X-NUCLEO-IDB05A2 Schematic diagrams version 1 | sheet 1
Figure 1: X-NUCLEO-IDB05A2 circuit schematic - ST morpho and Arduino UNO R3 connectors
2
PA1
PC6
PC2
PA9
34
7
GND
PB8
IOREF
PA8
6
GND
PA7
26
PB11/NC
GND
PA4
17
20
4
33
VIN
CN5
HEADER 10
7
Pass-Through: Female on
Bottom and Male on Top
Pass-Through: Female on
Bottom and Male on Top
Pass-Through:
Male on Bottom
and Female on
Top
Pass-Through:
Male on Bottom
and Female on
Top
Pass-Through:
Male on Bottom
and Female on
Top
Pass-Through:
Male on Bottom
and Female on
Top
7
PB9
36
6
7
13
NC/PF6
GND
PC12
20
2
PA7
1
PA13
PD8
24
E5V
6
PC9
PB1
PA3
PA10
PB10
PB6
PA5
PB15
PB8
28
1
RESET
12
27
8
9
25
4
11
5
PA4
PC8
32
VLCD/VBAT
5
PC10
RESET
14
PB4
PB12
NC/
PB10
38
5
CN9
HEADER 8
PB7
9
NC/PF4
GND
AGND
32
GND
PA1
19
5
PA0
8
PA5
38
4
8
3
BOOT0
10
37
22
2
3
PB6
PA14
30
18
U5V
26
VIN
3
PD2
PB5
PC0
PB2
PC7
PC0
NC/PF5
31
30
PA2
+3V3
29 29
21
10
11
27
1
9
4
NC/
PA3
6
35
CN10
HEADER 19x2
16
+3V3
PA9
4
PA11
PB4
36
PH1/PF1/PD1
PC13
PC1
NC/
PC15
33
AVDD
PB13
CN6
HEADER 8
PC1
16
2
5
GND
10
1 2
19
21
37
PC5
PC3
PC7
8
3
28
+5V
PC11
PB3
PB9
GND
7
PA15
PA6
PC4
24
PA10
+5V
22
23
31
1
2
Left morpho connector
AVDD
5
8
6
15
PA0
PA2
4
18
VDD
PB5
NC/PF7
1
PA12
GND
CN7
HEADER 19x2
PC14
PB0
IOREF
PH0/PF0/PD0
PB3
25
PA8
PA6
PB14
CN8
HEADER 6
PB0
13 14
34
6
12
17
3
35
23
3
15
Right morpho connector
Left Arduino connector
Right Arduino connector
Figure 2: X-NUCLEO-IDB05A2 circuit schematic - STM32 Nucleo connections
PA5
GND
1
+3V3
SMD 0805
PA9
2
CSN
R70
CLK
SMD 0805
R80
PB6
R10
SMD 0805
nS
Not mounted
Not mounted
Not mounted
J1
HEADER 1x2
MOSI
SMD 0805
IRQ
CSN
IRQ CLK
RST
R30
SMD 0805
R40
SMD 0805
PB3
3V3
R60
SMD 0805
PA6
R20
PA1
PA0
PC7
PA8
PA7
MISO
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X-NUCLEO-IDB05A2 Schematic diagrams version 1 | sheet 2
Figure 3: X-NUCLEO-IDB05A2 circuit schematic - BlueNRG-M0A module
SMD 0805
VDD
MOSI
2
ANT.
CLK
1
SMD 0805
VDD
11
RST
NC1
MISOIRQ
SMD 0805
SPI_IRQ
R11 10k
9
2
SPI_MOSINC2
16V
SMD 0402
R10 10k
SPI_CLK
7
4
6
GND
C2
1µF
R9
47k
1
EXT_LPCLK
SPI_CS
10
SPI_MISO
5
VIN
U1
BLUENRG-M0A
CSN
Figure 4: X-NUCLEO-IDB05A2 circuit schematic - EEPROM
2
1
C1
100nF
2
16V
SMD 0402
5
MISO
D
Q
R12
100k
6
7
4
GND
nS
3V3
1
2
9
/HOLD
U2
M95640-RMC6TG
2
GND
GND
MOSI
3
/W
CLK
E_PAD
GND
/S
1
C
R5
100k
SMD 0805
1
SMD 0805
8
VCC
All information on this page is subject to the Evaluation Board License Agreement included in this document Page 2 of 5