cubeMX生成的（STM32F107）RMII接口程序PING不通,咋办

sgjsg007

cubeMX生成的（STM32F107）RMII接口程序PING不通,需要注意什么呢。请教高手
，已检查过所有IO脚，和硬件。估计是软件问题。谁能提示一下

sgjsg007

dhcp_start(netif=200037a4) st0
dhcp_start(): starting new DHCP client
dhcp_start(): allocated dhcpdhcp_start(): starting DHCP configuration
udp_bind(ipaddr = 0.0.0.0, port = 68)
udp_bind: bound to 0.0.0.0, port 68)
udp_connect: connected to 0.0.0.0, port 67)
dhcp_discover()
transaction id xid(181c)
dhcp_discover: making request
dhcp_discover: realloc()ing
dhcp_discover: sendto(DISCOVER, IP_ADDR_BROADCAST, DHCP_SERVER_PORT)
udp_send: added header in given pbuf 200031a0
udp_send: sending datagram of length 316
udp_send: UDP packet length 316
udp_send: UDP checksum 0x0000
udp_send: ip_output_if (,,,,0x11,)
dhcp_discover: deleting()ing
dhcp_discover: SELECTING
dhcp_discover(): set request timeout 2000 msecs
  State: Looking for DHCP server ...
dhcp_fine_tmr(): request timeout
dhcp_timeout()
dhcp_timeout(): restarting discovery
dhcp_discover()
transaction id xid(181c)
dhcp_discover: making request
dhcp_discover: realloc()ing
dhcp_discover: sendto(DISCOVER, IP_ADDR_BROADCAST, DHCP_SERVER_PORT)
udp_send: added header in given pbuf 200031a0
udp_send: sending datagram of length 316
udp_send: UDP packet length 316
udp_send: UDP checksum 0x0000
udp_send: ip_output_if (,,,,0x11,)
dhcp_discover: deleting()ing
dhcp_discover: SELECTING
dhcp_discover(): set request timeout 4000 msecs
dhcp_fine_tmr(): request timeout
dhcp_timeout()
dhcp_timeout(): restarting discovery
dhcp_discover()
transaction id xid(181c)
dhcp_discover: making request
dhcp_discover: realloc()ing
dhcp_discover: sendto(DISCOVER, IP_ADDR_BROADCAST, DHCP_SERVER_PORT)
udp_send: added header in given pbuf 200031a0
udp_send: sending datagram of length 316
udp_send: UDP packet length 316
udp_send: UDP checksum 0x0000
udp_send: ip_output_if (,,,,0x11,)
dhcp_discover: deleting()ing
dhcp_discover: SELECTING
dhcp_discover(): set request timeout 8000 msecs
dhcp_fine_tmr(): request timeout
dhcp_timeout()
dhcp_timeout(): restarting discovery
dhcp_discover()
transaction id xid(181c)
dhcp_discover: making request
dhcp_discover: realloc()ing
dhcp_discover: sendto(DISCOVER, IP_ADDR_BROADCAST, DHCP_SERVER_PORT)
udp_send: added header in given pbuf 200031a0
udp_send: sending datagram of length 316
udp_send: UDP packet length 316
udp_send: UDP checksum 0x0000
udp_send: ip_output_if (,,,,0x11,)
dhcp_discover: deleting()ing
dhcp_discover: SELECTING
dhcp_discover(): set request timeout 16000 msecs
dhcp_fine_tmr(): request timeout
dhcp_timeout()
dhcp_timeout(): restarting discovery
dhcp_discover()
transaction id xid(181c)
dhcp_discover: making request
dhcp_discover: realloc()ing
dhcp_discover: sendto(DISCOVER, IP_ADDR_BROADCAST, DHCP_SERVER_PORT)
udp_send: added header in given pbuf 200031a0
udp_send: sending datagram of length 316
udp_send: UDP packet length 316
udp_send: UDP checksum 0x0000
udp_send: ip_output_if (,,,,0x11,)
dhcp_discover: deleting()ing
dhcp_discover: SELECTING
dhcp_discover(): set request timeout 32000 msecs
dhcp_stop()
DHCP Timeout !!
Static IP address: 192.168.1.104
这是调试信息

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