Electrical schematics UM1472
36/42 DocID022256 Rev 4
Figure 12. ST-LINK/V2 (SWD only)
STMicroelectronics
Title:
Number: Rev: Sheet of
C.1(PCB.SCH)
Date:
5/24/2013
C6
20pF
C9
20pF
1 2
X1
8MHz
3V
USB_DM
USB_DP
STM_RST
T_JTCK
T_JTCK
T_JTDO
T_JTDI
T_JTMS
STM_JTMS
STM_JTCK
OSC_IN
OSC_OUT
T_NRST
R19 4K7
R20 4K7
AIN_1
C11
100nF
R18
100K
R7
100K
3V
3V
3V
SWIM_IN
SWIM_IN
SWIM_IN
SWIM
SWIM
SWIM_RST_IN
SWIM_RST
MB997 2 6
STM32F4DISCOVERY ST-LINK/V2 (SWD only)
USB_DM
USB_DP
3V
R9 1K5
R10 0
USB
R8 100K
VCC
1
D-
2
D+
3
ID
4
GND
5
SHELL
0
CN1
5075BMR-05-SM
U5V
COM
5VU5V
3V
R14
1K
PWR
LD2
RED
5V
JP3
Wired on Solder Side
JP2
C8
100nF
C12
100nF
C10
100nF
C7
100nF
3V
Jumpers ON --> DISCOVERY Selected
Jumpers OFF --> ST-LINK Selected
VBAT
1
PA7
17
PC13
2
PA12
33
PC14
3
PB0
18
PC15
4
JTMS/SWDIO
34
OSCIN
5
PB1
19
OSCOUT
6
VSS_2
35
NRST
7
PB2/BOOT 1
20
VSSA
8
VDD_2
36
VDDA
9
PB10
21
PA0
10
JTCK/SWCLK
37
PA1
11
PB11
22
PA2
12
PA15/JTDI
38
PA3
13
VSS_1
23
PA4
14
PB3/JTDO
39
PA5
15
VDD_1
24
PA6
16
PB4/JNTRST
40
PB12
25
PB5
41
PB13
26
PB6
42
PB14
27
PB7
43
PB15
28
BOOT0
44
PA8
29
PB8
45
PA9
30
PB9
46
PA10
31
VSS_3
47
PA11
32
VDD_3
48
U2
STM32F103C8T6
Board Ident: PC13=0
T_JTCK
T_JTMS
SWD
3V
1
2
3
4
CN3
SB3 SB2
SB5 SB4
SB7 SB6
SB9 SB8
STM_JTMS
STM_JTCK
SWCLK
SWDIO
SWD
RESERVED
DEFAULT
3V
T_SWDIO_IN
T_SWO
LED_STLINK
LED_STLINK
3V
R4
100
R3
100
R1
0
Red
_Green
2 1
3 4
LD1
LD_BICOLOR_CMS
R12
22
R15
22
R5 10K
R6 10K
PA13
PA14
TCK/SWCLK
TMS/SWDIO
VDD
SB17
3V
R13
10K
R11 0
Not Fitted
MCO
C1
1μF_X5R_0603
C5
10nF_X7R_0603
C3
1μF_X5R_0603
C2
100nF
C4
100nF
MCO
Not Fitted
T_JRST
R69
100
1
2
3
4
5
6
CN2
Header 6
R2
100
AIN_1
T_NRST
T_SWO
NRST
PB3
R16
22
R17
22
SB11
SB12
T_NRST
T_SWO
Not Fitted
SB10
RC Must be very close to STM32F103 pin 29
2V5
C20
1μF_X5R_0603
C13
10nF_X7R_0603
C17
1μF_X5R_0603
C19
100nF
C18
100nF
51
2
GND
3
4
BYPASS
INH
Vin Vout
U3 LD3985M25R
JP1
51
2
GND
3
4
BYPASS
INH
Vin Vout
U1 LD3985M33R
D1
BAT60JFILM
D3
BAT60JFILM
D2
BAT60JFILM
R68
100
C61
20pF
SB on Solder Side under JP
Idd
5V
EXT_5V, Input or Output OUT_3V, Only Output
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