Figure 9. Mcu - ST STM32 NUCLEO-F042K6 User Manual

SB17
A0 PA0
VCP_TX
A1 PA1
A7 PA2
A2 PA3
A3 PA4
A4 PA5
A5 PA6
A6 PA7
D9 PA8
D1
PA9
D0 PA10
D10 PA11
D2 PA12
PA13
SWDIO
PA14
SWCLK
PA15
VCP_RX
SB4
MCO
D7 PF0 /PC14 SB6
C12
SB5 SB5
4.3pF 4.3pF
closed for L021, L031,L433
X1 X1
open for F042,F031,F303
NX3215SA-32.768K-EXS00A-MU00525 NX3215SA-32.768K-EXS0 0
C13 C13
SB7 SB7
4.3pF
D8 PF1 /PC15 SB8
U6
VIN LD1117S50TR
3 2
Vin Vout
4
Tab
C22
C25
10uF(25V)
10uF
D3
E5V
STPS2L30A
U3
D4
U5V_ST_LINK +5V LD39050PU33R
6
VI PG
BAT60JFILM R22 1
EN VO
1K C14
1uF_X5R_0603
NC
LD2 C8
RED 100nF

Figure 9. MCU

U2
6 14 PB0 D3
PA0 PB0
7 15 PB1 D6
PA1 PB1/NPOR
8 16 SB11
PA2 PB2/VSS2
9 26 PB3 D13
PA3 PB3
10 27 PB4 D12
PA4 PB4
11 28 PB5 D11
PA5 PB5
12 29 PB6 D5
PA6 PB6
13 30 PB7 D4
PA7 PB7
18 32 SB13
PA8 PB8/VSS3
19
PA9
20
PA10
21 1
PA11 VDD3
22 17
PA12 VDD2/VDD_USB
23 AVDD
PA13
24 5 L1 SB10
PA14 VDDA/VREF+
25 BEAD
PA15
4 NRST
NRST
2
PF0/PC14
3 31
PF1/PC15 BOOT0/PB8/PH3
SB12 BOOT0
MCU_LQFP32/QFN32
E5V
VO +3V3
3
4 SB14 JP1
5 PH127H10102JNG-2/3/1.5
C9 C10
1uF_X5R_0603 100nF
VDD
C7
100nF
VDD
B1
KSS221G
C11
R21
10K
100nF
NRST
Extension connectors
CN3 CN4
D1
PA9
1 1
D0 PA10
2 2
NRST NRST
3 3
4 4
D2 PA12 PA2
5 5
D3 PB0 PA7
6 6
D4 PB7 PA6
7 7
D5 PB6 PA5
8 8
D6 PB1 PA4
9 9
D7 PF0 PA3
10 10
D8
PF1 PA1
11 11
D9 PA8 PA0
12 12
D10 PA11
13 13
D11 PB5
14 14
D12 PB4 PB3
15 15
Header 15X1_male Header 15X1_male
VDD
MCU
Title:
Project:
Size: A4
Date: 10/12/2015
AVDD
C23 C24
100nF 100nF
VIN +5V +3V3
A7
A6
A5 SB16 PB6
A4 SB18 PB7
A3
A2 AVDD
A1
A0
AREF
D13
LD3
SB15
Green
R23
510
NUCLEO32
Reference: MB1180 Revision: C.2
Sheet: 2 of 3