M5271EVB Freescale Semiconductor, M5271EVB Datasheet - Page 12

• Manufacturer Part Number: M5271EVB
• Description: BOARD EVAL FOR MCF5270/71
• Manufacturer: Freescale Semiconductor

Specifications of M5271EVB

• Processor To Be Evaluated: MCF5271
• Interface Type: RS-232, Ethernet
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Mechanicals/Pinouts and Part Numbers
The serial mode interface operates in what is generally referred to as AMD mode. The MCF5271
configuration for seven-wire serial mode connections to the external transceiver are shown in
Refer to the M5271EVB evaluation board user’s manual for an example of how to connect an external
PHY. Schematics for this board are accessible at the MCF5271 site by navigating to:
http://www.freescale.com/coldfire.
5.7.3
Use the BDM interface as shown in the M5271EVB evaluation board user’s manual. The schematics for
this board are accessible at the Freescale website at: http://www.freescale.com/coldfire.
6
This section contains drawings showing the pinout and the packaging and mechanical characteristics of
the MCF5271 devices. See
12
Mechanicals/Pinouts and Part Numbers
BDM
MCF5271 Integrated Microprocessor Hardware Specification, Rev. 4
Transmit clock
Transmit enable
Transmit data
Collision
Receive clock
Receive enable
Receive data
Unused, configure as PB14
Unused input, tie to ground
Unused, configure as PB[13:11]
Unused output, ignore
Unused, configure as PB[10:8]
Unused, configure as PB15
Input after reset, connect to ground
Receive error
Management channel clock
Management channel serial data
Table 4
Table 5. Seven-Wire Mode Configuration
Signal Description
for a list the signal names and pin locations for each device.
Signal Description
Table 4. MII Mode (continued)
ERXER
EMDC
EMDIO
MCF5271 Pin
ETXCLK
ETXEN
ETXD[0]
ECOL
ERXCLK
ERXDV
ERXD[0]
ERXER
ECRS
ERXD[3:1]
ETXER
ETXD[3:1]
EMDC
EMDIO
MCF5271 Pin
Freescale Semiconductor
Table
5.