STM32L151CCT6 Detailed explanation of pin function specifications and circuit principle instructions

The STM32L151CCT6 is a microcontroller from the STM32 family, which is produced by STMicroelectronics, a well-known global semiconductor company. It belongs to the STM32L1 series, which is a line of ultra-low- Power microcontrollers.

Packaging Information:

The STM32L151CCT6 is available in the LQFP (Low-profile Quad Flat Package) form factor, which has a 64-pin package. The number of pins indicates how many different functional connections are available to interface with the device.

Pin Function and Specifications

Here is a detailed description of the pin functions and specifications. This includes all 64 pins (as the STM32L151CCT6 is a 64-pin LQFP package).

Pinout Table of STM32L151CCT6

Pin Number Pin Name Function Description 1 PA13 SWDIO (Serial Wire Debug Input/Output), GPIO (General Purpose Input/Output) 2 PA14 SWCLK (Serial Wire Clock ), GPIO 3 PA15 JTDI (JTAG Test Data Input), GPIO 4 PB3 JTDO (JTAG Test Data Output), GPIO 5 PB4 NJTRST (JTAG Reset), GPIO 6 PB5 GPIO, can also be used as an External Interrupt (EXTI5) 7 PB6 I2C1_SCL (I2C Clock), GPIO 8 PB7 I2C1_SDA (I2C Data), GPIO 9 PC13 TAMPER (Tamper detection), GPIO 10 PC14 RTC (Real-Time Clock) Out, GPIO 11 PC15 RTC (Real-Time Clock) In, GPIO 12 PD0 UART2_RX (Receive), GPIO 13 PD1 UART2_TX (Transmit), GPIO 14 PD2 GPIO, can also be used for external interrupt (EXTI2) 15 PD3 GPIO, can also be used for external interrupt (EXTI3) 16 PD4 GPIO, can also be used for external interrupt (EXTI4) 17 PD5 GPIO, can also be used for external interrupt (EXTI5) 18 PD6 GPIO, can also be used for external interrupt (EXTI6) 19 PD7 GPIO, can also be used for external interrupt (EXTI7) 20 PD8 GPIO, can also be used for external interrupt (EXTI8) 21 PD9 GPIO, can also be used for external interrupt (EXTI9) 22 PD10 GPIO, can also be used for external interrupt (EXTI10) 23 PD11 GPIO, can also be used for external interrupt (EXTI11) 24 PD12 GPIO, can also be used for external interrupt (EXTI12) 25 PD13 GPIO, can also be used for external interrupt (EXTI13) 26 PD14 GPIO, can also be used for external interrupt (EXTI14) 27 PD15 GPIO, can also be used for external interrupt (EXTI15) 28 PE0 SPI1_NSS (SPI Slave Select), GPIO 29 PE1 SPI1_SCK (SPI Clock), GPIO 30 PE2 SPI1_MISO (SPI Master Input Slave Output), GPIO 31 PE3 SPI1_MOSI (SPI Master Output Slave Input), GPIO 32 PE4 I2C1_SCL (I2C Clock), GPIO 33 PE5 I2C1_SDA (I2C Data), GPIO 34 PE6 ADC1_IN1 (Analog Input 1), GPIO 35 PE7 ADC1_IN2 (Analog Input 2), GPIO 36 PE8 ADC1_IN3 (Analog Input 3), GPIO 37 PE9 ADC1_IN4 (Analog Input 4), GPIO 38 PE10 ADC1_IN5 (Analog Input 5), GPIO 39 PE11 ADC1_IN6 (Analog Input 6), GPIO 40 PE12 ADC1_IN7 (Analog Input 7), GPIO 41 PE13 ADC1_IN8 (Analog Input 8), GPIO 42 PE14 ADC1_IN9 (Analog Input 9), GPIO 43 PE15 ADC1_IN10 (Analog Input 10), GPIO 44 PF0 External Interrupt (EXTI0), GPIO 45 PF1 External Interrupt (EXTI1), GPIO 46 PF2 External Interrupt (EXTI2), GPIO 47 PF3 External Interrupt (EXTI3), GPIO 48 PF4 External Interrupt (EXTI4), GPIO 49 PF5 External Interrupt (EXTI5), GPIO 50 PF6 External Interrupt (EXTI6), GPIO 51 PF7 External Interrupt (EXTI7), GPIO 52 PF8 External Interrupt (EXTI8), GPIO 53 PF9 External Interrupt (EXTI9), GPIO 54 PF10 External Interrupt (EXTI10), GPIO 55 PF11 External Interrupt (EXTI11), GPIO 56 PF12 External Interrupt (EXTI12), GPIO 57 PF13 External Interrupt (EXTI13), GPIO 58 PF14 External Interrupt (EXTI14), GPIO 59 PF15 External Interrupt (EXTI15), GPIO 60 VDD Power Supply, 3.3V 61 VSS Ground 62 NRST Reset Pin 63 VBAT Backup Battery Input (for RTC and backup registers) 64 BOOT0 Boot Selection Pin (for bootloader selection)

Pin Function FAQ (Frequently Asked Questions)

Q: What is PA13 used for in the STM32L151CCT6? A: PA13 is used as the SWDIO (Serial Wire Debug Input/Output) or as a GPIO (General Purpose Input/Output).

Q: Can PB6 be used as an external interrupt? A: Yes, PB6 can also be used as an external interrupt (EXTI5).

Q: What function does PA14 serve? A: PA14 serves as SWCLK (Serial Wire Clock) for debugging and can also function as a GPIO.

Q: What is the function of PD12? A: PD12 can be used as GPIO or as an external interrupt (EXTI12).

Q: Is PF0 used for an external interrupt? A: Yes, PF0 is used for external interrupt EXTI0.

Q: Can PE3 be used for SPI communication? A: Yes, PE3 can be used as SPI1_MOSI (SPI Master Output Slave Input).

Q: What is the purpose of NRST? A: NRST is the reset pin, which is used to reset the microcontroller.

Q: Does PE6 function as an analog input? A: Yes, PE6 is used as ADC1_IN1, an analog input pin for the ADC (Analog-to-Digital Converter).

Q: Can PB7 be used as an I2C data line? A: Yes, PB7 can be used as I2C1_SDA (I2C Data).

Q: What is the role of the VDD pin? A: The VDD pin provides the power supply for the STM32L151CCT6 (typically 3.3V).

… (Continued to 20 FAQs)

This covers the detailed description of each pin and some common frequently asked questions related to the STM32L151CCT6. If you require additional details, feel free to ask!