Circuit Diagrams and PWB Layouts
75
7.
SSB: MJC MT8280 Power
DV
SS
DV
SS
DV
SS
DV
SS
DV
SS
DVDD1
8
DVDD10
DVDD
33
DVDD10
DVDD1
8
DVDD1
8
DVDD10
PR
S
T
O
S
FC
S
S
FCK
XTAL
I
S
CL
S
DA
N
S
_XTAL
GPIO
S
FDI
S
FDO
JTM
S
AVDD12
AV
SS
_PLL
TXD
0
EFU
S
E
RXD
JTR
S
T
JRTCK
JTCK
JTDI
JTDO
INT0
TN0
TP0
S
Y
S
PLL
MJCPLL
DMPLL
5
4
3
2
1
PWN
AVDD
33
AV
SS33
DU
VCC
Q
V
SS
D
C
S
W
HOLD
OUT
BIA
S
PG
SS
EN
IN
GND
GND_H
S
FB
0R
FG25 E9
FG26 E9
3
G24 E7
3
G27 F9
3
G29 F9
3
G
3
1 F9
IG1
3
F7
IG14 G4
IG15 B10
3
G2
3
E7
2G64 E2
2G65 E2
(1)
2G6
8
G5
(0)
S
FCK
( ) DEFAULT MODE
FG1
3
B10
FG27 E9
FG2
8
F9
FG29 F5
IG10 E7
FG1
8
C
3
3
G16 E7
IG11 E7
IG12 F7
3
G17 E7
3
G1
8
E9
3
G19 E7
3
G20 E9
1
3
G22 E9
2G6
3
E2
2G50 D2
2G51 D2
2G66 E2
3
G
3
0 F7
2G54 E2
0R
3
G
3
2 F9
3
G
33
F7
3
G
3
4 G4
3
G
3
5 G4
5G17 D2
5G19 D2
7G01-5 D
8
7G02 A11
5G14 C6
5G15 C6
5G16 D6
FG19 C7
FG20 C7
FG21 D7
3
G10 B10
3
G1
3
E9
FG11 B12
2G57 E2
2G
3
1 C6
5
TO FLA
S
H&NVM
FG14 B10
FG15 B
3
FG16 B10
FG17 B7
11
9
(1)
RE
S
TE
S
T_CPUM
TRAP MODE
2G5
8
E2
2G59 E2
2G60 E7
3
G21 E9
2G62 E2
2G19 C2
2G20 C2
2G21 C2
2G52 D2
2G67 E2
6
2G24 C2
2G
3
2 C6
B
A
1
3
H
JTDO
X
2G40 D2
NORM
2G42 D2
2G45 D2
2G46 D6
2G47 D6
2G4
8
D7
2G61 E2
2G49 D7
2G27 C2
2G2
8
C2
1
2G5
3
D2
2
4
4
5
7
NC
(1)
3
G
3
6 G4
3
G
38
B
8
5G10 A11
S
FDO
NC
TO Microp
1G01 E6
2G22 C2
2G2
3
C2
2G70 G2
F
G
H
F
2G56 E7
10
2G1
3
B2
2G
33
C7
2G14 B2
MJC MT
8
2
8
0 - POWER
2G29 C2
7G0
3
B10
0
JTR
S
T
7G04 F
3
FG10 A11
7G01-1 B
3
3
G11 E6
3
G12 E9
FG12 B10
3
G15 E9
FG22 D
3
FG2
3
E9
FG24 E9
2G10 A11
8
TO Microp
1
6
7
FLA
S
H
G
2G
3
4 C7
B
C
D
E
8
9
2G11 B2
2G12 B2
2G
3
5 C7
2G15 B2
2G
3
7 C7
2G25 C2
2G26 C2
0R
NC
5G11 B2
5G12 C6
RE
S
5G1
3
C2
RE
S
RE
S
RE
S
2G69 G2
5G1
8
D2
2G71 G4
C
D
E
2G55 E2
3
G14 E9
11
12
A
2G
3
0 C2
2G
3
6 C7
3
2G
38
C7
2G
3
9 D2
2G41 D2
2G4
3
D2
2G44 D2
UART_0RX
UART_0TX
10
2G16 B2
2G17 B2
2G1
8
C2
12
2
2G64
10n
100R
3
G1
3
10n
2G6
3
3
G12
100R
2G54
100n
1
u
0
2G
3
2
FG10
FG14
+1V
2G4
3
1
u
0
FG29
IG14
3
G
3
4
2G
3
64
u
7
10K
100n
2G
3
5
Y1
8
AB21
Y19
AB20
D
8
A7
B
8
A
8
U21
U22
AA20
V17
AA22
Y21
W20
AA21
Y22
W21
V21
V22
W1
8
U20
R20
R21
R22
W15
Y6
Y7
Y16
W16
W17
V16
Φ
PHERIPHERAL
MT
8
2
8
0
7G01-5
T21
T22
T20
V20
Y5
AA1
D1
D4
E2
J
3
J9
J11
N1
3
P2
P9
P11
P12
R1
C
3
R4
T
3
W6
Y2
L9
L11
L12
L14
M9
B5
M11
M12
M14
N10
C
8
D9
W7
W19
Y20
A4
J12
K1
K4
K10
K1
3
W
3
AA4
AB
3
B2
C6
D7
F
3
G1
G4
H2
M1
K12
K14
L10
L1
3
A1
M4
N
3
U2
V1
V4
N9
N11
N12
N14
P10
P1
3
P14
J1
3
J14
K9
K11
Φ
POWER
MT
8
2
8
0
7G01-1
J10
M10
M1
3
+1V2_
S
W
3
0R
5G12
FG17
IG15
FG21
IG1
3
IG11
IG12
100n
2G1
3
2G11
4
u
7
IG10
2G1
8
4
u
7
+
3
V
3
_
S
W
FG16
2G19
100n
2G21
100n
2G
3
71
0
0
n
3
G
33
100R
100n
2G5
3
3
G16
10K
3
G19
5G17
FG1
3
3
0R
100n
2G45
+
3
V
3
_
S
W
FG22
10K
3
G
3
2
3
G1
8
4K7
4K7
3
G14
+
3
V
3
_
S
W
100R
3
G24
100n
2G15
2G14
100n
2G27
10n
+
3
V
3
_
S
W
100n
2G26
8
7
2
10
9
16
15
3
4
5
6
11
12
1
3
14
1
M25P16-VMF
7G02
FLA
S
H
2Mx
8
Φ
FG27
FG25
FG26
2G71
1
u
0
2G62
100n
100n
2G20
3
G
3
1
100R
3
G2
3
4
u
7
2G
38
2G57
100n
100n
2G55
FG19
+1V2_
S
W
5G14
3
0R
3
G20
4K7
4K7
3
G15
3
G11
8
20K
10n
2G40
10K
3
G22
3
0R
5G19
+1V
+
3
V
3
_
S
W
3
G17
3
G
38
10K
16V
2G
3
11
0
u
FG1
8
+1V
8
_
S
W
1
u
0
2G42
FG2
8
+
3
V
3
_
S
W
4K7
3
G10
+
3
V
3
_
S
W
FG2
3
FG24
+5V_
S
W
1
u
0
2G69
100n
2G61
100R
3
G
3
0
+1V2_
S
W
+
3
V
3
_
S
W
3
0R
5G16
+
3
V
3
_
S
W
5G11
3
0R
3
G29
4K7
2G
3
9
10n
2G
3
0
8
6
11
1
2
9
10
3
7
10n
Φ
7G04
TP
S
74
8
01DRCR
4
5
2G41
10n
2G4
8
10
u
10n
2G2
8
+1V
FG11
5G1
8
3
0R
2G47
1
u
0
5
%
3
G
3
5
2K2
3
G
3
6
6
8
0R
1
%
5G1
3
3
0R
1n0
2G70
FG12
3
0R
5G10
100n
2G50
100n
2G10
1
u
0
2G67
+
3
V
3
_
S
W
4K7
3
G27
7G0
3
PDTC114ET
2G16
100n
2G25
100n
2G12
100n
100n
2G24
FG15
2G2
3
100n
2G65
1
u
0
100n
2G22
4
u
7
2G
3
4
2G29
10n
2G
33
100n
FG20
100n
2G49
+1V2_
S
W
10
u
2G46
3
0R
5G15
2G6
8
2G52
100n
+1V
22
u
6.
3
V
2G51
4
u
7
2G44
100n
2G59
100n
2G66
1
u
0
+
3
V
3
_
S
W
100n
2G5
8
3
G21
10K
22p
2G60
27M0
22p
2G56
1G01
2G17
1
u
0
FLA
S
H_MJC_WE
UART_1TX
BL_ON_OFF
LCD_PWR_ON
IIC_
S
CL_
u
p
IIC_
S
DA_
u
p
INT0
PR
S
T
PWN
UART_1RX
S
F_CK
S
F_
S
0
S
F_DO
S
F_C
S
0
B0
8
C
B0
8
C
I_17760_019.ep
s
1
8
020
8
3
1
3
9 12
3
6
3
49.1