Data Sheet
Table Of Contents
Func-
tions"
class
1/2
lun
e"
PAD
na
me
Functions
De-
fault
func-
tion"
(mod
em
only
mode
)
Nam
e
pins
MCU
Re-
set/"
Boot
Mod
e
JTAG/
SW
USAR
T1
USAR
T2
SPI1
I2C1
ADC
WKU
P
GPIO
"
Mo-
dem_-
JTAG
12
JTMS-SWDAT
JTMS
-
SW-
DAT
PA1
3
"
JTAG/
SW
"
"
"
"
"
"
GPIO
#1
11
JTCK-SWCLK
JTCK
-
SW-
CLK
PA1
4
"
"
"
"
"
"
"
GPIO
#2
10
JTDI
JTDI
PA1
5
"
"
"
"
"
"
"
GPIO
#3
9
JTDO
JTDO
PB3
"
"
"
"
"
"
"
GPIO
#4
8
NJTRST
NJ-
TRST
PB4
"
"
"
"
"
"
"
GPIO
#5
Modem!
PWRUP
2
NRST
NRST
NRS
T
NRE-
SET
"
"
"
"
"
"
"
"
5
NC
NC
BOO
T0
BOO
T0
"
"
"
"
"
"
"
"
Sensors
pins
25
WKUP1/RTC_TAMP2/"
TIM2_CH1_ETR/
TIM5_CH1/"
USART2_CTS/
ADC_IN0/"
COMP1_INP
"
PA0
"
"
"
USAR
T#2
"
"
ADC
#1
WKUP
#1
GPIO
#6
26
USART2_RTS/
ADC_IN1/"
TIM2_CH2/LCD_-
SEG0/"
COMP1_INP
"
PA1
!
"
"
"
"
ADC
#2
"
GPIO
#7
24
TIM2_CH3/TIM5_-
CH3/"
TIM9_CH1/
USART2_TX/"
LCD_SEG1/ADC_IN2/"
COMP1_INP/
OPAMP1_VINM
"
PA2
"
"
"
USAR
T#2
"
"
ADC
#3
"
GPIO
#8
15