TC1130 Datasheet, PDF (43/113 Pages) Infineon Technologies AG – 32-Bit Single-Chip Microcontroller

TC1130
Ethernet Controller
The MAC controller implements the IEEE 802.3 and operates either at 100 Mbps or 10
Mbps. Figure 13 shows a global view of the Ethernet Controller module with the module
specific interface connections.
Ethernet
Controller
FPI
(M/S)
DMUR RB
Port
Control
MAC
MII
DMUT TB
P1.14 / MII_RxER
P1.13 / MII_RxD[3]
P1.12 / MII_RxD[2]
P1.11 / MII_RxD[1]
P1.10 / MII_RxD[0]
P1.9 / MII_COL
P1.8 / MII_CRS
P1.7 / MII_RxDV
P1.6 / MII_MDC
P1.5 / MII_TxEN
P1.4 / MII_TxER
P1.3 / MII_TxD[3]
P1.2 / MII_TxD[2]
P1.1 / MII_TxD[1]
P1.0 / MII_TxD[0]
MII_TxCLK
MII_TxCLK
MII_TDIO
MCB04942mod
Figure 13 General Block Diagram of the Ethernet Controller
The Ethernet controller comprises the following functional blocks:
1. Media Access Controller (MAC)
2. Receive Buffer (RB)
3. Transmit Buffer (TB)
4. Data Management Unit in Receive Direction (DMUR)
5. Data Management Unit in Transmit Direction (DMUT)
Data Sheet
39
V0.3, 2003-09