Data Sheet

1
1
2
2
3
3
4
4
5
5
6
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7
8
8
D D
C C
B B
A A
Title: Revision:
Page:
Date:
File Name:
Size:
Drawn:
USB_GND
1
D+
2
D-
3
USB_VDD
4
P1_5
5
P1_4
6
P1_3
7
P1_2
8
P1_1
9
DVDD2
10
P1_0
11
P0_7
12
P0_6
13
P0_5
14
P0_4
15
P0_3
16
P0_2
17
P0_1
18
P0_0
19
RESET_N
20
AVDD5
21
XOSC_Q1
22
XOSC_Q2
23
AVDD3
24
RF_P
25
RF_N
26
AVDD2
27
AVDD1
28
AVDD4
29
RBIAS
30
AVDD6
31
P2_4/XOSC32K_Q1
32
P2_3/XOSC32K_Q2
33
P2_2
34
P2_1
35
P2_0
36
P1_7
37
P1_6
38
DVDD1
39
DCOUPL
40
IC3
CC2540
C16
12pF
C15
12pF
R9 56K
C13 1uF
RX TX
N_RST
+3.3V
C4
1uF
C17
100nF
+3.3V
DD DC
+5V
1
GND
4
GND
6
UD+
3
UD-
2
GND
5
JP1
Micro USB
D+
D-
R2
33
R3
33
C2
47PF
C1
47PF
L1
R1
1.5K P1.0
D+
D-
LINK
PAIR
R5
1K
R4 1K
Vin
3
AD J
1
+Vout
2
IC2
XC6206P332MR
C3
1uF
+3.3V
BOOT
R6
10K
(RESET) PC6
29
PD0 (RXD)
30
PD1 (TXD)
31
PD2(INT0)
32
PD3 (INT1)
1
PD4 (XCK/T0)
2
VCC
6
GND
3
PB6 (X1/TOSC1)
7
PB7 (X2/TOSC2)
8
PD5 (T1)
9
PD6 (AIN0)
10
PD7 (AIN1)
11
PB0 (ICP)
12
PB1 (OC1A)
13
PB2 (SS/OC1B)
14
PB3 (MOSI/OC2)
15
PB4 (MISO)
16
PB5 (SCK)
17
AVCC
18
AREF
20
GND
21
(ADC0) PC0
23
(ADC1) PC1
24
(ADC2) PC2
25
(ADC3) PC3
26
(ADC4/SDA) PC4
27
(ADC5/SCL) PC5
28
ADC6
19
ADC7
22
VCC
4
GND
5
IC5
ATMEGA328_QFN32
RX
TX
A0
A1
A2
A3
A4
A5
A6
A7
+5v
C20
100nF
D0/RX
D1/TX
D2
D3
D4
D5
D6
D7
D8
D9
D10
D11/MOSI
D12/MISO
D13/SCK
C18
18PF
C19
18PF
RESET
D1
MBR0520
+5v
RST
AREF
RESET
LED1
LED2D13/SCK
LED2
LED1
+5v
LED3
LED4
LED3
LED4
TX_LED
RX_LED
D0/RX
D1/TX
TX
RX
D0/RX
D1/TX
D2
D4
A4
A5
+5v
PWR
L
1
2
3
45
6
7
8
ROW2
4*4K7
1
2
3
45
6
7
8
ROW1
4*1K
+5v
+3.3V
TX_LED RX_LED
N_RST
1 2
3 4
5 6
JP2
download
DDDC
RESET R8 10k
VIN
+5v
C5
1uF
C6
2.2uF
+3.3V
P1.0
+3.3V
+3.3V
C
B
A
B
C
Bluno beetle
---Power
---Bluetooth
---MCU&I/O
1.0
2014-11-7
1 of 1
A3
DFROBOT-(CD)
A
Y3
16M
Y2
32M
Antenna
C10
100nF
C14
104
R7 10K
+3.3V
+3.3V
C9
100nF
C8
100nF
C7
100nF
CX
2KV-1nF
Vin
3
AD J
1
+Vout
2
IC1
HT7850
C21 18pF
C22 18pF
L2
2nH
C23
1pF
C24
1pF
L3
2nH
C25
2.2pF
D7
D6
1
1
J7
Component_1
1
1
J8
Component_1
1
1
J9
Component_1
1
1
J4
Component_1
1
1
J6
Component_1
1
1
J5
Component_1
1
1
J1
Component_1
1
1
J2
Component_1
1
1
J3
Component_1
1
1
J11
Component_1
1
1
J10
Component_1
D3
1
1
J13
Component_1
VIN
1
1
J15
Component_1
1
1
J14
Component_1
D11/MOSI
D12/MISO
RESET
D13/SCK
+5V
1 2
3 4
5 6
ICSP
R10 1k
R11 1k
A0
A1
A2
R12
10k
+5v
1
1
J16
Component_1
1
1
J17
Component_1
D5
A3
C11
12pF
C12
12pF
Y1
32.768K
D2
MBR0520