mg82fel308 Megawin Technology, mg82fel308 Datasheet - Page 14

• Manufacturer Part Number: mg82fel308
• Description: A Single-chip Microcontroller Based On A High Performance 1-t Architecture 80c51
• Manufacturer: Megawin Technology

5.2. Pin Description
P1.0 ~ P1.4
P1.5 ~ P1.7
P3.0
P3.1 ~ P3.3
P3.4
P3.5
P3.6 ~ P3.7
P0.7 ~ P0.0
P2.0 ~ P2.7
P4.0
P4.1
P4.2
P4.3
P4.4
P4.5
P4.6
P5.0 ~ P5.1
P5.2 ~ P5.3
P5.4 ~ P5.5
P5.6 ~ P5.7
P7.0 ~ P7.1
P7.2 ~ P7.3
P7.4 ~ P7.5
P7.6 ~ P7.7
RST
XTAL1
P6.1
XTAL2
P6.0
VDD
VSS
This document information is the intellectual property of Megawin Technology.
© Megawin Technology Co., Ltd. 2009 All rights reserved.
QP-7300-03D
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MNEMONIC
MEGAWIN
MAKE YOU WIN
64-Pin
44~47,
60~64
12~14
49~52
28~35
TQFP
17,18
19,37
20,38
26,27
40,41
57,58
55,56
23,24
53,5
54,6
9,10
2~4
15
16
25
42
59
11
36
39
43
22
21
8
7
48-Pin
44~48
33~40
20~27
LQFP
13,14
15,29
8~10
41,4
1~3
12
19
31
43
28
32
30
17
16
42
18
11
6
7
5
-
-
-
-
-
-
TYPE
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
O
G
P
I
I
Port 1: General-purposed I/O Port 1.
P10 is T2 or T2CKO.
P11 is T2EX.
P11 ~ P14 are the programmable comparator positive inputs.
Default input is P14.
P15 is the comparator negative input.
P16/P17 have an alternated function for RXD/TXD by firmware
configured.
Port 3: General-purposed I/O port 3.
P30 is UART RXD.
P31 is UART TXD.
P32 is nINT0.
P33 is nINT1.
P34 is T0 or T0CKO.
P35 is T1 or T1CKO.
Port 0: General-purposed I/O port 0.
Port 2: General-purposed I/O port 2.
It is also the PWM output from PWM Timer.
Port 4: General-purposed I/O port 4.
P40 and P41 can be configured to input only in default.
P42 is nINT3.
P43 is nINT2.
Port 5: General-purposed I/O port 5.
It is also the PWM output from PWM Timer.
P5.0 is nINT4.
P5.1 is nINT5.
Port 7: General-purposed I/O port 7.
RST: A high on this pin for at least two machine cycles will reset
the device.
Crystal1: Input to the inverting oscillator amplifier.
XTAL1 has an alternate function for P6.1.
Crystal2: Output from the inverting amplifier.
XTAL2 has an alternate function for P6.0 and internal clock output.
Power
Ground
DESCRIPTION
MG82FE(L)308/316
Preliminary, v 0.04