MCU 32-bit ARM Cortex M3 RISC 64KB Flash 2.5V/3.3V 48-Pin LQFP Tray
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The STM32 also known as Black Pill is one of the most vital microcontrollers used in embedded systems due to its properties such as high performance and low cost.
STM32 Blue Pill vs Black Pill Microcontroller Boards
The STM32F103C8T6 plays the role of the base in the black pill which is a powerful microcontroller belonging to the microcontroller family of the STM32. The Black Pill is a very popular microcontroller among several professionals due to its variety of applications low cost and high performance ability in different projects. As well as the hobbyists also like its compact size, low cost, and ease of use properties. In this article, we will explain in detail the pinout details, data sheets, and projects.

The Pinout:
The following table illustrates the points in detail for the Black Pill microcontroller.

Key Features of Black Pill:
(I). Core:
Being a STM32 microcontroller the black pill belongs to the F1 or F4 series. Just like its other variants offering great performance and efficiency the Black Pill is equipped with the ARM Cortex-M3 process as well as Cortex M4. Commonly, the black pill boards use variant (STM32F411CEU6), by using it provides us with many options of peripheral components as well as a clock speed of up to 100MHz.
(II). Size:
The size of a black pill is just about 53mm x 22mm, making the black pill one of the most compact size microcontrollers, and it's one of the most appealing features in the Black pill microcontroller. Whenever we face the problem of not having enough space in a system the black pill is small enough to be easily integrated into the system. This makes Black Pill a highly adaptable microcontroller in many industrial applications and provides several GPIO pins.
(III). Memory:
The SRAM memory of the Black Pill microcontroller is 128KB and the flash memory has a value up to 512 KB. This value of memory is enough to support different types of embedded applications. In case we require additional for some specific applications this board also supports an external memory interface.
(IV). Peripherals:
A wide range of peripherals are offered by the Black Pill microcontroller for different applications. The connectivity of different types of actuators, sensors, and other peripheral devices is easy as compared to the other microcontrollers due to these mentioned properties of Black Pill. The availability of a USB OTG in Black Pill microcontroller provides us with further expansion of its variety of applications because it can accommodate a USB host or device easily.
(V). Power Supply:
Through multiple methods of supplying power such as the battery, external power supply, or even a USB, an STM32 Black Pill can be powered. Due to these multiple options available for supplying power, this microcontroller is most suitable for both stationary as well as portable applications. The projects involved battery-operated projects require low battery consumption the black pill has relatively low power consumption.
(VI). Development:
Whenever we require a microcontroller under a robust development environment the ecosystem STM32 black pill provides can be a good choice. Including a graphical configuration, IDE (integrated development environment, comprehensive set of software libraries provide us with a comprehensive development platform. In an embedded system program, many learning curves are involved that can be reduced by these aforementioned methodologies in microcontrollers to perform different functions.
(VII). Customer Support:
For beginner and advanced-level users the Black Pill has active and larger community support around the globe. This community has developed a wealth of tutorials, libraries, and projects for their invaluable support to beginners and advanced users. The issues that may arise during the design and implementation of different phases can be resolved with the help of community resources so community resources accelerate the development process.
Specs of a Black Pill microcontroller:
The table below illustrates the vital specifications of a Black Pill microcontroller

Applications of Black Pill:
The Black Pill offers a variety of applications at domestic commercial and industrial levels which involves complex projects such as IoT (Internet of Things) and drones to simple projects like the blinking of an LED. For the compactness and performance required in the projects, the small size makes it ideal for this purpose due to its power and extensive peripheral support.
IoT (Internet of Things)
The black pill can serve as a node in larger networks involved in the world of the Internet of Things (IoT), These networks over Wi-Fi or Bluetooth gather data with the help of sensors and communicate with other attached devices. For projects where we require low power consumption in different applications, the black pill is an excellent choice due to its low power consumption ability.
Automation:
The HMIs, PLCs, and industrial robots play a vital role in the filed of industry for making industrial projects easy, faster, and more efficient. These microcontrollers are used at larger scales for industrial automation for their high performance and stability. These properties make the Black Pill an excellent choice for industrial automation. With the integration of such microcontrollers in industry industrial processes and tasks cane be controlled and monitored with great ease.
Electronics:
The revolution in smart home appliances has revolutionized society with comfort and ease in daily tasks with modern-day electronic devices, which are automated and easy to operate. The smart home appliances operate at lower power and the low power operational ability of the black pill micro controller makes it a suitable choice for smart home appliances such as smart watches, automatic vacuum clears, and VRIs.
Medical:
Recolution in the medical field and its importance in human life is a very important factor in life, with the help of microcontrollers the availability of smart portable devices has made life human essay in numerous ways. Devices such as portable glucose meters and drug injection pumps are equipped with black pill microcontrollers because of their lower power consumption and precision. These controllers provide accurate data after monitoring the human body and control the equipment with great precision which is very important in many life-saving medical equipment and processes.
Lifecycle Status
ACTIVE (Last Updated: 7 months ago)
Factory Lead Time
10 Weeks
Mount
Surface Mount
Mounting Type
Surface Mount
Package / Case
48-LQFP
Number of Pins
48
Manufacturer Package Identifier
ai14911d
Data Converters
A/D 10x12b
Number of I/Os
37
Watchdog Timers
Yes
Operating Temperature
-40°C~85°C TA
Packaging
Tray
Series
STM32F1
JESD-609 Code
e4
Part Status
Active
Moisture Sensitivity Level (MSL)
3 (168 Hours)
Number of Terminations
48
Termination
SMD/SMT
Terminal Finish
Nickel/Palladium/Gold (Ni/Pd/Au)
Max Power Dissipation
363mW
Terminal Position
QUAD
Terminal Form
GULL WING
Peak Reflow Temperature (Cel)
260
Supply Voltage
3.3V
Terminal Pitch
0.5mm
Frequency
72MHz
Time@Peak Reflow Temperature-Max (s)
30
Base Part Number
STM32F103
Pin Count
48
Operating Supply Voltage
3.6V
Interface
CAN, I2C, IrDA, LIN, SPI, UART, USART, USB
Memory Size
64kB
Oscillator Type
Internal
RAM Size
20K x 8
Voltage - Supply (Vcc/Vdd)
2V~3.6V
uPs/uCs/Peripheral ICs Type
MICROCONTROLLER, RISC
Number of Bits
32
Core Processor
ARM® Cortex®-M3
Peripherals
DMA, Motor Control PWM, PDR, POR, PVD, PWM, Temp Sensor, WDT
Program Memory Type
FLASH
Core Size
32-Bit
Program Memory Size
64KB 64K x 8
Connectivity
CANbus, I2C, IrDA, LINbus, SPI, UART/USART, USB
Supply Current-Max
50mA
Bit Size
32
Has ADC
YES
DMA Channels
YES
Data Bus Width
32b
Number of Timers/Counters
3
Address Bus Width
32b
Density
512 kb
Core Architecture
ARM
Boundary Scan
YES
Low Power Mode
YES
Format
FIXED POINT
Integrated Cache
NO
Number of ADC Channels
10
Number of External Interrupts
16
Number of PWM Channels
1
Number of I2C Channels
2
Height
1.45mm
Length
7mm
Width
7.2mm
REACH SVHC
No SVHC
Radiation Hardening
No
RoHS Status
ROHS3 Compliant
Lead Free
Lead Free
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Why is the STM32 Black Pill popular among pros?
It's popular because it offers diverse applications, low cost, and high performance. With a powerful core, ample memory, and rich peripherals, it suits complex projects well.
Is the STM32 Black Pill good for battery - powered portables?
Absolutely. It can be powered by batteries and has low power consumption, making it ideal for battery - operated devices that demand power efficiency.