
7.4
STDC14/MIPI
‑
10 connector
7.4.1
Description
CN18 5x2-pin 1.27 mm pitch header connector compatible with STDC14 can output JTAG signals used for
debugging.
The CN18 footprint supports the STDC14 interface and also the MIPI
‑
10 interface. By default, only a MIPI
‑
10
connector is present.
describes the hardware configuration for the STDC14 function.
Table 6.
Hardware I/O configuration for the CN18 STDC14 connector
I/O
Solder
bridge
Comment
PA9
-
-
PA9 is used as USART1_TX, it is connected to T_VCP_RX.
PA10
-
-
PA10 is used as USART1_RX, it is connected to T_VCP_TX.
PA13
-
-
PA13 is connected to JTAG JTMS or SWD SWDIO.
PA14
-
-
PA14 is connected to JTAG JTCK or SWD SWCLK.
PA15
SB15
ON
PA15 is connected to JTAG JTDI.
OFF
PA15 is NOT connected to JTAG.
PA15 can be used for UCPB.
PB3
SB114
ON
PB3 is connected to JTAG JTDO or SWD SWO.
OFF
PB3 is NOT connected to JTAG or SWD.
PB3 can be used for Audio MEMS
NRST
ON
NRST is used to reset the target.
1. The default configuration is in bold.
STM32U575I-EV
STDC14/MIPI
‑
10 connector
UM2854
-
Rev 1
page 15/105