PXD10 datasheet(32/130 Pages) FREESCALE

32 / 130 page

Pinout and signal descriptions

PXD10 Microcontroller Data Sheet, Rev. 1

Freescale Semiconductor

•

The description of the pad configuration registers in Chapter 37, System Integration Unit Lite

(SIUL)

•

The device data sheet

2.6

System pins

The system pins are listed in Table 3.

2.7

Debug pins

The debug pins are listed in Table 4 and Table 5.

Table 3. System pin descriptions

System pin

Function

I/O

direction

Pad

type

RESET

config

Pin No.

144 LQFP 176 LQFP

208 MAPBG

RESET

Bidirectional reset with

Schmitt-Trigger

characteristics and noise

filter.

I/O

Input, weak

pull up

EXTAL

Analog output of the

oscillator amplifier circuit.

Input for the clock generator

in bypass mode.

—

XTAL

Analog input of the

oscillator amplifier circuit.

Needs to be grounded if

oscillator bypass mode is

used.

—

VRC_CTRL VREG ballast control gain

—

VREG_

BYPASS1

NOTES:

1 VREG_BYPASS should be pulled down externally.

Pin used for factory testing

—

Table 4. Debug pin descriptions

Debug pin

Function

Pad

type

I/O

direction

Reset

Configuration

Pin number

144 LQFP

176 LQFP

208 MAPB

EVTI

Nexus event input

I/O

None

—

A11

EVTO

Nexus event output

I/O

None

—

D12

MCKO

Nexus message clock

output

I/O

None

—

B12

MDO0

Nexus message clock

output

I/O

None

—

B11

PXD10 Datasheet(PDF) 32 Page - Freescale Semiconductor, Inc

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