ST EVALSP320SPLC, User Manual, Page: 23 / 36

UM1509 Connectors
Doc ID 022703 Rev 2 23/36
5.13 MicroSD card connector (CN16)
See also: MicroSD card on page 16 .
Figure 19. MicroSD card connector (CN16) pinout
Table 23. RS-232/UART1 DB9 plug connector (CN15) description
Pin Description Pin Description
1
NC (R81 can interconnect this pin with
pins 4 and 6)
6 Connected to pin 4
2 UART1_RX 7 Connected to pin 8
3 UART1_TX 8 Connected to pin 7
4 Connected to pin 6 9 NC
5 GND
Table 24. MicroSD card connector (CN16) description
Pin Description Pin Description
1 SDAT2 (PL_GPIO45) 6 GND
2 SDAT3 (PL_GPIO46) 7 SDAT0 (PL_GPIO43)
3 SDCMD (PL_CLK4) 8 SDAT1 (PL_GPIO44)
4 +3.3 V (from U15 -single channel power switch) 9 GND
5 SDCLK (PL_CLK2) 10 SDCD (PL_GPIO51)
1 2 3
10
4 5 6 7 8 9