PAN1740/1740A Bluetooth Module
3 Reference Design
Design Guide Rev. 1.0
Page 9
3.1.2 Schematic
3.2 Mother Board
3.2.1 Functionality
•
Can be used with PAN1740/1740A Adapter Board
•
OTP can be programmed
•
Runs with Dialog’s Keil Compiler projects
•
Runs with Connection Manager
•
Can be used for software development "on the fly"
•
Runs with Smart Snip
pets™ including Power Profiler
+
3
V
3
39 1%
0
.5
R
+
5
V
1µ
4µ7
B3U-1000P
4
k7
USB_A
BLM15BB121SN1
4µ7
+
5
V
1
0
n
F
100nF
B
L
M
1
5
B
B
1
2
1
S
N
1
4µ7
G
re
e
n
2
7
0
ATSAM3U2CA-CU
12MHz
6
k8
10pF
18pF
18pF
39 1%
+
3
V
3
10µ
10µ
100nF
100nF
100nF
100nF
10nF
0
+
3
V
3
BLM15BB121SN1
100nF
+
3
V
3
Green
Red
270
270
+
3
V
3
150
150
100
100
150
nc
nc
nc
nc
1k
1k
nc
nc
+
3
V
3
+
3
V
3
100nF
100nF
100nF
100nF
4
k7
4
k7
4
k7
1
0
0
k
74LVC1G38DBV
4
k7
+
3
V
3
+
3
V
3
+
5
V
0
W25X10CLUX
100nF
+
3
V
3
EN
3
IN
1
NC
4
OUT
5
IC3
TPS76933
R23
R
2
7
C20
C19
S1
R
2
1
DN
2
DP
3
G
N
D
@
1
G
N
D
@
2
USB_GND
4
USB_VCC
1
X2
G
N
D
@
3
G
N
D
@
4
L3
C21
C
1
7
C15
L
2
C16
L
E
D
R
2
6
VBG
A1
XIN
A2
XOUT
A3
PB17
A4
PB21
A5
PB23
A6
TCK/SWCLK
A7
V
D
D
IN
A
8
V
D
D
O
U
T
A
9
XIN32
A10
V
D
D
C
O
R
E
_
1
D
4
G
N
D
U
T
M
I
B
2
V
D
D
U
T
M
I
B
3
PB10
B4
PB18
B5
PB24
B6
NRST
B7
TDO/TRACESWO
B8
TDI
B9
XOUT32
B10
DFSDP
C1
DHSDP
C2
G
N
D
P
L
L
C
3
PB14
C4
PB19
C5
PB22
C6
TMS/SWDIO
C7
NRSTB
C8
JTAGSEL
C9
V
D
D
B
U
C
1
0
DFSDM
D1
DHSDM
D2
V
D
D
P
L
L
D
3
V
D
D
C
O
R
E
_
2
E
7
PB20
D5
ERASE
D6
TST
D7
FWUP
D8
PA11/PGMD3
D9
PA12/PGMD4
D10
PA29
E1
G
N
D
_
1
F
6
PA28
E3
PB9
E4
G
N
D
B
U
E
5
V
D
D
IO
_
1
F
3
V
D
D
C
O
R
E
_
3
B
1
PA10/PGMD2
E8
PA9/PGMD1
E9
PA8/PGMD0
E10
PB1
F1
PB12
F2
V
D
D
IO
_
2
F
5
PA31
F4
V
D
D
IO
_
3
E
6
G
N
D
_
2
E
2
PB16
F7
PA6/PGMM2
F8
V
D
D
C
O
R
E
_
4
F
9
PA7/PGMM3
F10
PB11
G1
PB2
G2
PB0
G3
PB13
G4
V
D
D
C
O
R
E
_
5
G
5
G
N
D
_
3
G
6
PB15
G7
PA3/PGMNVALID
G8
PA5/PGMM1
G9
PA4/PGMM0
G10
V
D
D
C
O
R
E
_
6
H
1
PB5
H2
PA27
H3
PA22/PGMD14
H4
PA13/PGMD5
H5
PA15/PGMD7
H6
PA18/PGMD10
H7
PA1/PGMRDY
H9
PA2/PGMNOE
H10
PB6
J1
PB8
J2
A
D
V
R
E
F
J3
PA30
J4
PB3
J5
PA16/PGMD8
J6
PA19/PGMD11
J7
PA21/PGMD13
J8
PA26
J9
PA24
H8
PA0/PGMNCMD
J10
PB7
K1
V
D
D
A
N
A
K
2
G
N
D
A
N
A
K
3
A
D
1
2
B
V
R
E
F
K
4
PB4
K5
PA14/PGMD6
K6
PA17/PGMD9
K7
PA20/PGMD12
K8
PA23/PGMD15
K9
PA25
K10
IC1
VCC
8
VPP
14
SW_CLK
16
SW_DIO
18
P0.0
12
P0.1
11
P0.2
10
P0.3
9
P0.4
6
P0.5
5
P0.6
4
P0.7
3
P1.0
24
P1.1
23
P1.2
22
P1.3
21
N.C.
13
RST
2
GND
1
GND
7
GND
15
GND
17
GND
19
GND
20
GND
A
GND
B
GND
C
GND
D
MOD1
PAN1740
X1
R
2
5
C18
C13
C14
R24
C6
C1
C2
C3
C4
C5
C11
R7
L1
C12
LED1
LED2
R19
R20
R12
R14
R13
R15
R1
R2
R8
R9
R10
R11
R16
R17
R18
C7
C8
C9
C10
R
3
R
4
R
5
R
6
1
2
4
IC2
3
5
IC2P
G
N
D
V
C
C
R
2
2
V
B
U
S
S
W
D
IO
N
R
S
T
S
W
C
L
K
G
N
D
S
W
O
/T
D
O
P
0
.0
P
0
.1
P
0
.2
P
0
.3
P
0
.4
P
0
.5
P
0
.6
P
0
.7
P1.0
P1.1
P1.2
P1.3
R
2
8
ERASE
TDI
GND_TP
/CS
1
DO
2
/WP
3
GND
4
DI
5
CLK
6
/HOLD
7
VCC
8
IC4
C22
V
P
P
SW_CLK
SW_CLK
SWDIO
SWDIO
RESET
RESET
CTS
CTS
RTS
RTS
RX
RX
TX
TX
M_RESET
M_RESET
V1.1
PAN1740ETU Reference Design
DS-DG-1740ETU-
For programming SAM3U2C
A
B
Y
L
L
H
L
L
H
H
H
H
H
H
L
J-Link OB
www.segger.com
GND
