Motorola ColdFire MCF5281 User Manual

Page 254

Signal Descriptions

14-14

Freescale Semiconductor

A7:B7:C7

PEL[7:5]

—

GPIO

I/O

—

D10

PEL4

—

GPIO

I/O

—

A9:B9:C9

PEL[3:1]

—

GPIO

I/O

—

No connect

—

FlexCAN

D16

CANRX

PAS3

URXD2

FlexCAN Receive data

I/O

—

E13

CANTX

PAS2

UTXD2

FlexCAN Transmit data

I/O

—

E14

SDA

PAS1

URXD2

Serial data

I/O

Yes

E15

SCL

PAS0

UTXD2

Serial clock

I/O

Yes

QSPI

F13

QSPI_DOUT

PQS0

—

QSPI data out

I/O

—

E16

QSPI_DIN

PQS1

—

QSPI data in

I/O

—

F14

QSPI_CLK

PQS2

—

QSPI clock

I/O

—

G14:G13:F16:F15

QSPI_CS[3:0]

PQS[6:3]

—

QSPI chip select

I/O

—

UARTs

URXD1

PUA3

—

U1 receive data

I/O

—

UTXD1

PUA2

—

U1 transmit data

I/O

—

URXD0

PUA1

—

U0 receive data

I/O

—

UTXD0

PUA0

—

U0 transmit data

I/O

—

D16

CANRX

PAS3

URXD2

U2 receive data

I/O

—

E13

CANTX

PAS2

UTXD2

U2 transmit data

I/O

—

E14

SDA

PAS1

URXD2

U2 receive data

I/O

Yes

E15

SCL

PAS0

UTXD2

U2 transmit data

I/O

Yes

K16

DTIN3

PTC3

URTS1/

URTS0

U1/U0 Request to Send

I/O

—

K15

DTOUT3

PTC2

URTS1/

URTS0

U1/U0 Request to Send

I/O

—

K14

DTIN2

PTC1

UCTS1/

UCTS0

U1/U0 Clear to Send

I/O

—

K13

DTOUT2

PTC0

UCTS1/

UCTS0

U1/U0 Clear to Send

I/O

—

Table 14-3. MCF5282 Signals and Pin Numbers Sorted by Function (continued)

MAPBGA Pin

Pin Functions

Description

Primary

I/O

Internal

Pull-up

Primary

Secondary

Tertiary

MCF5282 and MCF5216 ColdFire Microcontroller User’s Manual, Rev. 3

This manual is related to the following products:

ColdFire MCF5282