8-Bit Micro-Controller. MG69L331 Datasheet

MG69L331 Micro-Controller. Datasheet pdf. Equivalent


Megawin MG69L331
笙泉科技股份有限公司
Megawin Technology Co., Ltd.
Version: 2.0
MG69L331
Data Sheet
8-Bit Micro-Controller with
IR function
This document information is the intellectual property of Megawin Technology.
Megawin Technology Co., Ltd. 2011 All right reserved.
QP-7300-03D
1/28
Version 2.0


MG69L331 Datasheet
Recommendation MG69L331 Datasheet
Part MG69L331
Description 8-Bit Micro-Controller
Feature MG69L331; Megawin Technology Co., Ltd. Version: 2.0 MG69L331 Data Sheet 8-Bit Micro-Controller with IR func.
Manufacture Megawin
Datasheet
Download MG69L331 Datasheet




Megawin MG69L331
MG69L331 Datasheet
Version 2.0
Table of Contents
1  Features ............................................................................................................ 3 
1.1  Application Field.................................................................................................................. 3 
2  General Description........................................................................................... 4 
3  Pin Configurations ............................................................................................. 5 
3.1  Pad Assignment .................................................................................................................. 5 
3.2  Pin Description .................................................................................................................... 6 
4  Block Diagram ................................................................................................... 7 
5  Function Description.......................................................................................... 8 
5.1  Registers ............................................................................................................................. 8 
5.2  Accumulator ........................................................................................................................ 8 
5.3  Index Register(X,Y)............................................................................................................. 8 
5.4  Processor Status Register .................................................................................................. 8 
5.5  Program Counter(PC) ......................................................................................................... 8 
5.6  Stack Point(S) ..................................................................................................................... 8 
6  Memory Organization ........................................................................................ 9 
6.1  SFR Mapping .................................................................................................................... 10 
7  Interrupt ........................................................................................................... 11 
7.1  Interrupt Register .............................................................................................................. 11 
7.2  Interrupt System................................................................................................................ 13 
8  Reset ............................................................................................................... 14 
8.1  Low Voltage Reset (LVR).................................................................................................. 14 
8.2  Low Voltage Detector........................................................................................................ 14 
8.3  Watchdog Timer (WDT) .................................................................................................... 15 
8.4  Reset OK .......................................................................................................................... 15 
9  Power Control.................................................................................................. 16 
9.1  Power Control Register ..................................................................................................... 16 
10  Divider ........................................................................................................ 17 
10.1 
Divider ............................................................................................................................... 17 
11  Timer .......................................................................................................... 18 
11.1 
Timer0 ............................................................................................................................... 18 
11.2 
Timer1 ............................................................................................................................... 19 
12  Configurable I/O Ports................................................................................ 20 
12.1 
Port 0 ................................................................................................................................ 20 
12.2 
Port 1 ................................................................................................................................ 20 
12.3 
Port 2 ................................................................................................................................ 21 
12.4 
IR ...................................................................................................................................... 21 
13  PWM........................................................................................................... 22 
14  TK-SCAN.................................................................................................... 23 
15  Option Register .......................................................................................... 24 
16  Programming Notice................................................................................... 25 
17  Application Circuit....................................................................................... 26 
18  Electrical Characteristics ............................................................................ 27 
18.1 
Absolute Maximum Rating ................................................................................................ 27 
18.2 
DC Characteristics ............................................................................................................ 27 
18.3 
AC Characteristics ............................................................................................................ 27 
19  Revision History ......................................................................................... 28 
This document information is the intellectual property of Megawin Technology.
Megawin Technology Co., Ltd. 2011 All right reserved.
QP-7300-03D
2/28



Megawin MG69L331
MG69L331 Datasheet
Version 2.0
1 Features
Single Chip 8-bit CPU
Operation voltage: 1.8V to 3.6V
Memory
Program OTP ROM : 16K Bytes
Data RAM : 128 Bytes
11 input/output pins with pull high resistor and TK-scan function.
2 input/output pins with pull high resistor and PWM output function.
2 output pins shared with oscillator pad by code option.
1 dedicated push pull I/O combined with IR amplifier input.
Stop mode: micro-controller no operation. (High speed oscillator stops oscillating)
Build-in 4MHz +/- 1.5% internal oscillator.
Watchdog timer built-in.
One re-loadable 8-bit timer and one 8-bit timer with one capture function.
Build-in low voltage detector (2.3V) and low voltage reset (typical voltage: below 1.8V).
Oscillator (455K resonator or 3.58M/4M crystal).
Selection Information
MG69L331A
ROM
(Program ROM)
16K x 8-bit
(16K x 8-bit)
I/O 16(max)
1.1 Application Field
General IR Controller, Toy
This document information is the intellectual property of Megawin Technology.
Megawin Technology Co., Ltd. 2011 All right reserved.
QP-7300-03D
3/28







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