5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
VBUS_USB
TXD1
RXD1
RTS1
CTS1
USB & RS-232 SERIAL
HOLT INTEGRATED CIRCUITS, Mission Viejo, CA, USA
UTXD
URXD
DNI
DNI
DNI
+3V3
+3V3
+3V3
+3V3
DHSDM
DHSDP
PA[31:0]
Title
Size
Document Number
Rev
Date:
Sheet
of
CM3 BOARD REV E.DSN
E
ARM CORTEX M3 MICROCONTROLLER BOARD
A
5
7
Wednesday, June 01, 2016
Title
Size
Document Number
Rev
Date:
Sheet
of
CM3 BOARD REV E.DSN
E
ARM CORTEX M3 MICROCONTROLLER BOARD
A
5
7
Wednesday, June 01, 2016
Title
Size
Document Number
Rev
Date:
Sheet
of
CM3 BOARD REV E.DSN
E
ARM CORTEX M3 MICROCONTROLLER BOARD
A
5
7
Wednesday, June 01, 2016
R14
0R
U3
MAX3232CSE
T1IN
11
T2IN
10
R1OUT
12
R2OUT
9
T1OUT
14
T2OUT
7
R1IN
13
R2IN
8
V+
2
C1+
1
C1-
3
C2+
4
C2-
5
V-
6
VCC
16
GND
15
C35
100nF
TP4
SMD
J2
USB Mini B Recept
VBUS
1
D-
2
D+
3
NC
4
GND
5
C
A
S
E
6
R19
68K
C36
100nF
C54
100nF
R22
0R
C38
100nF
C33
100nF
R23
0R
TP6
SMD
C37
100nF
FB1
BN03K314S300R
U2
TPD4E001DBVR
IO1
1
IO2
3
GND
2
IO3
4
VCC
5
IO4
6
C34
10pF
J6
FEMALE RIGHT ANGLE
5
4
3
2
1
9
8
7
6
1
0
1
1
R16
PROV
C39
100nF
R20
100K
R15
PROV
R18
47K
R9
0R
R21
100K
PA23
TXD
RXD
RTS
PA20
PA21
PA22
PA0
CTS
PA12
PA11
R
X
D
IN
T
X
D
O
U
T
