Waveshare Open32L-D Standard

Description :
open32 F0-d is an STM32 development board designed for the St Official Tool STM32 F0DISCOVERY, which features : the stm32 F051r8t6 microcontroller Onboard.
The open32 F0-d supports further expansion with various optional accessory for specific application tableaux blancs. The modulaire and open design makes it the ideal for starting application development with stm32 F0 Series Microcontrollers.
What's on the Mother Board
STM32 F0DISCOVERY Socket : for easily connecting The STM32 F0DISCOVERY
8i/os + DAC + ADC Interface : for connecting accessory boards such buttons, plantaire, Ad/DA Module etc.
usart2 Interface : easily connects to RS232, RS485, USB to 232, etc.
SPI1/spi2 Interface : easily connects to SPI peripherals such as (AT45DBXX Dataflash Module), SD Card, MP3, etc.
Connector : for connecting Touch Screen LCD
usart1 Interface : easily connects to RS232, RS485, USB to 232, etc.
I2 C1/i2 C2 Interface : easily connects to I2 C peripherals such as I/O Expander (PCF8574), Fram (fm24clxx), etc.
Interface I2S/I2 C1 : easily connects to I2S peripherals such as audio Module, etc.
TO-92 package) (one-wire Interface : easily connects to one-wire devices, such as (temperature sensor DS18B20), electronic Registration number (DS2401), etc.
5 V/3.3 Power Input/Output : usually used as Power Output, également common-grounding with other user board
5 V DC jack
MCU Pins : All the MCU I/O ports are accessible on expansion connectors for further expansion
SWD interface : for debugging/Programming
Joystick Jumper
Short The Jumper to connect the Joystick to default I/Os used in example code
Open the jumper to connect the Joystick to custom I/Os via cavalier wires
Boot mode switch : for Configuring boot0 Pin
Power Switch
Power indicator
Joystick : Five positions