USR-ES1 is the Ethernet module of a SPI interface, interface is TTL level of 3.3V, power supply voltage of +3.3V, please ensure that the current is not less than 200mA, voltage is continuous and stable +3.3V. W5500 SPI to LAN Ethernet Network Module TCP IP STM32 Interface 3.3V 5V for Arduino WIZ820io RC5 Power supply method: 3.3V external power supply, current should be greater than 200mA Control interface form: 3.3V TTL level, SPI interface; 2 * Single row needle PCB size (MM): 23 * 25 mm Product Introduction:
80MHz high-speed SPI interface
The built-in hardware TCPIP protocol stack eliminates the need for users to master complex network protocol knowledge
Supports multiple 8 socket connections
Supports TCP, UDP, ICMP, IPv4, ARP, IGMP, PPPoE protocols
Integrated data link layer and physical layer
Supports power down wake-up
Supports high-speed serial peripheral interface (SPI mode 0~3)
Internal 32K Byte Transmit Cache
Embedded 10BaseT/100BaseTX Ethernet Physical Layer (PHY)
Support for automatic negotiation (10/100 Based full duplex/half duplex)
IP sharding not supported
3.3V working voltage, I/O signal port 5V withstand voltage
LED status display (full duplex/half duplex, network connection, network speed, activity status)
Ultra small pin type packaging for easy embedded applications
Packaging includes:
1 * W5500 SPI to LAN Ethernet Network Module