void SendChar()
{
uchar i,n,flag;
for(n = 0 ;n<5 ; n++)
{
ACC = SendBuf[n] ;
flag = P;
IO = 0;
for(i=0;i<8;i++) //发送一个字节
{
Delay_100us();
if(SendBuf[n] & 0x01)
IO = 1;
else
IO = 0;
SendBuf[n] >>=1;
}
Delay_100us();
IO = flag; //发送保存的奇偶位
Delay_100us();
IO = 1; //发送停止位
Delay_100us();
Delay_100us();
}
}
/*****************上电发送复位请求******************/
void Rest()
{
Delay() ;
IO = 1; //必须为高等待接收LKT加密芯片发送的起始位
REST = 0;
Delay_100us();
REST = 1;
}
void main()
{
Rest();
ReceArt(17); //接收复位信息
Delay_100us();
SendChar() ;
ReceArt(19); //接收随机数信息
P0 = buf[17];
while(1);
}
/****************读取LTK4101的返回信息并将其存入数据缓存区****************/
void ReceArt(char m)
{
uchar i,n;
for(n=0;n<m;n++)
{
while(IO);
for(i=0;i<8;i++) //读一个字节函数
{
Delay_100us();
buf[n] >>= 1;
if(1 == IO)
buf[n] |= 0x80;
}
Delay_100us();
ACC = buf[n];
if(IO == P) //判断偶校验位
{
Delay_100us();
Delay_100us();
}
}
}
/*=====================================================================================================*/
int main( void )
{
u32 i = PWM_MOTOR_MIN;
SystemInit();
GPIO_Config();
PWM_Config();
// PWM1 = PWM_MOTOR_MIN;
// PWM2 = PWM_MOTOR_MIN;
// PWM3 = PWM_MOTOR_MIN;
// PWM4 = PWM_MOTOR_MIN;
// PWM5 = PWM_MOTOR_MIN;
// PWM6 = PWM_MOTOR_MIN;
// PWM7 = PWM_MOTOR_MIN;
// PWM8 = PWM_MOTOR_MIN;
// PWM9 = PWM_MOTOR_MIN;
// PWM10 = PWM_MOTOR_MIN;
// PWM11 = PWM_MOTOR_MIN;
// PWM12 = PWM_MOTOR_MIN;
while(1) {
LED_G = ~LED_G;
while(KEY == 1) {
PWM1 = i;
PWM2 = i;
PWM3 = i;
PWM4 = i;
PWM5 = i;
PWM6 = i;
PWM7 = i;
PWM8 = i;
PWM9 = i;
PWM10 = i;
PWM11 = i;
PWM12 = i;
i++;
if(i>=PWM_MOTOR_MAX) {
i = PWM_MOTOR_MIN;
LED_R = ~LED_R;
}
Delay_100us(5);
}
Delay_100ms(1);
}
}
/*=====================================================================================================*/
int main( void )
{
uint32_t i = PWM_MOTOR_MIN;
GPIO_Config();
PWM_Config();
while(1) {
LED_G = !LED_G;
if(KEY_BO == 1) {
PWM1 = PWM_MOTOR_MIN;
PWM2 = PWM_MOTOR_MIN;
PWM3 = PWM_MOTOR_MAX;
PWM4 = PWM_MOTOR_MAX;
}
while(KEY_WU == 1) {
PWM1 = i;
PWM2 = i;
PWM3 = i;
PWM4 = i;
PWM5 = i;
PWM6 = i;
PWM7 = i;
PWM8 = i;
PWM9 = i;
PWM10 = i;
PWM11 = i;
i++;
if(i >= PWM_MOTOR_MAX) {
i = PWM_MOTOR_MIN;
LED_R = !LED_R;
}
Delay_100us(5);
}
Delay_100ms(1);
}
}
/* This function runs before the OS start. */
void NetworkConnecting()
{
int i, p, test, test1;
int sendcounter = 0;
u32 *pu32 = NULL;
test1 = Timer2Counter;
test = Timer2Counter;
sPacketbuf[DES_NUM] = SELFADDRESS;
sPacketbuf[SRC_NUM] = SELFADDRESS;
CC2500_SeleChannel(0);
CC2500_SetRecvAddr(SELFADDRESS);
CC2500_SetRxd();
CC2500_SendPacket(sPacketbuf,PACKET_LEN);
CC2500_SetRxd();
sPacketbuf[DES_NUM]=0x00;
NbrList[0]=NbrCount;
// while(RESET==RNG_GetFlagStatus(RNG_FLAG_DRDY));
// Delay_100us(RNG_GetRandomNumber() & 0x000000f);
pu32 = (u32*) &sPacketbuf[1];
while (0 == NodeFlag[SELFADDRESS])
{
if (ISIDLE)
{
NbrList[0] = NbrCount;
sPacketbuf[PRC_NUM] = DISCOVERY_MESSAGE;
arm_copy_q7(NbrList, sPacketbuf+LEN_NUM, NbrList[0]+1);
pu32[CRC_LENGTH - 2] = Timer2Counter;//Add the timestamp.
CRC_ResetDR();
pu32[CRC_LENGTH - 1] = CRC_CalcBlockCRC(pu32, CRC_LENGTH - 1);
p = Bernoulli(1.0/(MAXNUM-NbrCount+1));
//Delay_100us(1);
if (ISIDLE)
{
if (0 == DelayFlag)
{
if (p/*Bernoulli(1.0/(MAXNUM-NbrCount+1))*/)
{
CC2500_SendPacket(sPacketbuf, PACKET_LEN);
CC2500_SetRxd();
DelayFlag=1;
}
}
else
{
Preemptive_Delay_100us(25, &DelayFlag);
DelayFlag=0;
}
}
}
}
test1 = Timer2Counter - test1;
while(MAXNUM > NbrCount)
{
if (0 != DiscoveryHelp)
{
if (ISIDLE)
{
Delay_100us(1);
if (ISIDLE)
{
if (Bernoulli(1.0/(MAXNUM-NbrCount+1)))
{
NbrList[0] = NbrCount;
sPacketbuf[PRC_NUM] = DISCOVERY_MESSAGE;
arm_copy_q7(NbrList, sPacketbuf+LEN_NUM, NbrList[0]+1);
pu32[CRC_LENGTH - 2] = Timer2Counter;//Add the timestamp.
CRC_ResetDR();
pu32[CRC_LENGTH - 1] = CRC_CalcBlockCRC(pu32, CRC_LENGTH - 1);
CC2500_SendPacket(sPacketbuf, PACKET_LEN);
CC2500_SetRxd();
}
}
}
DiscoveryHelp = 0;
}
}
test = Timer2Counter - test;
while(RESET==RNG_GetFlagStatus(RNG_FLAG_DRDY));
Delay_100us(RNG_GetRandomNumber() & 0x000000f);
pu32[CRC_LENGTH - 2] = Timer2Counter;//Add the timestamp.
sendcounter = 3;
while (0 != sendcounter)
{
if (ISIDLE)
{
Delay_100us(1);
if (ISIDLE)
{
NbrList[0] = NbrCount;
sPacketbuf[PRC_NUM] = DISCOVERY_ACCOMPLISHED;
arm_copy_q7(NbrList, sPacketbuf+LEN_NUM, NbrList[0]+1);
CRC_ResetDR();
pu32[CRC_LENGTH - 1] = CRC_CalcBlockCRC(pu32, CRC_LENGTH - 1);
CC2500_SendPacket(sPacketbuf, PACKET_LEN);
CC2500_SetRxd();
sendcounter--;
}
}
Delay_100us(10);
}
printf("NeighbourList:\r\n");
for (i=0;i<MAXNUM;i++)
{
printf("%#x\r\n",NbrList[1+i]);
}
printf("t1 = %d\r\n", test1);
printf("t = %d\r\n", test);
}
