Connectors
UM2140
26/48
UM2140 Rev 3
6.3.2 P1
STMod+
connector
STMod+ connector is 2x10 pins with 2.0 mm pitch and right angle female connector.
Figure 15. P1 STMod+ connector
Table 10. GPIO assignment for STMod+ pins
I/O
Name
Pin number
Name
I/O
PI0 / PF9
NSS2 / CTS7
1
11
INT
PB11
PI3 / PF7
MOSI2p / TX7
2
12
RESET
PF11
PI2 / PF6
MISO2p / RX7
3
13
ADC1_IN14
PC4
(1)
1. Exclusive use: ARDUINO
®
or STMod+.
PI1 / PF8
SCK2 / RTS7
4
14
TIM3_CH3
PB0
-
GND
5
15
5 V
-
-
5 V
6
16
GND
-
PH4
(2)
2. Shared between ARDUINO
®
and STMod+.
SCL2
7
17
TX4p
PH13
PC3
MOSI2s
8
18
RX4p
PH14
PC2
MISO2s
9
19
PWM
PA15
SDA2
10
20
RX4s
PC11
Table 11. STMod+: SPI/UART configuration selection
Pin name
STMod+ SPI
STMod+ UART
STMod+ UART and SPI
(1)
PMOD_SEL_0 (PH15)
0
1
1
PMOD_SEL_1 (PI10)
0
1
0
PMOD#1
NSS
CTS
NSS
PMOD#2
MOSIp
TX
TX
PMOD#3
MISOp
RX
RX