MC68331 View Datasheet(PDF) - Motorola => Freescale

Part Name

Description

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MC68331

highly-integrated 32-bit microcontroller, 16MHz

Motorola => Freescale 

2.3 Pin and Signal Mnemonics

ADDR[23:0] — Address Bus

AS — Address Strobe

AVEC — Autovector

BERR — Bus Error

BG — Bus Grant

BGACK — Bus Grant Acknowledge

BKPT — Breakpoint

BR — Bus Request

CLKOUT — System Clock

CS[10:0] — Chip Selects

CSBOOT — Boot ROM Chip Select

DATA[15:0] — Data Bus

DS — Data Strobe

DSACK[1:0] — Data and Size Acknowledge

DSCLK — Development Serial Clock

DSI — Development Serial Input

DSO — Development Serial Output

EXTAL — External Crystal Oscillator Connection

FC[2:0] — Function Codes

FREEZE — Freeze

HALT — Halt

IC[4:1] — Input Capture

IFETCH — Instruction Fetch

IPIPE — Instruction Pipeline

IRQ[7:1] — Interrupt Request

MISO — Master In Slave Out

MODCLK — Clock Mode Select

MOSI — Master Out Slave In

OC[5:1] — Output Compare

PAI — Pulse Accumulator Input

PC[6:0] — SIM I/O Port C

PCLK — Pulse Accumulator Clock

PCS[3:0] — Peripheral Chip Selects

PE[7:0] — SIM I/O Port E

PF[7:0] — SIM I/O Port F

PGP[7:0] — GPT I/O Port

PQS[7:0] — QSM I/O Port

PWMA, PWMB — Pulse Width Modulator Output

QUOT — Quotient Out

MC68331

USER’S MANUAL

NOMENCLATURE

2

MOTOROLA

2-3

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