//主程序
int main()
{
INT8U remember;
DISABLE_INTERRUPTS; //禁止总中断
//1. 芯片初始化
MCUInit();
//2. 模块初始化
SCIInit(); //(1) 串口初始化
TimerInit(); //(2) 定时器1初始化
//3. 内存初始化
//(1) "时分秒"缓存初始化(00:00:00)
time[0] = 0;
time[1] = 0;
time[2] = 0;
//(2) 临时变量remember初始化
remember = time[2];
//(3) 全局变量TimInterCount初始化
TimInterCount = 0;
//4. 开放各模块中断
EnableSCIReInt; //(1) 开放SCI0接收中断
EnableT1OVInt; //(2) 开放定时器1溢出中断
//5. 开放总中断
ENABLE_INTERRUPTS; //开总中断
while (1)
{
if (time[2] != remember)
{
SCISendN(3, time); //发送当前"时分秒"
remember = time[2]; //remember中存放当前秒值
}
}
}
void main(void)
{
INT8U i;
DISABLE_INTERRUPTS; //关总中断
//1.芯片初始化
MCUInit();
//2. 模块初始化
SCIInit(); //(1) 串口初始化
while (1)
{
i = SCIReN(1,SerialBuff); //等待接收1个数据
if (i == 0) SCISendN(1,SerialBuff); //发送接到的数据
}
}
//主函数
int main()
{
INT8U i, j;
INT16U value[2];
MCUInit(); //系统初始化
SCIInit(); //串行口初始化
SPIInit(); //SPI通信初始化
//程序总循环入口
while (1)
{
ADCP(3, 1, 2, value); //取33路AD转换16次平均值放入ADValue[33]
SCISendN(4,(INT8U *)value);
for (i=0; i<100; i++)
for (j=0; j<200; j++)
Delay();
}
}
//主函数
int main()
{
INT8U i;
INT8U j;
INT8U k;
INT8U flag; //写字节奇偶个数标志
DISABLE_INTERRUPTS; //禁止总中断
//1. 芯片初始化
MCUInit();
//2. 模块初始化
SCIInit(); //串行口初始化
//3.内存初始化
//把存放在RAM区的机器码赋值给数组PrgOfRam,供Flash擦写函数调用
for (i=0; i<18; i++)
PrgOfRam[i] = P[i];
//主循环
while (1)
{
i = SCIReN(1,SerialBuff);
if (i != 0) continue;
switch (SerialBuff[0])
{
//收到提问信号
case '?' :
{
SCISendN(11,"E:PAGE:ADDR",0x00); //擦除命令格式
SCISendN(2, (void *)Line_end,0x00);
SCISendN(18,"W:PAGE:ADDR:N:DATA",0x00); //写入命令格式
SCISendN(2, (void *)Line_end,0x00);
SCISendN(13,"R:PAGE:ADDR:N",0x00); //读取命令格式
SCISendN(2,(void *)Line_end,0x00);
break;
}
//收到擦除信号
case 'E' :
{
j = SCIReN(8,SerialBuff);
if (j == 0)
{
//将收到的字符数据转换成十六进制数据
for (k=1; k<8; k++)
if((SerialBuff[k]>='0') && (SerialBuff[k]<='9'))
SerialBuff[k] = SerialBuff[k]-'0';
else SerialBuff[k] = SerialBuff[k]-'A'+0x0A;
//对页号和地址处理
page=CvtPage(SerialBuff);
addr=CvtAddr(SerialBuff);
//擦除指定的扇区
Flash_Erase_Sector(page,addr);
//发送擦除结果
SCISendN(250,(void *)addr,page);
}
break;
}
//收到写入信号
case 'W' :
{
j = SCIReN(11,SerialBuff);
if (j == 0)
{
//将收到的字符数据转换成十六进制数据
for (k=1; k<10; k++)
if ((SerialBuff[k]>='0') && (SerialBuff[k]<='9'))
SerialBuff[k] = SerialBuff[k]-'0';
else SerialBuff[k] = SerialBuff[k]-'A'+0x0A;
//对页号和地址处理
page=CvtPage(SerialBuff);
addr=CvtAddr(SerialBuff);
//接收写入的数据个数
N = SerialBuff[9];
//接收写入的数据
k = SCIReN(N,SerialBuff);
//对数据的奇偶个数进行处理
if (k == 0)
{
flag = 0;
if(1 == N%2)
{
SerialBuff[N] = 0xFF;
N += 1;
flag = 1;
}
//写入数据
Flash_Write_Nword(page,addr,(INT16U)SerialBuff,N/2);
if(1 == flag)
{
N -= 1;
}
//发送写入到Flash的数据
SCISendN(N,(void *)addr,page);
}
}
break;
}
//收到读取信号
case 'R' :
{
i = SCIReN(10,SerialBuff);
if (i == 0)
{
//将收到的字符数据转换成十六进制数据
for (i=1; i<10; i++)
if((SerialBuff[i]>='0') && (SerialBuff[i]<='9'))
SerialBuff[i] = SerialBuff[i]-'0';
else SerialBuff[i] = SerialBuff[i]-'A'+0x0A;
//对页号和地址处理
page=CvtPage(SerialBuff);
addr=CvtAddr(SerialBuff);
//接收要读取的数据个数
N = SerialBuff[9];
//发送要读取的数据
SCISendN(N,(void *)addr,page);
}
break;
}
}
}
}
//主函数
int main()
{
INT8U i;
INT8U j;
INT8U k;
INT8U flag; //读写字节奇偶个数标志
INT8U Line_end[2];
INT8U Convert(INT8U ASC1,INT8U ASC2);
DISABLE_INTERRUPTS; //禁止总中断
//1. 芯片初始化
MCUInit();
//2. 模块初始化
SCIInit(); //(1) 串行口初始化
//3.内存初始化
//ASCII码换行符
Line_end[0]=13;
Line_end[1]=10;
//把存放在RAM区的机器码赋值给数组PrgOfRam,供Flash擦写函数调用
for (i=0; i<18; i++)
PrgOfRam[i] = P[i];
//后门机制密码
for(i=0;i<8;i++)
BackdoorKey[i]=0xFF;
//安全字节
SecureByte[0]=0xFF;
SecureByte[1]=0xFE;
//主循环
while (1)
{
i = SCIReN(1,SerialBuff);
if (i != 0) continue;
switch (SerialBuff[0])
{
//收到提问信号
case '?' :
{
SCISendN(11,"E:PAGE:ADDR"); //擦除命令格式
SCISendN(2, (void *)Line_end);
SCISendN(18,"W:PAGE:ADDR:N:DATA"); //写入命令格式
SCISendN(2, (void *)Line_end);
SCISendN(13,"R:PAGE:ADDR:N"); //读取命令格式
SCISendN(2,(void *)Line_end);
SCISendN(13,"S:BackdoorKey"); //设置密码命令格式
SCISendN(2,(void *)Line_end);
SCISendN(12,"C:SecureByte"); //设置安全状态命令格式
SCISendN(2,(void *)Line_end);
SCISendN(24,"U:BackdoorKey"); //解除安全模式命令格式
SCISendN(2,(void *)Line_end);
break;
}
//收到擦除信号
case 'E' :
{
j = SCIReN(8,SerialBuff);
if (j == 0)
{
//将收到的字符数据转换成十六进制数据
for (k=1; k<8; k++)
if((SerialBuff[k]>='0') && (SerialBuff[k]<='9'))
SerialBuff[k] = SerialBuff[k]-'0';
else SerialBuff[k] = SerialBuff[k]-'A'+0x0A;
//对页号和地址处理
page=CvtPage(SerialBuff);
addr=CvtAddr(SerialBuff);
//擦除指定的扇区
Flash_Erase_Sector(page,addr);
//发送擦除结果
SCISendN(250,(void *)addr);
}
break;
}
//收到写入信号
case 'W' :
{
j = SCIReN(11,SerialBuff);
if (j == 0)
{
//将收到的字符数据转换成十六进制数据
for (k=1; k<10; k++)
if ((SerialBuff[k]>='0') && (SerialBuff[k]<='9'))
SerialBuff[k] = SerialBuff[k]-'0';
else SerialBuff[k] = SerialBuff[k]-'A'+0x0A;
//对页号和地址处理
page=CvtPage(SerialBuff);
addr=CvtAddr(SerialBuff);
//接收写入的数据个数
N = SerialBuff[9];
//接收写入的数据
k = SCIReN(N,SerialBuff);
//对数据的奇偶个数进行处理
if (k == 0)
{
flag = 0;
if(1 == N%2)
{
SerialBuff[N] = 0xFF;
N += 1;
flag = 1;
}
//写入数据
Flash_Write_Nword(page,addr,(INT16U)SerialBuff,N/2);
if(1 == flag)
{
N -= 1;
}
//发送写入到Flash的数据
SCISendN(N,(void *)addr);
}
}
break;
}
//收到读取信号
case 'R' :
{
i = SCIReN(10,SerialBuff);
if (i == 0)
{
//将收到的字符数据转换成十六进制数据
for (i=1; i<10; i++)
if((SerialBuff[i]>='0') && (SerialBuff[i]<='9'))
SerialBuff[i] = SerialBuff[i]-'0';
else SerialBuff[i] = SerialBuff[i]-'A'+0x0A;
//对页号和地址处理
page=CvtPage(SerialBuff);
addr=CvtAddr(SerialBuff);
//接收要读取的数据个数
N = SerialBuff[9];
//发送要读取的数据
SCISendN(N,(void *)addr);
}
break;
}
//设置后门机制进入密码
case 'S' :
{
i = SCIReN(17,SerialBuff);
if (i == 0)
{
for(i=0; i<8; i++)
BackdoorKey[i]=Convert(SerialBuff[i*2+1],SerialBuff[i*2+2]);
Flash_SetKey(BackdoorKey);
SCISendN(8,(void *)0xFF00);
}
break;
}
//改变安全状态
case 'C' :
{
i = SCIReN(3,SerialBuff);
if (i == 0)
{
SecureByte[1]=Convert(SerialBuff[1],SerialBuff[2]);
Flash_SetStatus(SecureByte);
SCISendN(1,(void *)0xFF0F);
}
break;
}
//使用后门机制解密
case 'U' :
{
i = SCIReN(17,SerialBuff);
if (i == 0)
{
for(i=0; i<8; i++)
BackdoorKey[i]=Convert(SerialBuff[i*2+1],SerialBuff[i*2+2]);
Flash_unsecured(BackdoorKey);
SCISendN(20,"Unsercured Success !");
SCISendN(2,(void *)Line_end);
}
break;
}
}
}
}
void main(void) {
INIT_SLK_PBs;
INIT_SLK_LEDs;
INIT_APSLK_LEDs;
INIT_SLK_POT;
INIT_SLK_BUZZER; //Only Available when interfaced to Project Board
INIT_SLK_FRTimer;
LCDInit(); //Only Available when interfaced to Project Board
SCIInit();
EnableInterrupts;
LCDPutString(" FSL\n");
LCDPutString(" HCS12\n");
SCITransmitStr("\r\rFreescale HCS12 Demo\n\r");
for(;;) {
/* PB1 = LED1 */
if (SLK_PB1 == 0)
{
SLK_LED1 = ON; //LED 1 Active
APSLK_LED1 = !SLK_LED1; //Follow the Project Board LEDs
LCDPutString(" LED 1\n");
LCDPutString("ENABLED\n");
}
/* PB2 = LED2 */
else if(SLK_PB2 == 0)
{
SLK_LED2 = ON; //LED 2 Active
APSLK_LED2 = !SLK_LED2; //Follow the Project Board LEDs
LCDPutString(" LED 2\n");
LCDPutString("ENABLED\n");
}
/*Buzzer and PWM */
else if(SLK_PB3 == 0)
{
LCDPutString("BUZZER\n");
LCDPutString("ENABLED\n");
TCTL2_OM0 = 1;
SLK_BUZZER_VOLUME = SLK_POT +1;
}
/*The Bouncing Switch*/
else if(SLK_PB4 == 0)
{
SCITransmitStr("\r\rHello World!! \r");
LCDPutString(" Hello\n");
LCDPutString(" World\n");
}
/*The Blinking LED*/
else if(PAFLG_PAOVF == 1) //Polling Free Timer Overflow flag
{
SLK_LED3 = !SLK_LED3;
APSLK_LED3 = SLK_LED3;
PAFLG_PAOVF = 1; //Clearing the Overflow flag
TIMER_COUNT = 0x7fff; //Setting count to 0x7FFF to increase flash rate.
}
else{
TCTL2_OM0 = 0;
SLK_LED4 = ON;
SLK_LED2 = OFF;
SLK_LED1 = OFF;
APSLK_LED4 = !SLK_LED4;
APSLK_LED2 = !SLK_LED2;
APSLK_LED1 = !SLK_LED1;
LCDPutString(" FSL\n");
LCDPutString(" HCS12\n");
}
} /* wait forever */
}
