20.10. lwip_ptp_v2_master

20.10.1. Overview

This example shows a functionality of PTP V2 Master

  • Master communicates with slave via the PTP protocol.

20.10.2. Board Settings

  • Connect a USB port on PC to the PWR DEBUG port on the development board with a USB Type-C cable

  • Connect an Ethernet RGMII port or RMII port on a development board with an Ethernet RGMII port or RMII port on another development board

20.10.3. Project Configurations

  • Ethernet Port Settings: Refer to Ethernet common project settings

  • Ethernet DHCP Configurations

    • the configurations in the CMakeLists.txt as follows:

      • sdk_compile_definitions(-DLWIP_DHCP=0): Disable DHCP feature

      • sdk_compile_definitions(-DLWIP_DHCP=1): Enable DHCP feature

20.10.4. Run Example

  • Compiling and Downloading

  • Running log is shown in the serial terminal as follows:

    This is an ethernet demo: PTP V2 Master
LwIP Version: 2.1.2
Enet phy init passed !
Link Status: Up
Link Speed:  1000Mbps
Link Duplex: Full duplex
IPv4 Address: 192.168.100.10
IPv4 Netmask: 255.255.255.0
IPv4 Gateway: 192.168.100.1
(D 1651074124.010746860) event POWER UP
(D 1651074124.014339620) state PTP_INITIALIZING
(D 1651074124.018623220) manufacturerIdentity: PTPd;2.0.1
(D 1651074124.023781780) netShutdown
(D 1651074124.027104980) netInit
(D 1651074124.030203300) initData
(D 1651074124.033282940) initTimer
(D 1651074124.036426580) initClock
(D 1651074124.039606060) state PTP_SLAVE
(D 1651074124.043276300) initClock
(D 1651074124.046417700) state PTP_MASTER
(D 1651074124.050168420) SYNC INTERVAL TIMER : 1000