5-57
BCU-100 MM
5-57
2
3
4
5
1
A
B
C
D
E
F
G
H
KY-631 (2/2)
SUFFIX: -11
KY-631 (2/2)
SUFFIX: -11
KY-631 (2/2)
BOARD NO. 1-873-984-11
SJX-300_KY-631_11A_2
L200
1
4
2
3
PGB1010603NR
D201
PGB1010603NR
D200
GND
0.47uF
C208
EMI
FL201
1
I/O
2
O/I
3
GND
V3P3_MAIN
0.47uF
C207
VDR202
VDR201
VDR200
EMI
FL202
1
I/O
2
O/I
3
GND
GND
0.47uF
C203
V3P3_SB_VDDIO
VDR203
MAX3222IPWR
IC203
DIN1
13
GND
18
DOUT1
17
VCC
19
PWRDOWN
20
EN
1
DIN2
12
ROUT1
15
ROUT2
10
C1+
2
C1-
4
C2+
5
C2-
6
DOUT2
8
RIN1
16
RIN2
9
V+
3
V-
7
NC1
11
NC2
14
0.47uF
C205
EMI
FL203
1
I/O
2
O/I
3
GND
FB200
GND
EMI
FL200
1
I/O
2
O/I
3
GND
GND
GND
GND
GND
V3P3_SB_VDDIO
V3P3_MAIN
CN201
1
LEVEL_V5P0_RUN
2
USB2_D-
3
4
USB_GND
5
6
7
SB_SIO1_RXD
001
SB_SIO1_TXD
001
/SB_SIO1_RTS
001
SC_UART0_TXD
001
/SB_SIO1_CTS
001
SC_UART0_RXD
001
0.1uF
C201
0.1uF
C200
0.1uF
C206
0.1uF
C204
22
R208
22
R209
22
R210
22
R211
22
R213
22
R214
22
R215
22
R216
0
R207
0
R217
1k
R201
1k
R200
1k
R202
1k
R203
1k
R204
10k
R212
RS232_Switch
001
0
R206
0
R205
CN202
1
DCD
2
RXD
3
TXD
4
DTR
5
GND
6
DSR
10 11
7
RTS
8
CTS
9
RI
GND
0.1uF
C202
TC7SZ04FU(TE85R)
IC202 (2/2)
3
GND
5
VCC
CN200
1
LEVEL_V5P0_RUN
2
USB2_D-
3
4
GND
5
SGND
6
7
V3P3_MAIN
SN74LV125APWR
IC200 (1/5)
2
1
3
SN74LV125APWR
IC200 (2/5)
5
4
6
SN74LV125APWR
IC200 (3/5)
9
10
8
SN74LV125APWR
IC200 (4/5)
12
13
11
SN74LV125APWR
IC200 (5/5)
7
GND
14
VCC
SN74LV125APWR
IC201 (1/5)
2
1
3
SN74LV125APWR
IC201 (2/5)
12
13
11
SN74LV125APWR
IC201 (3/5)
9
10
8
SN74LV125APWR
IC201 (4/5)
5
4
6
SN74LV125APWR
IC201 (5/5)
7
GND
14
VCC
TC7SZ04FU(TE85R)
IC202 (1/2)
2
4