The model STM32F103 CBT6 belongs to STMicroelectronics under the STM32 family of microcontrollers. It is based on the ARM Cortex-M3 processor core.
Package Type:
The STM32F103CBT6 comes in a LQFP-48 (Low-profile Quad Flat Package) with 48 pins.
Detailed Pin Function and Specifications:
Below is a list of all 48 pins with detailed explanations of each pin's function, grouped by their categories:
Pin Number Pin Name Function Description 1 PA0 GPIO, ADC input, TIM2 Channel 1, USART2_RX General-purpose I/O, ADC channel 0, Timer 2 input, USART2 receiver 2 PA1 GPIO, ADC input, TIM2 Channel 2, USART2_TX General-purpose I/O, ADC channel 1, Timer 2 input, USART2 transmitter 3 PA2 GPIO, USART2_TX, TIM2 Channel 3, SPI1 SCK General-purpose I/O, USART2 transmitter, Timer 2 input, SPI1 clock 4 PA3 GPIO, USART2_RX, SPI1 MISO General-purpose I/O, USART2 receiver, SPI1 MISO (Master In Slave Out) 5 PA4 GPIO, SPI1 SS, I2C1 SCL General-purpose I/O, SPI1 slave select, I2C1 clock line 6 PA5 GPIO, SPI1 SCK, TIM2 Channel 1 General-purpose I/O, SPI1 clock, Timer 2 input 7 PA6 GPIO, SPI1 MISO General-purpose I/O, SPI1 MISO (Master In Slave Out) 8 PA7 GPIO, SPI1 MOSI General-purpose I/O, SPI1 MOSI (Master Out Slave In) 9 PA8 GPIO, MCO (Microcontroller clock output) General-purpose I/O, clock output 10 PA9 GPIO, USART1_TX, TIM1 Channel 1 General-purpose I/O, USART1 transmitter, Timer 1 input 11 PA10 GPIO, USART1_RX, TIM1 Channel 2 General-purpose I/O, USART1 receiver, Timer 1 input 12 PA11 GPIO, CAN1 RX, SPI2 MISO General-purpose I/O, CAN1 receive, SPI2 MISO 13 PA12 GPIO, CAN1 TX, SPI2 MOSI General-purpose I/O, CAN1 transmit, SPI2 MOSI 14 PA13 GPIO, JTAG_TDI General-purpose I/O, JTAG test data input 15 PA14 GPIO, JTAG_TDO General-purpose I/O, JTAG test data output 16 PA15 GPIO, JTAG_TMS, SPI1 SS, TIM2 Channel 4 General-purpose I/O, JTAG test mode select, SPI1 slave select, Timer 2 input 17 PB0 GPIO, TIM3 Channel 3, SPI2 MISO General-purpose I/O, Timer 3 input, SPI2 MISO (Master In Slave Out) 18 PB1 GPIO, TIM3 Channel 4, SPI2 MOSI General-purpose I/O, Timer 3 input, SPI2 MOSI (Master Out Slave In) 19 PB2 GPIO, TIM3 Channel 2 General-purpose I/O, Timer 3 input 20 PB3 GPIO, TIM3 Channel 3 General-purpose I/O, Timer 3 input 21 PB4 GPIO, TIM3 Channel 1 General-purpose I/O, Timer 3 input 22 PB5 GPIO, SPI1 SCK General-purpose I/O, SPI1 clock 23 PB6 GPIO, USART1_TX General-purpose I/O, USART1 transmitter 24 PB7 GPIO, USART1_RX General-purpose I/O, USART1 receiver 25 PB8 GPIO, I2C1 SDA General-purpose I/O, I2C1 data line 26 PB9 GPIO, I2C1 SCL General-purpose I/O, I2C1 clock line 27 PC13 GPIO, EXTI Line 13 General-purpose I/O, external interrupt line 13 28 PC14 GPIO, EXTI Line 14 General-purpose I/O, external interrupt line 14 29 PC15 GPIO, EXTI Line 15 General-purpose I/O, external interrupt line 15 30 PD0 GPIO, USART1_RX General-purpose I/O, USART1 receiver 31 PD1 GPIO, USART1_TX General-purpose I/O, USART1 transmitter 32 PD2 GPIO, TIM4 Channel 1 General-purpose I/O, Timer 4 input 33 PD3 GPIO, TIM4 Channel 2 General-purpose I/O, Timer 4 input 34 PD4 GPIO, TIM4 Channel 3 General-purpose I/O, Timer 4 input 35 PD5 GPIO, TIM4 Channel 4 General-purpose I/O, Timer 4 input 36 PD6 GPIO, I2C2 SDA General-purpose I/O, I2C2 data line 37 PD7 GPIO, I2C2 SCL General-purpose I/O, I2C2 clock line 38 PD8 GPIO, SPI2 SCK General-purpose I/O, SPI2 clock 39 PD9 GPIO, SPI2 MISO General-purpose I/O, SPI2 MISO 40 PD10 GPIO, SPI2 MOSI General-purpose I/O, SPI2 MOSI 41 PD11 GPIO, SPI2 SS General-purpose I/O, SPI2 slave select 42 PD12 GPIO, SPI2 SCK General-purpose I/O, SPI2 clock 43 PD13 GPIO, CAN2 RX General-purpose I/O, CAN2 receive 44 PD14 GPIO, CAN2 TX General-purpose I/O, CAN2 transmit 45 PD15 GPIO, USART2_RX General-purpose I/O, USART2 receiver20 FAQs (Frequently Asked Questions) with Detailed Answers:
Q: What is the core of the STM32F103CBT6? A: The STM32F103CBT6 uses the ARM Cortex-M3 core, which is a 32-bit RISC processor.
Q: What is the pin count of STM32F103CBT6? A: The STM32F103CBT6 has a total of 48 pins.
Q: What is the package type of STM32F103CBT6? A: The STM32F103CBT6 comes in the LQFP-48 package.
Q: How many GPIO pins are available on the STM32F103CBT6? A: The STM32F103CBT6 has 37 GPIO pins.
Q: Can the STM32F103CBT6 handle analog inputs? A: Yes, it has 10-bit ADC channels available for analog inputs.
Q: Does the STM32F103CBT6 support USART? A: Yes, it supports USART1 and USART2 for serial communication.
Q: Can I use the STM32F103CBT6 for I2C communication? A: Yes, it supports I2C1 and I2C2 for communication with peripherals.
Q: What is the operating voltage range for STM32F103CBT6? A: The operating voltage range is 2.0V to 3.6V.
Q: How many PWM channels are available in STM32F103CBT6? A: The STM32F103CBT6 has 6 PWM channels available through its timers.
Q: Does STM32F103CBT6 support CAN communication? A: Yes, it supports CAN1 and CAN2 communication.
Q: How many SPI interface s are there on STM32F103CBT6? A: It has two SPI interfaces: SPI1 and SPI2.
Q: What are the maximum clock speeds for STM32F103CBT6? A: The maximum clock speed is 72 MHz.
Q: Can the STM32F103CBT6 be used in low-power applications? A: Yes, it supports multiple low-power modes.
Q: What timers are available on STM32F103CBT6? A: It has timers like TIM1, TIM2, TIM3, and TIM4 for different timing and PWM applications.
Q: Does STM32F103CBT6 support USB functionality? A: No, the STM32F103CBT6 does not have built-in USB functionality.
Q: How much flash memory does STM32F103CBT6 have? A: It has 128KB of flash memory.
Q: How much RAM does STM32F103CBT6 have? A: It has 20KB of SRAM.
Q: Can STM32F103CBT6 be programmed in C language? A: Yes, STM32F103CBT6 can be programmed in C using development environments like STM32CubeIDE.
Q: What development tools are compatible with STM32F103CBT6? A: STM32CubeIDE, Keil, and IAR Embedded Workbench are compatible development environments.
Q: Does STM32F103CBT6 support external interrupts? A: Yes, it supports external interrupts on several pins, such as PA0 and PA1.
This is a detailed explanation of the pin functions and frequently asked questions for the STM32F103CBT6 model.