SCF5249VM140 datasheet(16/56 Pages) FREESCALE

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SCF5249 Integrated ColdFire® Microprocessor Data Sheet, Rev. 3

Signal Descriptions

Freescale Semiconductor

ADC

EBUIN3/ADIN0/GPI38

EBUIN4/ADIN1/GPI39

RXD2/ADIN2/GPI28

CTS2/ADIN3/GPI31

Analog to Digital converter input

signals

In/Out

ADC

TOUT1/ADOUT/GPO35

Analog to digital convertor output

signal.

In/Out

QSPI clock

SCL/QSPI_CLK

QSPI clock signal

In/Out

QSPI data in

SDA/QSPI_DIN

QSPI data input

In/Out

QSPI data out

QSPIDOUT/GPIO26

QSPI data out

In/Out

QSPI chip selects

QSPICS0/GPIO29

QSPICS1/GPIO24

QSPICS2/GPIO21

QSPICS3/GPIO22

QSPI chip selects

In/Out

Crystal in

CRIN

Crystal input

Reset In

RSTI

Processor Reset Input

Freescale Test Mode

TEST[3:0]

Should always be low.

High Impedance

HIZ

Assertion three-states all output

signal pins.

Debug Data

DDATA3/GPIO4

DDATA2/GPIO2

DDATA1/GPIO1

DDATA0/GPIO0

Displays captured processor data

and break-point status.

In/Out

Hi-Z

Processor Status

PST3/GPIO62

PST2/GPIO61

PST1/GPIO60

PST0/GPIO59

Indicates internal processor status.

In/Out

Hi-Z

Processor clock

PSTCLK/GPO63

Processor clock output

Out

Test Clock

TCK

Clock signal for IEEE 1149.1A JTAG.

Test Reset/Development

Serial Clock

TRST/DSCLK

Multiplexed signal that is

asynchronous reset for JTAG

controller. Clock input for debug

module.

Test Mode Select/ Break

Point

TMS/BKPT

Multiplexed signal that is test mode

select in JTAG mode and a hardware

break-point in debug mode.

Test Data Input /

Development Serial Input

TDI/DSI

Multiplexed serial input for the JTAG

or background debug module.

Test Data

Output/Development

Serial Output

TDO/DSO

Multiplexed serial output for the JTAG

or background debug module.

Out

Note: The CMD_SDIO2, SDATA0_SDIO1, RSTO/SDATA2_BS2, A25, QSPI_CS1, QSPI_CS3, SDRAM_CS2, EBUOUT2,

BUFENB2, SUBR, SFSY, RCK, SRE, LRCK3, SWE, and the SCLK3 signals are only used in the 160 MAPBGA package.

Table 4. SCF5249 Signal Index (continued)

Signal Name

Mnemonic

Function

Input/

Output

Reset

State

SCF5249VM140 Datasheet(PDF) 16 Page - Freescale Semiconductor, Inc

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