ATMEL MSP430 149

J5
J1
485通讯接口
1
2
3
通讯接口
VCC
1
6
2
7
3
8
4
9
5
U2
120
J_ USART
VCC
1
2
3
4
5
6
VCC
R1OUT
INVALID
T1IN
FORCEON
T1OUT
GND
VCC
FORCEOFF
8
7
6
5
4
3
2
1
R1IN
VC2 C2+
C1 V+
C1+
EN
1
2
3
1
2
3
C1
0.1
U3
9
10
11
12
13
14
15
16
12
11
10
9
8
7
MAX3485
IC2
RH5RL36AA
IC1
LM317
R1
C2
0.1
C3
0.1
VD D
EXT_POWER1
8
7
6
5
R0 VCC
RE
B
DE
A
DI GND
LCD显示
C4
0.1
EXT_VCC
CR1
D2
1
2
3
IN4148
R2
240
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
1
2
3
4
Text
C8
470uF/16V
C9
C7
104
R3
510
MAX3 221
C10
224
C1 1
C1 2
104
100uF/16V
232通讯接口
6
8
R4
620
U10
2
6N139
5
P1
4
3
2
1
P2
6
5
4
3
2
1
P3
U5
11
1
5
6
7
8
P3.4
P3.3
P3.2
P3.1
7
8
9
10
11
12
P3.0
P2.7
P2.6
P2.5
P2.4
12
11
10
9
8
7
P2.3
76
P2.2
77
P2.1
78
P2.0
79
P1.7
80
P1.6
81
P1.5
82
P1.4
83
P1.3
84
P1.2
85
P1.1
86
P1.0
87
XT2OUT 88
XT2IN
89
TDO
90
TDI
91
TM S
92
TC K
93
RST
94
P6.0
95
P6.1
96
P6.2
97
AVss
98
DVss1 99
AVcc 10 0
Co mment: 2 0K
R21
C1 8
1 P9
2
3
4
5
6
XOUT
XIN
2K
15P
XTAL1
C1 9
12
11
10
9
8
7
15P
10
C25
C22
104
A/D
10uF/16V
P8
R2 0
C1 5
10uF/16V
104
VCC
LCD点阵显示接口
5M
GND
J_LCD1
1
2
3
4
5
6
7
8
VCC
7
6
5
4
3
2
1
0
VCC
104
VCC
P2.1
D5
IN4148
15P
复位电路
R31 R3 2 R33
100K 100K 100K
7
8
9
10
11
12
INC
R40
KEY1
6
5
4
3
2
1
11 10
f
9
M L
8
7
b
1
2
3
4
5
6
7
8
9
#
0
2K
*
6
KEY2
P17
R41
P1.6
1K
R2 5
键盘扫描接口电路
比较器欠压检测电路
P1.1
VCC
J6
3
2
1
2
e
3
d
4
dp c
5
KEY3
R4 2
1K
1
2
3
4
5
6
7
8
9
10
BSL
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
VCC
U8
1
2
3
4
5
6
7
8
9
10
11
12
13
14
VCC
P1.0
250K
FUN
D1
IN4148
C14
104
VCC
EXT_VCC
DEC
R2 7
100K
R22
R2 8
1K
LED
H a
20K
C2 8
16
15
14
13
12
11
10
9
10 0K
10 0K
10 0K
R1 8
15P
XTAL2
P18
R5 0
C21
Single in
1K
10 0K
R29
100K
R1 7
Timer_B捕获模式
D4
VCC
S13
S12
S11
S10
S9
S8
S7
S6
S5
S4
S3
S2
P5.0
P5.1
VREF-/VeREFVeREF+
XOUT
XIN
VREF+
P6.7
P6.6
P6.5
P6.4
P6.3
DVcc1
100K
Timer_A比较模式
C6
104
J3
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VCC
NC
NC
WP
RESET
?????????
NC
NC
NC
NC
NC
NC
NC
NC
28
27
26
25
24
23
22
21
20
19
18
17
16
15
AT45DB0 21
LED3
R23
2K
g
JATG
GND
NC
NC
CS
SCK
S1
S0
NC
NC
NC
NC
NC
NC
NC
1
2
R30
R1 6
Single in
R1 5
19 20
IN41 48
LCD
100K
C20
VCC
2
CON 3
11
1
12
11
10
9
8
7
6
5
4
3
2
1
P4.2
COM0
P5.2
P5.3
P5.4
R03
P5.5
P5.6
P5.7
DVcc2
DVss2
P4.1
P4.0
P3.7
P3.6
P3.5
P3.4
P3.3
P3.2
P3.1
P3.0
P2.7
P2.6
P2.5
P2.4
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
R19
C13
SNJ74AHC373J (20)
1
CON2
VCC
C23
10uF
R14
10
P7
R13
8
7
6
5
P2 .3
P2 .2
P2 .1
P2 .0
P1 .7
P1 .6
P1 .5
P1 .4
P1 .3
P1 .2
P1 .1
P1 .0
X T2O UT
X T2IN
TD O
TD I
TM S
TC K
RST
P6 .0
P6 .1
P6 .2
AV ss
DV ss1
AV cc
P6
R12
P10
1
2
3
4
CON1
J2
AD转换接口
9
10
11
12
13
14
15
16
P5
C26
104
P4.7
1
2
3
4
5
6
16
15
14
13
12
11
10
9
6
5
4
3
2
1
LE
OE
18
17
14
13
8
7
4
3
8
7
6
5
4
3
2
1
8D
7D
6D
5D
4D
3D
2D
1D
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
8Q
7Q
6Q
5Q
4Q
3Q
2Q
1Q
P11
1
2
3
4
5
6
7
8
24LC01
P4
SNJ74AHC373 J (20)
U7
19
16
15
12
9
6
5
2
S13
25
S12
24
S11
23
S10
22
S9
21
S8
20
S7
19
S6
18
S5
17
S4
16
S3
15
S2
14
P5.0
13
P5.1
12
11 VREF10 VeREF+
XOUT
9
XIN
8
VREF+
7
P6.7
6
P6.6
5
P6.5
4
P6.4
3
P6.3
2
1 DVcc1
7
8
9
10
11
12
LE
OE
R39
18
17
14
13
8
7
4
3
5
6
7
8
100
100
8D
7D
6D
5D
4D
3D
2D
1D
4
3
2
1
8Q
7Q
6Q
5Q
4Q
3Q
2Q
1Q
MSP430F449
9
10
11
12
13
14
15
16
R38
19
16
15
12
9
6
5
2
R3 3
DVcc2
DVss2
P4.1
P4.0
P3.7
P3.6
P3.5
8
7
6
5
4
3
2
1
100
100
100
100
100
100
9
10
11
12
13
14
15
16
S13
S12
S11
S10
S9
S8
S7
S6
S5
S4
S3
S2
P5.0/S1
P5.1/S0
VREF-/VeREFVeREF+
XOUT/TCLK
XIN
VREF+
P6.7/A7/SVSin
P6.6/A6
P6.5/A5
P6.4/A4
P6.3/A3
DVcc1
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
8
7
6
5
4
3
2
1
P4.2/STE1 /S39
COM0
P5.2/COM1
P5.3/COM2
P5.4/COM3
R03
P5.5/R13
P5.6/R23
P5.7/R33
DVcc2
DVss2
P4.1/URXD1
P4.0/UTXD1
P3.7/TB6
P3.6/TB5
P3.5/TB4
P3.4/TB3
P3.3/UCLK0
P3.2/SOM I0
P3.1SIMO0
P3.0/STE0
P2.7/ADC12CLK
P2.6/CAOUT
P2.5/URXD0
P2.4/UTXD0
8
7
6
5
P4.3
P4.4
P4.5
P4.6
P4.7
S33
S32
S31
S30
S29
S28
S27
S26
S25
S24
S23
S22
S21
S20
S19
S18
S17
S16
S15
S14
330K
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
16
15
14
13
12
11
10
9
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
R7
P4.2
COM0
COM1
COM2
COM3
R0 3
R1 3
R2 3
A0 VCC
A1 WP
A2 SCL
GNDSDA
FET_4X仿真调试
330K
C2 7
104
9
10
11
12
13
14
15
16
1
2
3
4
1
2
R6
+
10uF/16V
R34
R35
R36
R37
R24
R26
U9
P12
1
2
3
4
5
6
7
8
LED4
C24
LED1
1
2
3
4
5
6
7
8
9
10
11
8
7
6
5
P4.3/SIMO1/S3 8
P4.4/ SOM1/S3 7
P4.5/UCLK1/ S36
P4.6/S3 5
P4.7/S3 4
S33
S32
S31
S30
S29
S28
S27
S26
S25
S24
S23
S22
S21
S20
S19
S18
S17
S16
S15
S14
VCC
7
5
8
7
6
5
4
3
2
1
P2 .3/ TB2
P2 .2/ TB1
P2 .1/ TB0
P2 .0/ TA2
P1 .7/ CA1
P1 .6/ CA0
P1 .5/ TAC LK/ AC LK
P1 .4/ TBCLK/SMCLK
P1 .3/ TBO UTH/SVSOU T
P1 .2/ TA1
P1 .1/ TA0 /MCLK
P1 .0/ TA0
XT2OUT
XT2IN
TD O/TDI
TD I
TM S
TC K
RST/ NMI
P6 .0/ A0
P6 .1/ A1
P6 .2/ A2
AV ss
DV ss1
AV cc
330K
R5
R44
10K
1
2
3
4
5
6
7
8
9
10
11
串行 EEPROM接口
U1
6N139
1
2
3
4
5
6
7
8
9
10
11
P13
P4.6
R43
2.2K
P14
1
2
3
4
1
2
3
4
5
6
7
8
C5
10uF
3
1
2
3
4
5
6
7
8
9
10
11
P15
1
2
3
4
5
6
7
8
P16
3
R9
C1 6
2
LED2
16
15
14
13
12
11
10
9
16
15
14
13
12
11
10
9
1
2
SPI接口
220
STC
RIDD
G ND
16 R1 1
P4.3
P4.4
P4.5
P4.6
P4.7
S33
S32
S31
S30
S29
S28
S27
S26
S25
S24
S23
S22
S21
S20
S19
S18
S17
S16
S15
S14
104
220
2
VCC
R8
U6
BUSL2
J_SPI
5
P4.5
4
P4.4
3
P4.3
2
P4.2
1
1 R1 0
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
33 0K
14
C17
12 0
R45
8
6
Q1
BC183
SC
R4 6
10K
VB
TSS721
4
4148
BUSL1
12 K
D3
VCC
VDD
BAT
VS
PF
RX
RX1
TX
TX1
RIS
11
9
10
5
12
13
8
7
6
R4 7
10K
J4
TSS721通讯接口
U4
R48
15K
15
R49
10K
104
7
3
FET_1X仿真调试
外部 FLASH DATA扩展接口
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
CON4