/*
* 函数名：BSP
* 描述 ：时钟初始化、硬件初始化
*/
void BSP_Init(void)
{
SystemInit(); /* 配置系统时钟为72MHz */
SysTick_Init(); /* 初始化并使能SysTick定时器 */
LED_GPIO_config(); /* LED端口初始化 */
USART1_Inter_Config(); /* 串口-中断 */
LEDDIS_GPIO_Configuration(); /* 数码管 */
ADC1_Init(); /* ADC1 */
EXTI_PA0_Config(); /* 按键0-中断0 */
I2C_EE_Init(); /* EEPROM */
}
/***************************************************************************//**
* @brief First, the content of Tx1_Buffer is written to the EEPROM_WriteAddress1
* and the written data are read. The written and the read buffers data are
* then compared. Following the read operation, the program wait that the
* EEPROM reverts to its Standby state. A second write operation is, then,
* performed and this time, Tx2_Buffer is written to EEPROM_WriteAddress2,
* which represents the address just after the last written one in the first
* write. After completion of the second write operation, the written data
* are read. The contents of the written and the read buffers are compared.
******************************************************************************/
void I2C_EEPROM(void)
{
/* System clocks configuration */
RCC_Configuration();
/* USART configuration */
/* Initialize the I2C EEPROM driver */
I2C_EE_Init();
/* First write in the memory followed by a read of the written data */
/* Write on I2C EEPROM from EEPROM_WriteAddress1 */
// I2C_EE_BufferWrite(Test_Buffer, EEPROM_WriteAddress1, 100);
// while(1);
/* Read from I2C EEPROM from EEPROM_ReadAddress1 */
// I2C_EE_BufferRead(Rx1_Buffer, EEPROM_ReadAddress1, 100);
/* Check if the data written to the memory is read correctly */
// TransferStatus1 = Buffercmp(Tx1_Buffer, Rx1_Buffer, BufferSize1);
}
/**
* @brief Main program
* @param None
* @retval None
*/
int main(void)
{
/* System clocks configuration ---------------------------------------------*/
RCC_Configuration();
/* Initialize the I2C EEPROM driver ----------------------------------------*/
I2C_EE_Init();
/* First write in the memory followed by a read of the written data --------*/
/* Write on I2C EEPROM from EEPROM_WriteAddress1 */
I2C_EE_BufferWrite(Tx1_Buffer, EEPROM_WriteAddress1, BufferSize1);
/* Read from I2C EEPROM from EEPROM_ReadAddress1 */
I2C_EE_BufferRead(Rx1_Buffer, EEPROM_ReadAddress1, BufferSize1);
/* Check if the data written to the memory is read correctly */
TransferStatus1 = Buffercmp(Tx1_Buffer, Rx1_Buffer, BufferSize1);
/* TransferStatus1 = PASSED, if the transmitted and received data
to/from the EEPROM are the same */
/* TransferStatus1 = FAILED, if the transmitted and received data
to/from the EEPROM are different */
/* Wait for EEPROM standby state */
I2C_EE_WaitEepromStandbyState();
/* Second write in the memory followed by a read of the written data -------*/
/* Write on I2C EEPROM from EEPROM_WriteAddress2 */
I2C_EE_BufferWrite(Tx2_Buffer, EEPROM_WriteAddress2, BufferSize2);
/* Read from I2C EEPROM from EEPROM_ReadAddress2 */
I2C_EE_BufferRead(Rx2_Buffer, EEPROM_ReadAddress2, BufferSize2);
/* Check if the data written to the memory is read correctly */
TransferStatus2 = Buffercmp(Tx2_Buffer, Rx2_Buffer, BufferSize2);
/* TransferStatus2 = PASSED, if the transmitted and received data
to/from the EEPROM are the same */
/* TransferStatus2 = FAILED, if the transmitted and received data
to/from the EEPROM are different */
while (1)
{
}
}
/**
* @brief 主函数
* @param 无
* @retval 无
*/
int main(void)
{
/* 串口1初始化 */
USART1_Config();
printf("\r\n 这是一个I2C外设(AT24C02)读写测试例程 \r\n");
//LED_GPIO_Config();
/* I2C 外设初(AT24C02)始化 */
I2C_EE_Init();
printf("\r\n 这是一个I2C外设(AT24C02)读写测试例程 \r\n");
I2C_Test();
while (1)
{
}
}
int main()
{
uint8_t index = 0;
uint8_t maxhsize = DISPLAY_CHAR_WIDTH;
FRESULT fr;
uint32_t state = ST_START;
uint32_t nameCount = 0;
uint32_t vpos = 0;
uint32_t hpos = 0;
#if defined(PCBTARANIS)
wdt_reset();
RCC->AHB1ENR |= RCC_AHB1ENR_GPIOAEN; // Enable portA clock
#endif
pwrInit();
#if defined(PCBSKY9X)
MATRIX->CCFG_SYSIO |= 0x000000F0L; // Disable syspins, enable B4,5,6,7
#endif
#if defined(PCBSKY9X)
init_SDcard();
PIOC->PIO_PER = PIO_PC25; // Enable bit C25 (USB-detect)
start_timer0();
#endif
lcdInit();
#if defined(PCBSKY9X)
extern uint8_t OptrexDisplay;
OptrexDisplay = 1;
#endif
lcd_clear();
lcd_putsLeft(0, BOOTLOADER_TITLE);
lcd_invert_line(0);
lcdRefresh();
#if defined(PCBSKY9X)
OptrexDisplay = 0;
lcdRefresh();
#endif
#if defined(PCBTARANIS)
keysInit();
I2C_EE_Init();
init_hw_timer();
#endif
__enable_irq();
init10msTimer();
#if defined(PCBSKY9X)
EblockAddress = -1;
init_spi();
#endif
#if defined(PCBSKY9X)
LockBits = readLockBits();
if (LockBits) {
clearLockBits();
}
#endif
#if defined(PCBTARANIS)
// SD card detect pin
sdInit();
usbInit();
usbStart();
#endif
for (;;) {
wdt_reset();
if (Tenms) {
if (EE_timer) {
if (--EE_timer == 0) {
#if defined(PCBSKY9X)
writeBlock();
#endif
}
}
Tenms = 0;
lcd_clear();
lcd_putsLeft(0, BOOTLOADER_TITLE);
lcd_invert_line(0);
uint8_t event = getEvent();
if (state != ST_USB) {
if (usbPlugged()) {
state = ST_USB;
if (!unlocked) {
unlocked = 1;
unlockFlash();
}
usbPluggedIn();
}
}
if (state == ST_START) {
lcd_putsLeft(2*FH, "\010Write Firmware");
lcd_putsLeft(3*FH, "\010Restore EEPROM");
lcd_putsLeft(4*FH, "\010Exit");
lcd_invert_line(2+vpos);
lcd_putsLeft(7*FH, INDENT "Or plug in a USB cable for mass storage");
if (event == EVT_KEY_FIRST(BOOT_KEY_DOWN)) {
vpos == 2 ? vpos = 0 : vpos = vpos+1;
}
else if (event == EVT_KEY_FIRST(BOOT_KEY_UP)) {
vpos == 0 ? vpos = 2 : vpos = vpos-1;
}
else if (event == EVT_KEY_BREAK(BOOT_KEY_MENU)) {
switch (vpos) {
case 0:
state = ST_FLASH_MENU;
break;
case 1:
state = ST_RESTORE_MENU;
break;
default:
state = ST_REBOOT;
}
}
}
if (state == ST_USB) {
lcd_putsLeft(4*FH, "\026USB Connected");
if (usbPlugged() == 0) {
vpos = 0;
if (unlocked) {
lockFlash();
unlocked = 0;
}
state = ST_START;
}
#if defined(PCBSKY9X)
usbMassStorage();
#endif
}
if (state == ST_FLASH_MENU || state == ST_RESTORE_MENU) {
sdInit();
memoryType = (state == ST_RESTORE_MENU ? MEM_EEPROM : MEM_FLASH);
state = ST_DIR_CHECK;
}
else if (state == ST_DIR_CHECK) {
fr = f_chdir(getBinaryPath());
if (fr == FR_OK) {
state = ST_OPEN_DIR;
}
else {
lcd_putsLeft(2*FH, INDENT "Directory is missing!");
if (event == EVT_KEY_BREAK(BOOT_KEY_EXIT) || event == EVT_KEY_BREAK(BOOT_KEY_MENU)) {
vpos = 0;
state = ST_START;
}
}
}
if (state == ST_OPEN_DIR) {
index = 0;
fr = f_opendir(&Dj, ".");
if (fr == FR_OK) {
state = ST_FILE_LIST;
nameCount = fillNames(0);
hpos = 0;
vpos = 0;
}
}
if (state == ST_FILE_LIST) {
uint32_t limit = 6;
if (nameCount < limit) {
limit = nameCount;
}
maxhsize = 0;
for (uint32_t i=0; i<limit; i++) {
uint32_t x;
x = strlen(Filenames[i]);
if (x > maxhsize) {
maxhsize = x;
}
if (x > DISPLAY_CHAR_WIDTH) {
if (hpos + DISPLAY_CHAR_WIDTH > x) {
x = x - DISPLAY_CHAR_WIDTH;
}
else {
x = hpos;
}
}
else {
x = 0;
}
lcd_putsnAtt(INDENT_WIDTH, 16 + FH * i, &Filenames[i][x], DISPLAY_CHAR_WIDTH, 0);
}
if (event == EVT_KEY_REPT(BOOT_KEY_DOWN) || event == EVT_KEY_FIRST(BOOT_KEY_DOWN)) {
if (vpos < limit - 1) {
vpos += 1;
}
else {
if (nameCount > limit) {
index += 1;
nameCount = fillNames(index);
}
}
}
else if (event == EVT_KEY_REPT(BOOT_KEY_UP) || event == EVT_KEY_FIRST(BOOT_KEY_UP)) {
if (vpos > 0) {
vpos -= 1;
}
else {
if (index) {
index -= 1;
nameCount = fillNames(index);
}
}
}
#if !defined(PCBTARANIS)
else if (event == EVT_KEY_REPT(BOOT_KEY_RIGHT) || event == EVT_KEY_FIRST(BOOT_KEY_RIGHT)) {
if (hpos + DISPLAY_CHAR_WIDTH < maxhsize) {
hpos += 1;
}
}
else if (event == EVT_KEY_REPT(BOOT_KEY_LEFT) || event == EVT_KEY_FIRST(BOOT_KEY_LEFT)) {
if (hpos) {
hpos -= 1;
}
}
#endif
else if (event == EVT_KEY_BREAK(BOOT_KEY_MENU)) {
// Select file to flash
state = ST_FLASH_CHECK;
Valid = 0;
}
else if (event == EVT_KEY_FIRST(BOOT_KEY_EXIT)) {
state = ST_START;
vpos = 0;
}
lcd_invert_line(2 + vpos);
}
else if (state == ST_FLASH_CHECK) {
int result = menuFlashFile(vpos, event);
FirmwareSize = FileSize[vpos] - BOOTLOADER_SIZE;
if (result == 0) {
// canceled
state = ST_FILE_LIST;
}
else if (result == 1) {
// confirmed
firmwareAddress = FIRMWARE_ADDRESS + BOOTLOADER_SIZE;
firmwareWritten = 0;
eepromAddress = 0;
eepromWritten = 0;
state = ST_FLASHING;
}
}
else if (state == ST_FLASHING) {
// commit to flashing
lcd_putsLeft(4*FH, "\032Writing...");
if (!unlocked && (memoryType == MEM_FLASH)) {
unlocked = 1;
unlockFlash();
}
int progress;
if (memoryType == MEM_FLASH) {
writeFlashBlock();
firmwareWritten += sizeof(Block_buffer);
progress = (200*firmwareWritten) / FirmwareSize;
}
else {
writeEepromBlock();
eepromWritten += sizeof(Block_buffer);
progress = (200*eepromWritten) / EESIZE;
}
lcd_rect( 3, 6*FH+4, 204, 7);
lcd_hline(5, 6*FH+6, progress, FORCE);
lcd_hline(5, 6*FH+7, progress, FORCE);
lcd_hline(5, 6*FH+8, progress, FORCE);
fr = f_read(&FlashFile, (BYTE *)Block_buffer, sizeof(Block_buffer), &BlockCount);
if (BlockCount == 0) {
state = ST_FLASH_DONE; // EOF
}
if (firmwareWritten >= FLASHSIZE - BOOTLOADER_SIZE) {
state = ST_FLASH_DONE; // Backstop
}
if (eepromWritten >= EESIZE) {
state = ST_FLASH_DONE; // Backstop
}
}
if (state == ST_FLASH_DONE) {
if (unlocked) {
lockFlash();
unlocked = 0;
}
lcd_putsLeft(4*FH, "\024Writing Complete");
if (event == EVT_KEY_FIRST(BOOT_KEY_EXIT) || event == EVT_KEY_BREAK(BOOT_KEY_MENU)) {
state = ST_START;
vpos = 0;
}
}
if (event == EVT_KEY_LONG(BOOT_KEY_EXIT)) {
state = ST_REBOOT;
}
lcdRefresh();
if (PowerUpDelay < 20) { // 200 mS
PowerUpDelay += 1;
}
else {
sdPoll10ms();
}
}
if (pwrCheck() == e_power_off && state != ST_FLASHING && state != ST_USB) {
pwrOff();
for (;;) {
// Wait for power to go off
}
}
if (state == ST_REBOOT) {
if ((~readKeys() & 0x7E) == 0) {
NVIC_SystemReset();
}
}
}
return 0;
}
int main(void)
{
u8 readstatus,firstread=0;
u8 humi_set_temp=humi_set;
u8 temp_set_temp=temp_set;
//main1();
/* USART1 config 115200 8-N-1 */
// USART1_Config();
//
// printf("\r\n this is a yhx firmware \r\n");
/* 配置SysTick 为1us中断一次 */
SysTick_Init();
// TIM3_Int_Init(100,7199);
DelayInit();
// delay_init(72);
/*按键输入初始化*/
GPIO_INPUT_INIT();
/*输出初始化*/
IO_OUTPUT_Config();
/* I2C 外设初(AT24C02)始化 */
I2C_EE_Init();
/*当按下-键时，程序会执行默认的IP192.168.3.248,不会从eeprom读取数据*/
if( Key_Scan(KEYPORT,KEY_SUB,1) != KEY_ON )
I2C_EE_Restore();
if(EE_FLAG!=i2c_eeprom_data[0])
{
//初始温湿度设定及裕量
i2c_eeprom_data[0]=EE_FLAG;
i2c_eeprom_data[1]=temp_set;
i2c_eeprom_data[2]=humi_set;
i2c_eeprom_data[3]=temp_distance;
i2c_eeprom_data[4]=humi_distance;
//初始化net
//ip
i2c_eeprom_data[8]=ipaddress[0];
i2c_eeprom_data[9]=ipaddress[1];
i2c_eeprom_data[10]=ipaddress[2];
i2c_eeprom_data[11]=ipaddress[3];
//mask
i2c_eeprom_data[12]=maskaddress[0];
i2c_eeprom_data[13]=maskaddress[1];
i2c_eeprom_data[14]=maskaddress[2];
i2c_eeprom_data[15]=maskaddress[3];
//gate
i2c_eeprom_data[16]=gateaddress[0];
i2c_eeprom_data[17]=gateaddress[1];
i2c_eeprom_data[18]=gateaddress[2];
i2c_eeprom_data[19]=gateaddress[3];
//mac
i2c_eeprom_data[24]=mymac[0];
i2c_eeprom_data[25]=mymac[1];
i2c_eeprom_data[26]=mymac[2];
i2c_eeprom_data[27]=mymac[3];
i2c_eeprom_data[28]=mymac[4];
i2c_eeprom_data[29]=mymac[5];
I2C_EE_WaitOperationIsCompleted();
I2C_EE_WriteBuffer(i2c_eeprom_data, 0, 8);
//网络
I2C_EE_WaitOperationIsCompleted();
I2C_EE_WriteBuffer(i2c_eeprom_data+8, 8, 8);
I2C_EE_WaitOperationIsCompleted();
I2C_EE_WriteBuffer(i2c_eeprom_data+16, 16, 8);
I2C_EE_WaitOperationIsCompleted();
I2C_EE_WriteBuffer(i2c_eeprom_data+24, 24, 8);
}
//中断开启,配置net管脚和传感器data管脚中断
// NVIC_Configuration();
/*SHT10-模拟I2C读取温湿度，初始化*/
// Sht_GPIO_Config();
// s_connectionreset();
// sht10_read();
/*初始化DTT11的引脚*/
DHT11_GPIO_Config();
SPI1_Init();
//InitNet(); /* 初始化网络设备以及UIP协议栈，配置IP地址 */
//数码管初始化
hc595_init();
/* 配置SysTick 为10ms中断一次 */
// SysTick_Init();
TimingInput=0;//输入节拍20ms
IWDG_Init(4,625); //与分频数为64,重载值为625,溢出时间为1s
while(1)
{
/*温湿度测量，massureflag请求测量标志*/
if(massureflag)
{
//数据伪造1213，温度控制用的是真实的，显示和上传的数据用的是渐变的伪造数据
if( (readstatus=Read_DHT11(&DHT11_Data))==SUCCESS)
{
if(firstread==0)
{
temp_val.f=DHT11_Data.temp_int;
firstread=1;
}
else
{
if(DHT11_Data.temp_int>(int)temp_val.f)
temp_val.f=temp_val.f+0.5;
else if(DHT11_Data.temp_int<(int)temp_val.f)
temp_val.f=temp_val.f-0.5;
}
humi_val.f=DHT11_Data.humi_int;
sensor_error=0;
massureflag=0;
time18ms_out=0;
if(set_wait>1000)//初始化已过
if((temp_val.f>-10)&&(temp_val.f<100)&&(humi_val.f>=0/*)&&(humi_val.f<100*/)&&poweron)//传感器没坏才输出
automation();
}else if(readstatus!=NOTREADY)
{
sensor_error++;
}
}
if(sensor_error>5)//5次都没有采到温湿度
{
temp_val.f=humi_val.f=-100;
}
//printf("温度：%.1f\t湿度%.1f\r\n",temp_val.f,humi_val.f);
//根据检测到的温湿度控制led和继电器，刚开机3s的时候尚未检测到温湿度，此时最好不要有输出，在while之前添加sht10_read()吧,进来之前就读一次数据
if((0==poweron)||((time_s_remainder==0)&&(active!='a')))
{
WARM(0);
WARM_LED(0);
COLD(0);
COLD_LED(0);
WET(0);
WET_LED(0);
ALWAYS_WET_LED(0);
BEEP_SCREAM(0);
work_state=0;
}
if(network_state==0)
{
//下面的代码是按键检测，用来设定温湿度设定值的
if(TimingInput)//输入检测20ms一次
{
TimingInput=0;
key_input_last=key_input;
GPIO_INPUT_SCAN();
if(key_input==key_input_last)//检测是否一直按着同一个按键
press_same_key_flag=1;//一直按着同一个按键
else press_same_key_flag=0;
//蜂鸣器响应
if((key_input)&&(beeptime<300))
{
//蜂鸣器响
BEEP_SCREAM(1);
}else
{
if(key_input==0)
beeptime=0;
//蜂鸣器关闭
BEEP_SCREAM(0);
}
//是否进入设定状态，闪烁。
if(0==showdigital)//之前就是闪烁状态，temp_set_temp数据要保留
{
temp_set_temp=temp_set;
humi_set_temp=humi_set;
}
if((0==press_same_key_flag)&&(0!=key_input))//有按键按下但不是同一个按键
{
//输入处理
switch (key_input)
{
case 1://set
if(set_wait<=1000)
set_start_flag=1;
showdigital++;//第showdigital位闪烁
if(showdigital>4)
showdigital=1;
break;
case 2://save
showdigital=0;
set_start_flag=0;//初始化完成标志
set_wait=1001;//设置等待10s结束
//将数据保存到eeprom,温湿度设定值
temp_set=temp_set_temp;
humi_set=humi_set_temp;
i2c_eeprom_data[1]=temp_set;
i2c_eeprom_data[2]=humi_set;
//写入eeprom
i2c_eeprom_data[0]=EE_FLAG;
I2C_EE_WaitOperationIsCompleted();
I2C_EE_WriteBuffer(i2c_eeprom_data, 0, 5);
break;
case 4://+
//第showdigital位+
switch(showdigital)
{
case 1:
temp_set_temp=(temp_set_temp/10+1)%10*10+temp_set_temp%10;
break;
case 2:
temp_set_temp=temp_set_temp/10*10+(temp_set_temp%10+1)%10;
break;
case 3:
humi_set_temp=(humi_set_temp/10+1)%10*10+humi_set_temp%10;
break;
case 4:
humi_set_temp=humi_set_temp/10*10+(humi_set_temp%10+1)%10;
break;
default:;
}
break;
case 8://-
//第showdigital位+
switch(showdigital)
{
case 1:
temp_set_temp=(temp_set_temp<10)?90+temp_set_temp:(temp_set_temp/10-1)%10*10+temp_set_temp%10;
break;
case 2:
temp_set_temp=(temp_set_temp%10==0)?temp_set_temp+9:temp_set_temp-1;
break;
case 3:
humi_set_temp=(humi_set_temp<10)?90+humi_set_temp:(humi_set_temp/10-1)%10*10+humi_set_temp%10;
break;
case 4:
humi_set_temp=(humi_set_temp%10==0)?humi_set_temp+9:humi_set_temp-1;
break;
default:;
}
break;
default:;
}
}
}
}else
{//本地状态显示
humi_set_temp=humi_set;
temp_set_temp=temp_set;
key_input=0;
showdigital=0;
BEEP_SCREAM(0);
beeptime=0;
}
//试用期写入
if((active!='a')&&(remainder_write>300))
{
remainder_write=0;
//写入eeprom
//if(time_s_remainder>0)
{
i2c_eeprom_data[32]=(u8)time_s_remainder;
i2c_eeprom_data[33]=(u8)(time_s_remainder>>8);
i2c_eeprom_data[34]=(u8)(time_s_remainder>>16);
i2c_eeprom_data[35]=(u8)(time_s_remainder>>24);
I2C_EE_WaitOperationIsCompleted();
I2C_EE_WriteBuffer(i2c_eeprom_data+32, 32, 4);
}
}
//sht10_j:
//数码管输出
digitaldata[0]=digitaldata[1]=digitaldata[2]=digitaldata[3]=digitaldata[4]=digitaldata[5]=12;//12
if((active=='a')||(time_s_remainder>0))//激活态20150421
{
//温度
if((temp_val.f<0)&&(temp_val.f>-10))//负值
{
digitaldata[0]=10;//-
digitaldata[1]=(u8)(-temp_val.f);
digitaldata[2]=(u8)(-temp_val.f*10)%10;
}else if((temp_val.f>=0)&&(temp_val.f<100))//正数
{
digitaldata[0]=((u8)temp_val.f)/10;
digitaldata[1]=((u8)temp_val.f)%10;//.
digitaldata[2]=(u8)(((u16)(temp_val.f*10))%10);
}
//湿度
if(humi_val.f>=0)//((humi_val.f>=0)&&(humi_val.f<100))
{
if(humi_val.f>=100)
{
temp_f=humi_val.f;//20150712 add temp xzk
humi_val.f=99.9;
}
digitaldata[3]=((u8)humi_val.f)/10;
digitaldata[4]=((u8)humi_val.f)%10;//.
digitaldata[5]=(u8)(((u16)(humi_val.f*10))%10);
if(humi_val.f>=99.9)
humi_val.f=temp_f;
}
}else //试用期已经到了,显示off 20150421
{
digitaldata[0]=0;
digitaldata[3]=0;
BEEP_SCREAM(1);
}
//设定温度值
digitaldata[6]=temp_set_temp/10;
digitaldata[7]=temp_set_temp%10;
//湿度设定
digitaldata[8]=humi_set_temp/10;
digitaldata[9]=humi_set_temp%10;
if((blickflag)&&(network_state==0))//可以闪烁
switch(showdigital)
{//showdigital=0//低位到高位是否显示6 7 8 9，0都显示，1：9不显示；2：8不显示；3:7不显示；4：6不显示
case 1:
digitaldata[6]=11;
break;
case 2:
digitaldata[7]=11;
break;
case 3:
digitaldata[8]=11;
break;
case 4:
digitaldata[9]=11;
break;
default:;
}
hc595_display(digitaldata);
//就地状态或网络状态PC3
if( Key_Scan(GPIOC,GPIO_Pin_3,0) == KEY_ON )
{
/*按键有效*/
network_state=1;
}else//就地
{
network_state=0;
//poweron=1; //0716
//启动开关PA12检测 20150719
if( Key_Scan(GPIOA,GPIO_Pin_12,1) == KEY_ON )
{
poweron=1;
}else
{
poweron=0;
}
}
/* 下面是网络检测的程序，处理uip事件，必须插入到用户程序的循环体中 */
UipPro(); //中断触发读取网络接收缓存
eth_poll(); //定时查询TCP及UDP连接收发状态 ARP表更新， 并响应
IWDG_Feed();//喂狗
if(request_initnet>250)//等待2s初始化网络
{
InitNet();
request_initnet=0;
}
}
/**
eeprom 初始化
*/
void eeprom_init(void)
{
I2C_EE_Init();
}