir=0xffff;
* _Port_IOA_Attrib= 0xffff;//IOA口設(shè)置為xuanfushi 口
* _Port_IOA_Dir=0x0000;
* _P_ADC_MUX_Ctrl=0x0001; //sheIOA0weiADshuru
* _P_ADC_Ctrl=0x0001; //開啟AD轉(zhuǎn)換
while(1)
{
aa=* _P_ADC_MUX_Ctrl;
aa=aa & 0x8000;
while(aa!=0x8000);
bb =* _P_ADC_MUX_Data;
* _Port_IOB_Data=bb;
* ClearWatchdog = 0x0001; //清看門狗
}
}
C語(yǔ)言編的數(shù)字電壓表0~3.3V精確到0.001V
unsigned int
* _Port_IOB_Attrib=0x7008,
* _Port_IOB_Dir=0x7007,
* _Port_IOB_Data=0x7005,
* _Port_IOB_Buffer=0x7006,
* _Port_IOA_Attrib=0x7004,
* _Port_IOA_Dir=0x7003,
* _Port_IOA_Data=0x7000,
* _Port_IOA_Buffer=0x7001,
* _ClearWatchdog = 0x7012,
* _P_INT_Ctrl=0x7010,
* _P_INT_Clear=0x7011,
* _P_TimerA_Ctrl=0x700B,
* _P_TimerA_Data=0x700A,
* _P_SystemClock=0x7013,
* _P_ADC_Ctrl=0x7015,
* _P_ADC_MUX_Ctrl=0x702b,
* _P_ADC_MUX_Data=0x702c,
bb,aa
,dd,ge,shi,bai,qian,temp;
float qq;
unsigned char code_table[]=
{
0x3f,0x06,0x5b,0x4f,
0x66,0x6d,0x7d,
0x07,0x3f,0x6f
};
void IOA_Init() //IOA口初始化
{
* _Port_IOB_Dir=0xFFFF;
* _Port_IOB_Attrib=0xFFFF;
//_Port_IOA_Buffer=0xFFFF;
//_Port_IOA_Data=0xFFFF;
}
int main()
{
__asm("IRQ ON");
* _P_INT_Ctrl=0x4000;
IOA_Init();
* _Port_IOA_Attrib= 0xffff;//IOA口設(shè)置為xuanfushi 口
* _Port_IOA_Dir=0x0000;
* _P_ADC_MUX_Ctrl=0x0001; //sheIOA0weiADshuru
* _P_ADC_Ctrl=0x0001; //開啟AD轉(zhuǎn)換
while(1) //程序結(jié)束循
{
aa=* _P_ADC_MUX_Ctrl;
aa=aa & 0x8000;
while(aa!=0x8000);
temp=* _P_ADC_MUX_Data;
qq=19.859090;
temp=temp/qq;
qian=temp/1000;
bai=temp%1000/100;
shi=temp%100/10;
ge=temp%10;
* _ClearWatchdog = 0x0001; //清看門狗
}
}
void IRQ0(void) __attribute__ ((ISR));
void IRQ0(void)
{
aa=0xfe00;
dd=aa + code_table[ge];
* _Port_IOB_Data= dd;
aa=0xfd00;
dd=aa + code_table[shi];
* _Port_IOB_Data= dd;
aa=0xfb00;
dd=aa + code_table[bai];
* _Port_IOB_Data= dd;
* _P_INT_Clear = 0x4000;
aa=0xf700;
dd=aa + code_table[qian];
* _Port_IOB_Data= dd;
}