STMicroelectronics STM32L476G-EVAL - Figure 56. ST-LINK;V2-1 Schematic Diagram

UM1855 Schematic diagrams
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Figure 56. ST-LINK/V2-1 schematic diagram
25 25
ST_LINK
MB1144 B-02
6/24/2015
Title:
Size: Reference:
Date: Sheet: of
A3
Revision:
STM32L476G-EVAL
Project:
VBAT
1
PC13
2
PC14
3
PC15
4
OSC_IN
5
OSC_OUT
6
/RST
7
VSSA
8
VDDA
9
PA0
10
PA1
11
U2_TX
12
U2_RX
13
U2_CK
14
S1_CK
15
S1_MISO
16
S1_MOSI
17
PB0
18
PB1
19
PB2/BOOT1
20
PB10
21
VSS_1
23
VDD_1
24
PB12
25
PB11
22
S2_CK
26
S2_MISO
27
S2_MOSI
28
PA8
29
PA9
30
PA10
31
PA11
32
PA12
33
JTMS
34
VSS_2
35
VDD_2
36
JTCK
37
JTDI
38
JTDO
39
JNRST
40
PB5
41
PB6
42
PB7
43
BOOT0
44
PB8
45
PB9
46
VSS_3
47
VDD_3
48
U23
STM32F103CBT6
1 2
X3
8MHz
STL_USB_DM
STL_USB_DP
STM_RST
T_JTCK
T_JTCK
T_JTDO T_JTDI
T_JTMS
STM_JTMS_SW DIO
STM_JTCK_SWCLK
LED_STLINK
OSC_IN
OSC_OUT
T_NRST T_JRST
LED_STLINK
T_JTCK
T_JTDI
T_JTDO
T_NRST
T_JTMS
T_JRST
R186
4K7
R183
4K7
AIN_1
C91
100nF
R181
100K
VDD
AIN_1
STL_USB_DM
STL_USB_DP
C93
100nF
C87
100nF
C86
100nF
C94
100nF
R180 22
R179 22
MCU
USB
STM_JTMS_SW DIO
STM_JTCK_SWCLK
VUSB_ST_LINK
C95
100nF
C92
100nF
TDI
TRST
TMS/SWDIO
TCK/SWCLK
TDO/SWO
RESET#
SWIM_PU_CTRL
R168
100K
VccA
1
A1
2
A2
3
GND
4
DIR
5
B2
6
B1
7
VccB
8
U24
SN74LVC2T45DCUT
VDD
T_SWO
T_SWDIO_IN
T_SWDIO_IN
T_SWO
R177
1.5K
R167
10K
R171
36K
R174
[N/A]
R172
10K
R187
100K
MCO
21
4 3
Red Yellow
LD8
HSMF-A201-A00J1
R253
100
R254
100
R252
0
LPUART_RX_3V3
PWR_EXT
PG8
LPUART_TX
PG7
R188
0
R169 2K2
JP18
Header 2X1
GND+5V
R173
100
USB_ REN UMn
USB_RENUMn
51
2
GND
3
4
BYPASS
INH
Vin Vout
U20
LD3985M33R
C82 10nF
GNDGND
GND
+3V3_STLINK
+3V3_STLINK
+3V3_STLINK
+3V3_STLINK
+3V3_STLINK
+3V3_STLINK +3V3_STLINK
+3V3_STLINK
+3V3_STLINK
+3V3_STLINK
+3V3_STLINK
+3V3_STLINK
PWR_ENn
VUSB_ST_LINK
R170 4K7
C80
1uF
C81
1uF
C89
20pF
C88
20pF
VCCA
1
A1
2
A2
3
GND
4
DIR
5
B2
6
B1
7
VCCB
8
U25
SN74LVC2T45DCUT
VDD
VDD
C97
100nF
C96
100nF
R193
100K
R190
100K
3
1
2
T4
9013-SOT23
transistor pins numbers follow
SOT23 JEDEC standard,
+3V3_STLINK
R189
0
STLINK virtual comport using LPUART:
R182/R187 not fitted, R58/R178
fitted.
D5
BAT60JFILM
D6
BAT60JFILM
D7
BAT60JFILM
D8
BAT60JFILM
U5V
D5V
E5V
VUSB_ST_LINK
1 2
3 4
5
CN16
[N/A]
VCC
1
D-
2
D+
3
GND
4
SHELL
6
SHELL
5
CN17
USB-t yp eB connector
TP19
Power Switch to supply +5V
from STLINK USB
IN
1
IN
2
ON
3
GND
4
SET
5
OUT
6
OUT
7
FAULT
8
U37
ST890CDR
U5V_STLINK
R110 100K
R262
10K
C143
100nF
output current limitation : 60 0mA
VUSB_ST_LINK
R184
2K2
1 2
LD9
Red
R268
1K
C145
100nF