MC68901 데이터 시트보기 (PDF) - Motorola => Freescale

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MC68901

Multi-Function Peripheral

Motorola => Freescale 

Index

Receiver Timing ................................. 8-11

register programming ........................... 1-2

Register Select Bus Signals ................ 2-2

Reset Operation ................................... 3-3

Reset Signal ........................................ 2-2

Reset Timing ...................................... 8-11

RSR register ........................................ 7-5

S

SCR register ........................................ 7-2

Section(s)

Bus Operation ................................ 3-1

Electrical Characteristics ................ 8-1

General Purpose Input/Output

Port ...................................... 5-1

Interrupt Structure .......................... 4-1

Introduction ..................................... 1-1

Mechanical Data and Ordering

Information ........................... 9-1

Signal Description .......................... 2-1

Timers ............................................ 6-1

Universal Synchronous/

Asynchronous Receiver-

Transmitter .......................... 7-1

Selecting the End-Of-Interrupt

Mode ....................................... 4-11

Serial I/O Control Signals .................... 2-4

Signal Description ................................ 2-1

Signal Groups

Asynchronous Bus Control ............. 2-2

Clock (CLK) .................................... 2-2

Data Bus (D7–D0) .......................... 2-2

DMA Control ................................... 2-5

GPIP Interrupts (I7–I0) ................... 2-3

Interrupt Control ............................. 2-3

Power Supply (VCC and GND) ....... 2-1

Register Select Bus

(RS1–RS5) .......................... 2-2

Reset (RESET) ............................... 2-2

Serial I/O Control ............................ 2-4

Timer Control .................................. 2-4

Signal Summary .................................. 2-5

Software End-Of-Interrupt Mode ........ 4-12

Special Receive Conditions ................. 7-7

Synchronous Format ........................... 7-2

T

Thermal Characteristics ....................... 8-1

Timer AC Characteristics ..................... 8-7

Timer Control Registers (TxCR) ........... 6-4

Timer Control Signals ........................... 2-4

Timer Data Registers (TxDR) ............... 6-4

Timer Registers

Timer A Control Register

(TACR) ................................. 6-4

Timer A Data Register

(TADR) ................................. 6-4

Timer B Control Register

(TBCR) ................................. 6-4

Timer B Data Register

(TBDR) ................................. 6-4

Timer C and D Control Register

(TCDCR) .............................. 6-4

Timer C Data Register

(TCDR) ................................. 6-4

Timer D Data Register

(TDDR) ................................. 6-4

Timer Timing ...................................... 8-12

Timers .................................................. 6-1

Transmitter ........................................... 7-7

Transmitter Interrupt Channels ............ 7-8

Transmitter Timing ............................. 8-11

TSR register ......................................... 7-8

U

UCR register ........................................ 7-3

UDR register ........................................ 7-4

Universal Synchronous/Asynchronous

Receiver-Transmitter ................. 7-1

USART Registers

Receiver Status Register

(RSR) ................................... 7-5

Synchronous Character Register

(SCR) ................................... 7-2

Transmitter Status Register

(TSR) ................................... 7-8

USART Control Register

(UCR) ................................... 7-3

USART Data Register (UDR) ......... 7-4

V

Vector Register (VR) ............................ 4-2

MOTOROLA

MC68HC901 USER’S MANUAL

INDEX-3

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