芯片解密w5500 dhcp优化版+udp nrf52832程序源码
芯片解密主控用的nrf52832 cortex m4内核 硬件spi
SDK为nRF_SDK_15.2.0
把解压后的目录放nRF_SDK_15.2.0\examples\ble_central下编译就可以成功。
芯片解密代码预览
- #include "ethernet.h"
- #include "dhcp.h"
- /* Private typedef -----------------------------------------------------------*/
- /* Private define ------------------------------------------------------------*/
- #define SOCK_TCPS 0
- /* Private macro -------------------------------------------------------------*/
- uint8_t gSEND_BUFF[SEND_BUFF_SIZE];
- // Default Network Configuration
- wiz_NetInfo gWIZNETINFO = { .mac = {0x00, 0x02, 0x04,0x06, 0x08, 0x10},
- .ip = {192,168,1,2 },
- .sn = {255,255,2555,0},
- .gw = {0, 0, 0, 0},
- .dns = {1,2,4,8},
- .dhcp = NETINFO_DHCP };
- void network_init(void);
-
- void set_macaddr(void)
- {
- gWIZNETINFO.mac[0] = (uint8_t )(NRF_FICR->DEVICEADDR[0]);
- gWIZNETINFO.mac[1] = (uint8_t )(NRF_FICR->DEVICEADDR[0]>>8);
- gWIZNETINFO.mac[2] = (uint8_t )(NRF_FICR->DEVICEADDR[0]>>16);
- gWIZNETINFO.mac[3] = (uint8_t )(NRF_FICR->DEVICEADDR[0]>>24);
- gWIZNETINFO.mac[4] = (uint8_t )(NRF_FICR->DEVICEADDR[1]);
- gWIZNETINFO.mac[5] = (uint8_t )(NRF_FICR->DEVICEADDR[1]>>8);
- }
- uint8_t DHCP_message[128];
- void ethernet_init(void)
- {
- uint8_t tmp;
-
- uint8_t memsize[2][8] = {{2,2,2,2,2,2,2,2},{2,2,2,2,2,2,2,2}};
-
-
- SPI_Configuration();
-
- memset((char *)gSEND_BUFF,0,SEND_BUFF_SIZE);
-
- reg_wizchip_cris_cbfunc(SPI_CrisEnter, SPI_CrisExit); //注册临界区函数
- /* Chip selection call back */
- #if _WIZCHIP_IO_MODE_ == _WIZCHIP_IO_MODE_SPI_VDM_
- reg_wizchip_cs_cbfunc(SPI_CS_Select, SPI_CS_Deselect);//注册SPI片选信号函数
- #elif _WIZCHIP_IO_MODE_ == _WIZCHIP_IO_MODE_SPI_FDM_
- reg_wizchip_cs_cbfunc(SPI_CS_Select, SPI_CS_Deselect); // CS must be tried with LOW.
- #else
- #if (_WIZCHIP_IO_MODE_ & _WIZCHIP_IO_MODE_SIP_) != _WIZCHIP_IO_MODE_SIP_
- #error "Unknown _WIZCHIP_IO_MODE_"
- #else
- reg_wizchip_cs_cbfunc(wizchip_select, wizchip_deselect);
- #endif
- #endif
- /* SPI Read & Write callback function */
- reg_wizchip_spi_cbfunc(SPI_ReadByte, SPI_WriteByte); //注册读写函数
- /* WIZCHIP SOCKET Buffer initialize */
- if(ctlwizchip(CW_INIT_WIZCHIP,(void*)memsize) == -1){
-
- while(1)
- {
- NRF_LOG_DEBUG("WIZCHIP Initialized fail.\r\n");
- nrf_delay_ms(500);
- }
- }
- NRF_LOG_DEBUG("WIZCHIP Initialized Successful.\r\n");
- /* PHY link status check */
- do{
- if(ctlwizchip(CW_GET_PHYLINK, (void*)&tmp) == -1)
- {
- NRF_LOG_DEBUG("Unknown PHY Link stauts.\r\n");
-
- }
-
- }while(tmp == PHY_LINK_OFF);
- NRF_LOG_DEBUG("phy running.\n");
-
- set_macaddr();
-
- memset(DHCP_message,0,128);
- DHCP_init(0,DHCP_message);
-
- /* Network initialization */
- network_init();
芯片解密
