enc28j60 Microchip Technology Inc., enc28j60 Datasheet - Page 20

• Manufacturer Part Number: enc28j60
• Description: Stand-alone Ethernet Controller With Spi Interface
• Manufacturer: Microchip Technology Inc.

ENC28J60
FIGURE 3-2:
DS39662B-page 18
Transmit Buffer Start
(ETXSTH:ETXSTL)
Buffer Write Pointer
(EWRPTH:EWRPTL)
Transmit Buffer End
(ETXNDH:ETXNDL)
Receive Buffer Start
(ERXSTH:ERXSTL)
Buffer Read Pointer
(ERDPTH:ERDPTL)
Receive Buffer End
(ERXNDH:ERXNDL)
ETHERNET BUFFER ORGANIZATION
Preliminary
(Circular FIFO)
Transmit
Receive
Buffer
Buffer
AAh
55h
0000h
1FFFh
Transmit Buffer Data
(WBM AAh)
Receive Buffer Data
(RBM 55h)
© 2006 Microchip Technology Inc.