STMicroelectronics STM32G081B-EVAL User Manual page 64

PORT1_CC1
PORT1_CC2
PORT1_DB1
PORT1_DB2
VCONN_EN1
VCONN_EN2
FRS_TX1
FRS_TX2
V_CTL1
V_CTL2
DCDC_EN
VSENSE_DCDC
SOURCE_EN
DISCHARGE_1
DISCHARGE_2
VSENSE_1
ISENSE_1
VSENSE_2
ISENSE_2
ADC input PB11
DCDC_EN=0: Daugher board detection:1.32V
DCDC_EN=1: U18 output measurement:0.43V-3.3V
SB24
U7
DB_DET 6 1
+3V3 S2 D
R120 15K[1%]
5 2
GND VCC
VSENSE_DCDC 4 3
S1 SEL
STG5123
Figure 44. STM32G081B-EVAL UCPD daughterboard top
U_CC & VCONN
CC & VCONN.SchDoc
PORT1_CC1 CON1_CC1
PORT1_CC2 CON1_CC2
PORT1_DB1
PORT1_DB2
VCONN_EN1
VCONN_EN2
FRS_TX1
FRS_TX2
U_SOURCE POWER
SOURCE POWER.SchDoc
V_CTL1
V_CTL2
DCDC_EN
VSENSE_DCDC
U_USB_PD
USB_PD.SchDoc
SOURCE_EN
DISCHARGE_1
DISCHARGE_2
VSENSE_1
ISENSE_1
VSENSE_2
ISENSE_2
Mother board connectors
CN9
PA1 V_CTL2
1
PA15 USB3_DET
2
PB6 I2C_SCL
3
PB7 I2C_SDA
4
5
RESET RESET#
6
PC6
HPD_SOURCE
7
PB13 DISCHARGE_1
8
PB14 DISCHARGE_2
9
PB1 VSENSE_1
10
PB10 ISENSE_1
11
PA3 VSENSE_2
12
PB12 ISENSE_2
13
+3V3 14
15
C38 100nF
16
+3V3 17
VDD 18
DCDC_EN
Header 18X1_Female
R82
[N/A]
VDD
R107 R106
10K 10K
U_PORT1_DP_USB3
PORT1_DP_USB3.SchDoc
HPDIN
1_CC1 HPDIN
USB3_DET
1_CC2 USB3_DET
I2C_SCL
I2C_SCL
I2C_SDA
I2C_SDA
CON1_D+
CON1_D+
CON1_D-
CON1_D-
U_PORT2_DP
PORT2_DP.SchDoc
I2C_SCL
I2C_SDA
RESET#
RESET#
PORT2_CC1
PORT2_CC1
PORT2_CC2
PORT2_CC2
HPD_SOURCE
HPD_SOURCE
CON2_D+
CON2_D+
CON2_D-
CON2_D-
U_POWER
POWER.SchDoc
CN8
PORT1_CC1 PA8
1
PORT1_CC2 PB15
2
PORT1_DB1 PA9
3
PORT1_DB2 PA10
4
5
VCONN_EN1 PD4
6
PB9
VCONN_EN2
7
FRS_TX1 PA2
8
FRS_TX2 PB0
9
10 +5V
HPDIN PB5
11
V_CTL1 PC1
12
PORT2_CC1 PD0
13
PORT2_CC2 PD2
14
SOURCE_EN PD3
15
16 D5V
SB59
17 VDD
18 VDD
Header 18X1_Female
D10
PORT1_CC1 1
PORT1_CC2 3 2
PORT2_CC1 4 5
PORT2_CC2 6
ESDA5V3SC6
RFU
CN10
CON1_D+
1
CON1_D-
2
CON2_D+
3
CON2_D-
4
Header 4X1_Female
+5V +3V3 VDD
C97 C100 C102 C101
100nF 100nF 100nF 100nF
Title: MB1352_TOP
Project: STM32G081B-EVAL USB-C daughter board
Variant: Variant name is not interpreted until output
Revision: C 02 - Reference: MB1352
Size: A4 Date: 3-Aug-18 Sheet: 2 of 10