Data Sheet

ISM4343 Specification
DOC-DS-20074-5.3
Inventek Systems
Page 22
Pin No.
Type
Pin Definition
Descriptions
32
I/O
RES
GPIO, see section
33
I
BOOT 0
Enable On-Board Microcontroller Boot Loader
(See STM32F412 BOOT0 specification)
34
I
RSTN
Reset (See STM32F412 NRST specification)
35
G
GND
Ground
36
G
GND
Ground
37
G
GND
Ground
38
G
GND
Ground
39
G
GND
Ground
40
G
GND
Ground
41
G
GND
Ground
42
G
GND
Ground
43
G
GND
Ground
44
G
GND
Ground
o Reserved Pins
Pins currently available for designs using the WICED-SDK only.
Pin No.
Type
Pin Definition
Descriptions
30
I/O
GPIO15
Alternate Function: STM32F412, PB15
31
I/O
GPIO14
Alternate Function: STM32F412, PB14
32
I/O
GPIO13
Alternate Function: STM32F412, PB13
o +10 Pins Internal Pads
Pins currently available for designs using the WICED-SDK and SPI4 with AT Commands.
Pin No.
Type
Pin Definition
Descriptions
45
I/O
GPIOA
Alternate Function: STM32F412, PA2
46
I/O
GPIOB
Alternate Function: STM32F412, PA1
47
I/O
GPIOC
Alternate Function: STM32F412, PB10
48
I/O
GPIOD
Alternate Function: STM32F412, PC3
49
I/O
GPIOE
Alternate Function: STM32F412, PB11
50
I/O
GPIOF
Alternate Function: STM32F412, PB12
51
I/O
GPIOG / SPI4_NSS
Alternate Function: STM32F412, PE11
52
I/O
GPIOH / SPI4 SCK
Alternate Function: STM32F412, PE12
53
I/O
GPIOJ / SPI4 MISO
Alternate Function: STM32F412, PE13
54
I/O
GPIOK / SPI4 MOSI
Alternate Function: STM32F412, PE14