Ich habe hier ein AVR-NET-IO-Board mit dem Netzwerkcontroller
EN-C28J60 (von POLLIN).
ENC28J60
Data Sheet
Stand-Alone Ethernet Controller
with SPI™ Interface
Beschreibung:
http://ww1.microchip.com/downloads/e...doc/39662a.pdf
Zitat:
Buffer
• 8-Kbyte transmit/receive packet dual port SRAM
• Configurable transmit/receive buffer size
• Hardware-managed circular receive FIFO
• Byte-wide random and sequential
access with
auto-increment
• Internal DMA for fast data movement
• Hardware assisted
IP checksum calculation
PAGE 17
3.2 Ethernet Buffer