STMicroelectronics STM32G081B-EVAL User Manual page 58

+3V3_ST_LINK
+5V
C20 C13 C15 C21
100nF 100nF 100nF 100nF
+3V3_ST_LINK
+3V3_ST_LINK
Board Ident: PC13=0
C18 C19
R25 R24
10pF 10pF
X1
1 2 [N/A] 10K 1
+3V3_ST_LINK 2
NX3225GD-8.000M-EXS00A-CG04874 3
R17 SWIM_PU_CTRL 4
100K 5
OSC_IN
6
OSC_OUT
7
STM_RST
+3V3_ST_LINK 8
9
SB6 C16 R14 4.7K AIN_1 10
VDD
100nF 11
R15 4.7K 12
JP7
PC11
STLK_TX
CN3
TX
[N/A]
RX
PC10 SB3 STLINK_RX
STLK_RX
USB ST-LINK
VUSB_ST_LINK
CN6 Diff Pair 90ohm
1
VBUS
2
DM
3
DP
4
ID
5
GND
R19
U3 Diff Pair 90ohm
100K
6 1
Shield I/O1
7 2
Shield GND Vbus
8 3
Shield I/O2
9
Shield
10 USBLC6-2SC6
EXP
11
EXP
1050170001
Figure 38. STM32G081B-EVAL ST-LINK V2-1
D1
R28 R27
2.7K 4.7K
BAT60JFILM
JP5
R23
100K
U2
STM32F103CBT6
+3V3_ST_LINK
36
VBAT VDD_2
35
PC13 VSS_2
34
STM_JTMS_SWDIO
PC14 JTMS/SWDIO
33
STL_USB_DP
PC15 PA12
32
STL_USB_DM
OSCIN PA11
31
T_SWO
OSCOUT PA10
30
LED_STLINK
NRST PA9
29 MCO
VSSA PA8
28 PWR_ENn
VDDA PB15
27 T_JTMS
PA0 PB14
26 T_JTCK
PA1 PB13
25 T_SWDIO_IN
PA2 PB12
+3V3_ST_LINK
LED_STLINK
COM
TP2
R16 PB10
100K
i
STL_USB_DM
STL_USB_DP
VUSB_ST_LINK
i
+3V3_ST_LINK
R18
6
I/O1
1.5K
5
VUSB_ST_LINK
4 T1 1
I/O2
9013
C17
100nF
D10
E5V
PWR
BAT60JFILM
D3
D5V
BAT60JFILM U4
D2 1
VUSB_ST_LINK Vin
BAT60JFILM 3
EN
C26
GND
1uF_X5R_0603
C27
100nF
U4 can be replaced by LD3985M33R
VUSB_ST_LINK
R33
1K 1 2
C28
LD5
4.7uF
R31 100K
Red
U5
2
GND FAULT
5
IN OUT
4
EN
STMPS2141STR
R32
10K
Power Switch to supply +5V
from STLINK USB
R35 R36
100 100
Red Yellow
LD6
HSMF-A201-A00J1
R37
0
+3V3_ST_LINK
+3V3_ST_LINK
CN7
STM_JTMS_SWDIO
1 2
STM_JTCK_SWCLK
3 4
R21
5
10K
SWD
R22 100 USB_RENUMn [N/A]
R20
36K
LDK120M33R +3V3_ST_LINK
5
Vout
C23
BYPASS
1uF_X5R_0603
C24 C22
10nF_X7R_0603 100nF
U5V_ST_LINK
SB7
C25
100nF
3
1
PA13
T_SWDIO_IN
T_SWDIO_IN
PA13
T_JTMS
TMS/SWDIO
T_NRST
RESET#
PA14
T_JTCK
TCK/SWCLK
Title: ST_LINK_V2-1
Project: STM32G081B-EVAL Mother board
Variant: Variant name is not interpreted until output
Revision: B 01 - Reference: MB1350
Size: A4 Date: 31-AUG-17 Sheet: 11 of 12