ST UM2967 User Manual

SB name
Status
(1)
Function Comment
SB38
ON
UCPD.CC1 connection to
PA15
UCPD.ADC1 connection to PA15 (needs SB43)
OFF UCPD.ADC1 is not connected to PA15
SB39
ON
VCC_eMMC connection
Connect VCC_eMMC to VDD
OFF Isolate VCC_eMMC from VDD
SB40
ON
UCPD.CC2 connection to
PB15
UCPD.ADC2 connection to PB15 (needs SB46)
OFF UCPD.ADC2 is not connected to PB15
SB41
ON
VCC_eMMC connection
Connect VCC_eMMC to 3V3
OFF Isolate VCC_eMMC from 3V3
SB42
ON
PA15 connection to T.JTDI
Connect PA15 to T.JTDI
OFF Isolate PA15 from T.JTDI
SB43
ON
PA15 connection to
UCPD.CC1
Connect PA15 to UCPD.CC1
OFF Isolate PA15 from UCPD.CC1
SB44
ON
VCCQ_eMMC connection
Connect VCCQ_eMMC to VDD
OFF
Isolate VCCQ_eMMC from VDD
SB45
ON
SDMMC2_D1 connection
to CN9
Connect SDMMC2_D1 (PB15) to CN9
OFF Isolate SDMMC2_D1 (PB15) from CN9
SB46
ON
PB15 connection to
UCPD.CC2
Connect PB15 to UCPD.CC2
OFF Isolate PB15 from UCPD.CC2
SB47
ON
VDD_HEXASPI
connection
Connect VDD_HEXASPIto VDD
OFF Isolate VDD_HEXASPI from VDD
SB48
ON
PB10 connection to CN9
Connect USART3_TX (PB10) to CN9
OFF Isolate USART3_TX (PB10) from CN9
SB49
ON
1V8_LCD connection
Connect 1V8_LCD to 1V8 to shunt the switch
OFF Let 1V8_LCD driven by the switch
SB50
ON
I2C5 pull-ups connection
Connect I2C5 pull-ups to VDD_LCD
OFF Isolate I2C5 pull-ups from VDD_LCD
SB51
ON
VDD_LCD connection
VDD_LCD is connected to 1V8 to shunt the switch
OFF Let VDD_LCD driven by the switch
SB52
ON
5V_LCD connection
5V_LCD is connected to 5V to shunt the switch
OFF 5V_LCD is driven by the switch
SB53
ON
3V3_LCD connection
3V3_LCD is connected to 3V3 to shunt the switch
OFF Let 3V3_LCD driven by the switch
SB54
ON
5V connection on CN9
5V connected on CN9
OFF 5V not connected on CN9
SB55
ON
VREFP connection to
CN10
Connect VREFP supply to CN10
OFF VREFP is not connected to CN10
SB56
ON
IOREF (VDD) connection
to CN9
Connect IOREF (VDD) to CN9
OFF Isolate IOREF (VDD) from CN9
SB57
ON
UCPD.ADC2 (PF15)
connection to USB-C
UCPD.ADC2 (PF15) is connected to USB-C
OFF UCPD.ADC2 (PF15) is not connected to USB-C
UM2967
Solder bridges
UM2967 - Rev 1
page 52/68

ST UM2967 Specifications

General

Brand	ST
Model	UM2967
Category	Computer Hardware
Language	English