MC9S12K-Family

© MOTOROLA 2003

Rev 6.0, 21-Oct-03

5

MC9S12KG128, MC9S12K64 and MC9S12K32 Block Diagram

128K, 64K, 32k Byte Flash EEPROM

8K, 4K, 2K Byte RAM

RESET

EXTAL

XTAL

VDD1,2

VSS1,2

SCI0

BKGD

R/W

MODB

XIRQ

NOACC/XCLKS

System

Integration

Module

(SIM)

VDDR

CPU12

Periodic Interrupt

COP Watchdog

Clock Monitor

Single-wire BDM

Breakpoints

PLL

VSSPLL

XFC

VDDPLL

Multiplexed Address/Data Bus

ATD

Multiplexed

Wide Bus

Multiplexed

VDDX

VSSX

Internal Logic 2.5V

Narrow Bus

PPAGE

VDDPLL

VSSPLL

OSC/PLL 2.5V

IRQ

LSTRB

ECLK

MODA

TEST

PE3

PE4

PE5

PE6

PE7

PE0

PE1

PE2

AN02

AN06

AN00

AN07

AN01

AN03

AN04

AN05

PAD03

PAD04

PAD05

PAD06

PAD07

PAD00

PAD01

PAD02

IOC2

IOC6

IOC0

IOC7

IOC1

IOC3

IOC4

IOC5

PT3

PT4

PT5

PT6

PT7

PT0

PT1

PT2

VRH

VRL

VDDA

VSSA

VRH

VRL

AN10

AN14

AN08

AN15

AN09

AN11

AN12

AN13

PAD11

PAD12

PAD13

PAD14

PAD15

PAD08

PAD09

PAD10

VDDA

VSSA

RXD

TXD

MISO

MOSI

PS3

PS4

PS5

PS0

PS1

PS2

SCI1

RXD

TXD

PWM2

PWM6

PWM0

PWM7

PWM1

PWM3

PWM4

PWM5

PP3

PP4

PP5

PP6

PP7

PP0

PP1

PP2

PIX2

PIX0

PIX1

PIX3

ECS

PK3

PK7

PK0

PK1

XADDR17

ECS

XADDR14

XADDR15

XADDR16

SCK

SS

PS6

PS7

SPI0

IIC

SDA

SCL

PJ6

PJ7

CAN0

RxCAN

TxCAN

PM1

PM0

PM2

PM3

PM4

PM5

PM6

PM7

KWH2

KWH6

KWH0

KWH7

KWH1

KWH3

KWH4

KWH5

PH3

PH4

PH5

PH6

PH7

PH0

PH1

PH2

KWJ0

KWJ1

PJ0

PJ1

I/O Driver 3.3V/5V

VDDA

VSSA

A/D Converter 3.3V/5V

DDRA

DDRB

PTA

PTB

PK2

CRG

Voltage Regulator

VSSR

VDD1,2

VSS1,2

VREGEN

VDDR

VSSR

Voltage Regulator 3.3V/5V

PIX4

PIX5

PK4

PK5

XADDR18

XADDR19

Voltage Reference

KWP2

KWP6

KWP0

KWP7

KWP1

KWP3

KWP4

KWP5

KWJ6

KWJ7

TIM

Signals shown in Bold are not available on the 80 Pin Package.

2K, 1K Byte EEPROM

PWM

MISO

MOSI

SCK

SS

SPI1

MISO

MOSI

SCK

SS

SPI2

RxCAN

TxCAN

OSC

Debugger

CAN4

CAN4 and SPI2 are only available on the MC9S12KG128.

IIC and SPI1 are not available on the MC9S12K32.

Freescale Semiconductor, Inc.

For More Information On This Product,

Go to: www.freescale.com