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MG87FE/L6051: 产品描述8-bits microcontroll; 文件大小846KB，共56页; 制造商Megawin; 官网地址http://www.megawin.com.tw/en-global

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MG87FE/L6051概述

8-bits microcontroll

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笙泉科技股½有限公司

Megawin Technology Co., Ltd.

MG87FE/L2051/4051/6051

Data Sheet

Ver 1.03

This document information is the intellectual property of Megawin Technology.

QP-7300-03D

1/56

MEGAWIN

MAKE YOU WIN

MG87FE/L2051/4051/6051

Preliminary, v 1.03

Content

General Description ..................................................................................... 4

Features ....................................................................................................... 5

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

Pin Configurations........................................................................................ 7

4.1. Package Instruction .............................................................................................................. 7

4.2. Pin Description (PDIP-20 & SOP-20).................................................................................... 8

8051 CPU Function Description................................................................... 9

5.1. CPU Register ........................................................................................................................ 9

5.2. CPU Timing......................................................................................................................... 10

5.3. CPU Addressing Mode ....................................................................................................... 10

Memory Organization................................................................................. 11

6.1. On-Chip Program Flash ...................................................................................................... 11

6.2. On-Chip Data RAM ............................................................................................................. 12

Special Function Register .......................................................................... 13

7.1. SFR Map............................................................................................................................. 13

7.2. SFR Bit Assignment............................................................................................................ 14

Configurable I/O Ports................................................................................ 16

8.1. IO Structure......................................................................................................................... 16

8.1.1. Port1/3/4 GPIO Structure ............................................................................................. 16

8.2. Port1 Register ..................................................................................................................... 16

8.3. Port3 Register ..................................................................................................................... 16

8.4. Port4 Register ..................................................................................................................... 17

Interrupt...................................................................................................... 18

9.1. Interrupt Structure ............................................................................................................... 18

9.2. Interrupt Register ................................................................................................................ 19

10. Timers/Counters......................................................................................... 23

10.1. Timer0 and Timer1.............................................................................................................. 23

10.1.1. Mode 0 Structure.......................................................................................................... 23

10.1.2. Mode 1 Structure.......................................................................................................... 23

10.1.3. Mode 2 Structure.......................................................................................................... 24

10.1.4. Mode 3 Structure.......................................................................................................... 24

10.1.5. Timer0/1 Register......................................................................................................... 25

10.2. PWM-Timer......................................................................................................................... 27

10.2.1. PWM-Timer Structure................................................................................................... 27

10.2.2. PWM-Timer Register .................................................................................................... 28

11. UART ......................................................................................................... 30

11.1. UART Structure................................................................................................................... 30

11.2. UART Register.................................................................................................................... 31

12. Analog Comparator .................................................................................... 33

12.1. Analog Comparator Structure ............................................................................................. 33

12.2. Analog Comparator Register .............................................................................................. 34

13. Watch Dog Timer (WDT)............................................................................ 35

13.1. WDT Structure .................................................................................................................... 35

13.2. WDT Register ..................................................................................................................... 35

This document information is the intellectual property of Megawin Technology.

QP-7300-03D

2/56

MEGAWIN

MAKE YOU WIN

MG87FE/L2051/4051/6051

Preliminary Ver 1.00

14. Reset.......................................................................................................... 37

14.1. Reset Source ...................................................................................................................... 37

15. Power Management ................................................................................... 38

15.1. Power Saving Mode............................................................................................................ 38

15.1.1. Idle Mode...................................................................................................................... 38

15.1.2. Power-down Mode ....................................................................................................... 38

15.1.3. Interrupt Recovery from Power-down........................................................................... 38

15.1.4. Reset Recovery from Power-down............................................................................... 39

15.1.5. GPIO wake-up Recovery from Power-down................................................................. 39

15.2. Power Control Register....................................................................................................... 39

16. System Clock ............................................................................................. 41

16.1. Clock Structure ................................................................................................................... 41

16.2. Clock Register..................................................................................................................... 41

17.

18.

19.

20.

21.

22.

In System Programming (ISP) ................................................................... 43

In Application Programming (IAP).............................................................. 45

Auxiliary SFRs............................................................................................ 46

Option Setting ............................................................................................ 48

Absolute Maximum Rating ......................................................................... 49

Electrical Characteristics............................................................................ 50

22.1. DC Characteristics .............................................................................................................. 50

23. Package Dimension ................................................................................... 51

24. Instruction Set ............................................................................................ 53

25. Revision History ......................................................................................... 56

This document information is the intellectual property of Megawin Technology.

QP-7300-03D

3/56

MG87FE/L6051

MG87FE/L6051概述

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