SM39R08A3 datasheet(1/88 Pages) SYNCMOS

tên linh kiện	SM39R08A3

Giải thích chi tiết về linh kiện	One serial peripheral interfaces in full duplex mode

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nhà sản xuất	SYNCMOS [SyncMOS Technologies,Inc]

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SM39R08A3

8-Bit Micro-controller

with 8KB+1KB ISP Flash

& 512B RAM embedded

Specifications subject to change without notice contact your sales representatives for the most recent information.

ISSFD-M063

Ver F SM39R08A3 06/30/2015

- 1 -

Product List .........................................................................................................................................................................3

Description ..........................................................................................................................................................................3

Ordering Information ...........................................................................................................................................................3

Features..............................................................................................................................................................................3

Pin Configuration ................................................................................................................................................................4

Block Diagram.....................................................................................................................................................................6

Pin Description....................................................................................................................................................................7

Special Function Register (SFR) ........................................................................................................................................8

Function Description .........................................................................................................................................................12

1.

General Features .....................................................................................................................................................12

1.1

Embedded Flash .............................................................................................................................................12

1.2

IO Pads............................................................................................................................................................12

1.3

Instruction timing Selection .............................................................................................................................12

1.4

The Clock Out Selection..................................................................................................................................13

1.5

RESET.............................................................................................................................................................13

1.5.1

Hardware RESET function ..........................................................................................................................13

1.5.2

Software RESET function ...........................................................................................................................13

1.5.3

Reset status ................................................................................................................................................14

1.5.4

Time Access Key register (TAKEY).............................................................................................................14

1.5.5

Software Reset register (SWRES)..............................................................................................................14

1.5.6

Example of software reset...........................................................................................................................15

1.6

Clocks..............................................................................................................................................................15

2.

Instruction Set ..........................................................................................................................................................16

3.

Memory Structure.....................................................................................................................................................20

3.1

Program Memory.............................................................................................................................................20

3.2

Data Memory ...................................................................................................................................................21

3.3

Data memory - lower 128 byte (00h to 7Fh) ...................................................................................................21

3.4

Data memory - higher 128 byte (80h to FFh) ..................................................................................................21

3.5

Data memory - Expanded 256 bytes ($00 to $FF) ..........................................................................................21

4.

CPU Engine .............................................................................................................................................................22

4.1

Accumulator.....................................................................................................................................................22

4.2

B Register........................................................................................................................................................22

4.3

Program Status Word ......................................................................................................................................23

4.4

Stack Pointer ...................................................................................................................................................23

4.5

Data Pointer.....................................................................................................................................................23

4.6

Data Pointer 1..................................................................................................................................................24

4.7

Clock control register.......................................................................................................................................24

4.8

Interface control register..................................................................................................................................25

5.

GPIO ........................................................................................................................................................................26

5.1

SFR Setting Method ........................................................................................................................................26

5.2

Software of Writer Setting Method ..................................................................................................................27

6.

Timer 0 and Timer 1 .................................................................................................................................................28

6.1

Timer/counter mode control register (TMOD) .................................................................................................28

6.2

Timer/counter control register (TCON)............................................................................................................29

6.3

Enhance Interrupt Trigger SFR(ENHIT) ..........................................................................................................30

6.4

Peripheral Frequency control register .............................................................................................................30

6.5

Mode 0 (13-bit Counter/Timer) ........................................................................................................................31

6.6

Mode 1 (16-bit Counter/Timer) ........................................................................................................................32

6.7

Mode 2 (8-bit auto-reload Counter/Timer).......................................................................................................32

6.8

Mode 3 (Timer 0 acts as two independent 8 bit Timers / Counters)................................................................33

7.

Timer 2 and Capture Compare Unit .........................................................................................................................34

7.1

Timer 2 function ...............................................................................................................................................37

7.1.1

Timer mode .................................................................................................................................................37

7.1.2

Event counter mode ....................................................................................................................................37

7.1.3

Gated timer mode .......................................................................................................................................38

7.1.4

Reload of Timer 2........................................................................................................................................38

Số phần tương tự - SM39R08A3

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