凌阳SPCE061A单片机实验程序

本实验程序是凌阳SPCE61A单片机的程序代码！希望大家能够把单片机学好，部分程序有C语言版本的，有一部分没有，我认为C语言版本的其实是按照汇编版的改编的，都是大同小异，所以后面一部分中断程序就没有写C语言版本的！望理解

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//使用汇编语言实现A 口的输出

.RAM

.CODE

.public _main

.define P_IOA_Dir 0X7002

.define P_IOA_Attrib 0X7003

.define P_IOA_Data 0X7000

.define P_watchdog_clear 0X7012 _main:

R1=0x00FF //初始化

[P_IOA_Dir] = R1

[P_IOA_Attrib] = R1

R1 = 0x0000

[P_IOA_Data] = R1

LP1: [P_IOA_Data] = R1

R1 += 1

CALL delay

R2 = 0X0001 //清狗

[P_watchdog_clear] = R2

JMP LP1

delay: .PROC

BP = 0

LPN: BP += 1

CMP BP,0X9000

JNZ LPN

RETF

.ENDP

//使用C语言实现A 口的输出

#define P_IOA_Data (volatile unsigned int *)0x7000 #define P_IOA_Dir (volatile unsigned int *)0x7002 #define P_IOA_Attrib (volatile unsigned int *)0x7003 #define P_watchdog_clear (volatile unsigned int *)0X7012 int main (void)

{

unsigned int i = 0 ,j = 0;

*P_IOA_Dir = 0xffff;

*P_IOA_Attrib = 0xffff;

*P_IOA_Data = 0x0000;

while (1)

{

for (i = 0;i <= 255;++i)

{

for (j = 0 ; j <= 2222; ++j) //延时，可以更改

*P_IOA_Data = i ;

*P_watchdog_clear = 0x0001;

}

}

}

//使用汇编语言实现A 口作为输入口、B 口作为输出口.RAM

.CODE

.public _main

.define P_IOA_Dir 0X7002 //定义地址

.define P_IOA_Attrib 0X7003

.define P_IOA_Data 0X7000

.define P_IOB_Dir 0X7007

.define P_IOB_Attrib 0X7008

.define P_IOB_Data 0X7005

.define P_watchdog_clear 0X7012

_main:

R1=0x0000 //A口初始化

[P_IOA_Dir] = R1

[P_IOA_Attrib] = R1

[P_IOA_Data] = R1

R1=0x00FF //B口初始化

[P_IOB_Dir] = R1

[P_IOB_Attrib] = R1

R1=0x0000

[P_IOB_Data] = R1

LPP:

R1 = [P_IOA_Data] //键盘程序调用取键值CMP R1,0

JZ LP2

CALL delay

R2 = [P_IOA_Data]

CMP R1,R2

JZ LP2

[P_IOB_Data] = R1

delay: .PROC

BP = 0

LPN: BP += 1

CMP BP,0X9000

JNZ LPN

RETF

.ENDP

LP2: R1 = 0X0001 //清狗

[P_watchdog_clear] = R1

JMP LPP

//使用C 语言实现A 口作为输入口、B 口作为输出口

#define P_IOA_Data (volatile unsigned int *)0x7000 #define P_IOA_Dir (volatile unsigned int *)0x7002 #define P_IOA_Attrib (volatile unsigned int *)0x7003 #define P_IOB_Data (volatile unsigned int *)0X7005 #define P_IOB_Dir (volatile unsigned int *)0X7007 #define P_IOB_Attrib (volatile unsigned int *)0X7008 #define P_watchdog_clear (volatile unsigned int *)0X7012 int f (unsigned int t)

{

unsigned int s;

t = *P_IOA_Data;

if (t == 0 )

return t;

else

{

delay();

s = *P_IOA_Data;

if (t ==s)

return t;

else

return 0;

}

}

void delay (void)

{

unsigned int m;

for(m = 0;m<100; ++m)

{

*P_watchdog_clear = 0x0001;

}

}

int main (void)

{

unsigned int i,t;

*P_IOA_Dir = 0x0000; // //A口初始化*P_IOA_Attrib = 0x0000;

*P_IOA_Data = 0x0000;

*P_IOB_Dir = 0x00FF; //B口初始化

*P_IOB_Attrib = 0x00FF;

*P_IOB_Data = 0x0000;

while (1)

{

t = *P_IOA_Data; //取键值

i = f(t); //返回键值

if (i == 0)

*P_IOB_Data = i;

else

{

*P_IOB_Data = i;

}

*P_watchdog_clear = 0x0001;

}

}

//使用汇编语言实现A 口的输出

//系统时钟

.RAM

.CODE

.public _main

.define P_IOA_Dir 0X7002 .define P_IOA_Attrib 0X7003

.define P_IOA_Data 0X7000 .define P_SystemClock 0X7013 .define P_watchdog_clear 0X7012

_main:

R1 = 0X0000 //24.576MHZ

[P_SystemClock] = R1

R1=0x00FF //初始化

[P_IOA_Dir] = R1

[P_IOA_Attrib] = R1

R1 = 0x0000

[P_IOA_Data] = R1

LP1: [P_IOA_Data] = R1

CALL delay

CALL delay

R1 = 0XFFFF

[P_IOA_Data] = R1

CALL delay

CALL delay

delay: .PROC

BP = 0xFFFF

LPN: BP -= 1

JNZ LPN

RETF

.ENDP

R2 = 0X0001 //清狗

[P_watchdog_clear] = R2

JMP LP1

//系统时钟

//使用C语言实现A 口的输出

#define P_IOA_Data (volatile unsigned int *)0x7000 #define P_IOA_Dir (volatile unsigned int *)0x7002 #define P_IOA_Attrib (volatile unsigned int *)0x7003 #define P_SystemClock (volatile unsigned int *)0X7013 #define P_watchdog_clear (volatile unsigned int *)0X7012 int main (void)

{

unsigned int i,j;

*P_IOA_Dir = 0x00FF;

*P_IOA_Attrib = 0x00FF;

*P_IOA_Data = 0x0000;

*P_SystemClock = 0x0000;

while (1)

{

for (i = 0;i < 2222;++i)

for (j = 0;j < 22;++j)

{

*P_IOA_Data = 0x0000 ;

*P_watchdog_clear = 0x0001;

}

for (i = 0;i < 2222;++i)

for (j = 0;j < 22;++j)

{

*P_IOA_Data = 0xFFFF ;

*P_watchdog_clear = 0x0001;

}

}

}

//使用汇编语言定时器TimerA

.RAM

.CODE

.public _main

.define P_IOB_Dir 0x7007

.define P_IOB_Attrib 0x7008

.define P_IOB_Data 0x7005

.define P_watchdog_clear 0x7012

.define P_TimerA_Data 0x700A

.define P_TimerA_ctrl 0x700B

_main:

R1=0x0FFF //B口初始化同相低电平输出

[P_IOB_Dir] = R1

[P_IOB_Attrib] = R1

R1=0x0000

[P_IOB_Data] = R1

R1 = 0x0215 // 输入256HZ 输出1秒占空比8/16

[P_TimerA_ctrl] = R1

R1 = 0xFFEF //计数初值

[P_TimerA_Data] = R1

LP1:

R2 = 0x0001 //清狗[P_watchdog_clear] = R2 JMP LP1

//使用C语言定时器TimerA

#define P_IOB_Data (volatile unsigned int *)0X7005 #define P_IOB_Dir (volatile unsigned int *)0X7007

#define P_IOB_Attrib (volatile unsigned int *)0X7008

#define P_watchdog_clear (volatile unsigned int *)0X7012

#define P_TimerA_Data (volatile unsigned int *)0X700A #define P_TimerA_ctrl (volatile unsigned int *)0X700B

int main (void)

{

*P_IOB_Dir = 0x0F00; //B口初始化同相低电平输出

*P_IOB_Attrib = 0x0F00;

*P_IOB_Data = 0x0000;

*P_TimerA_ctrl = 0x0215; // 输入256HZ 输出1秒占空比8/16

*P_TimerA_Data = 0xFFEF; //计数初值

while (1)

{

*P_watchdog_clear = 0x0001;

}

}

// 使用汇编语言A/D转换

.RAM

.CODE

.public _main

.define P_IOA_Dir 0X7002 //定义地址

.define P_IOA_Attrib 0X7003

.define P_IOA_Data 0X7000

.define P_IOB_Dir 0X7007

.define P_IOB_Attrib 0X7008

.define P_IOB_Data 0X7005

.define P_watchdog_clear 0X7012

.define P_ADC_MUX_Ctrl 0X702B

.define P_ADC_Ctrl 0X7015

.define P_ADC_MUX_Data 0X702C

_main:

R1=0x0000 //A口初始化悬浮输入口

[P_IOA_Dir] = R1

[P_IOA_Data] = R1

R1=0x00FF

[P_IOA_Attrib] = R1

[P_IOB_Dir] = R1 //B口初始化同相低电平输出口

[P_IOB_Attrib] = R1

R1=0x0000

[P_IOB_Data] = R1

R1=0x0001 //选择通道LINE_IN为IOA0

[P_ADC_MUX_Ctrl] = R1

R1=0x0001 //允许A/D转换

[P_ADC_Ctrl] = R1

ZH:

R1 = [P_ADC_MUX_Data] //判断是否转换完成? 读取P_ADC_MUX_Data的值

TEST R1,0x8000

JZ ZH

R1 = [P_ADC_MUX_Data]

R1 = R1 LSR 4

R1 = R1 LSR 2

[P_IOB_Data] = R1

R1 = 0X0001 //清狗

[P_watchdog_clear] = R1

JMP ZH

// 使用C语言A/D转换

#define P_IOA_Data (volatile unsigned int *)0x7000

#define P_IOA_Dir (volatile unsigned int *)0x7002

#define P_IOA_Attrib (volatile unsigned int *)0x7003

#define P_IOB_Data (volatile unsigned int *)0X7005

#define P_IOB_Dir (volatile unsigned int *)0X7007

#define P_IOB_Attrib (volatile unsigned int *)0X7008

#define P_watchdog_clear (volatile unsigned int *)0X7012

#define P_ADC_MUX_Ctrl (volatile unsigned int *)0X702B

#define P_ADC_Ctrl (volatile unsigned int *)0X7015

#define P_ADC_MUX_Data (volatile unsigned int *)0X702C

int main (void)

{

unsigned int i ;

unsigned int j ;

*P_IOA_Dir = 0x0000 ; //A口初始化悬浮输入口

*P_IOA_Data = 0x0000 ;

*P_IOA_Attrib = 0x00FF ;

*P_IOB_Dir = 0x00FF ; //B口初始化同相低电平

输出口

*P_IOB_Attrib = 0x00FF ;

*P_IOB_Data = 0x0000 ;

*P_ADC_MUX_Ctrl = 0x0001; //选择通道LINE_IN为IOA0

*P_ADC_Ctrl = 0x0001 ; //允许A/D转换

for(i = 0;i < 5;++i) ; //等待

while(1)

{

i = *P_ADC_MUX_Data ; //判断是否转换完成? 读取P_ADC_MUX_Data的值

i = i & 0x8000 ;

if(i == 0);

else

{

j = *P_ADC_MUX_Data;

j >>= 6 ; //右移6位

*P_IOB_Data = j ;

}

*P_watchdog_clear = 0X0001 ; //清狗

}

}

//使用汇编语言实现A 口作为输入口、B 口作为输出口触键唤醒.RAM

.CODE

.public _main

.define P_IOA_Dir 0X7002 //定义地址

.define P_IOA_Attrib 0X7003

.define P_IOA_Data 0X7000

.define P_IOB_Dir 0X7007

.define P_IOB_Attrib 0X7008

.define P_IOB_Data 0X7005

.define P_watchdog_clear 0X7012

.define P_INT_Ctrl 0X7010

.define P_IOA_Latch 0X7004

.define P_SystemClock 0X7013

.define P_INT_Clear 0X7011

_main:

R1=0x00FD //设置IOA1为带下拉电阻的输入口,其他IOA口都设置为输出口

[P_IOA_Dir] = R1

[P_IOA_Attrib] = R1

R1=0x0000