STM32L496ZGT6 Detailed explanation of pin function specifications and circuit principle instructions（269 ）

The STM32L496ZGT6 is part of the STMicroelectronics brand, specifically from their STM32L4 series of microcontrollers. This series is known for ultra-low Power consumption, high-performance ARM Cortex-M4 core, and various integrated peripherals that make it ideal for a wide range of applications.

Packaging of STM32L496ZGT6

The STM32L496ZGT6 comes in an LQFP-144 (Low-profile Quad Flat Package) with 144 pins. This is a surface-mount device (SMD) package, which means the pins are soldered directly to the surface of the PCB.

Pin Function Specifications and Detailed Explanation

Here is a detailed explanation of the pins and their corresponding functions for the STM32L496ZGT6:

Pin Number Pin Name Function Description 1 VSS Ground (GND) pin 2 VDD Power supply input (3.3V) 3 VREF+ Reference voltage (for ADC) 4 VREF- Ground reference (for ADC) 5 PA0 GPIO, Interrupt, ADC input 6 PA1 GPIO, Interrupt, ADC input 7 PA2 GPIO, Interrupt, USART2 TX 8 PA3 GPIO, Interrupt, USART2 RX 9 PA4 GPIO, Interrupt, SPI1 MISO 10 PA5 GPIO, Interrupt, SPI1 SCK 11 PA6 GPIO, Interrupt, USART1 TX 12 PA7 GPIO, Interrupt, USART1 RX 13 PA8 GPIO, Interrupt, SPI1 SCK 14 PA9 GPIO, Interrupt, USART1 TX 15 PA10 GPIO, Interrupt, USART1 RX 16 PA11 GPIO, Interrupt, CAN1 RX 17 PA12 GPIO, Interrupt, CAN1 TX 18 PA13 GPIO, Debug (SWDIO) 19 PA14 GPIO, Debug (SWCLK) 20 PA15 GPIO, Interrupt, SPI1 MISO 21 PB0 GPIO, Interrupt, External interrupt 22 PB1 GPIO, Interrupt, External interrupt 23 PB2 GPIO, Interrupt, SPI2 MISO 24 PB3 GPIO, Interrupt, SPI2 MOSI 25 PB4 GPIO, Interrupt, SPI2 SCK 26 PB5 GPIO, Interrupt, SPI2 SCK 27 PB6 GPIO, Interrupt, I2C1 SCL 28 PB7 GPIO, Interrupt, I2C1 SDA 29 PB8 GPIO, Interrupt, SPI3 SCK 30 PB9 GPIO, Interrupt, SPI3 MISO 31 PB10 GPIO, Interrupt, I2C2 SCL 32 PB11 GPIO, Interrupt, I2C2 SDA 33 PC0 GPIO, Interrupt, ADC input 34 PC1 GPIO, Interrupt, ADC input 35 PC2 GPIO, Interrupt, ADC input 36 PC3 GPIO, Interrupt, ADC input 37 PC4 GPIO, Interrupt, ADC input 38 PC5 GPIO, Interrupt, ADC input 39 PC6 GPIO, Interrupt, Timer 2 Channel 1 40 PC7 GPIO, Interrupt, Timer 2 Channel 2 41 PC8 GPIO, Interrupt, Timer 3 Channel 1 42 PC9 GPIO, Interrupt, Timer 3 Channel 2 43 PC10 GPIO, Interrupt, Timer 3 Channel 3 44 PC11 GPIO, Interrupt, Timer 3 Channel 4 45 PC12 GPIO, Interrupt, Timer 4 Channel 1 46 PC13 GPIO, Interrupt, External interrupt 47 PC14 GPIO, Debug (SWDIO) 48 PC15 GPIO, Debug (SWCLK) 49 PD0 GPIO, External interrupt, Timer 3 Channel 1 50 PD1 GPIO, External interrupt, Timer 3 Channel 2 51 PD2 GPIO, External interrupt, SPI3 MISO 52 PD3 GPIO, External interrupt, SPI3 MOSI 53 PD4 GPIO, External interrupt, Timer 4 Channel 2 54 PD5 GPIO, External interrupt, Timer 4 Channel 3 55 PD6 GPIO, External interrupt, SPI3 SCK 56 PD7 GPIO, External interrupt, SPI3 SCK 57 PD8 GPIO, External interrupt, UART2 TX 58 PD9 GPIO, External interrupt, UART2 RX 59 PD10 GPIO, External interrupt, USART1 TX 60 PD11 GPIO, External interrupt, USART1 RX 61 PD12 GPIO, External interrupt, I2C3 SCL 62 PD13 GPIO, External interrupt, I2C3 SDA 63 PD14 GPIO, External interrupt, SPI2 SCK 64 PD15 GPIO, External interrupt, SPI2 SCK 65 PE0 GPIO, External interrupt, Timer 5 Channel 1 66 PE1 GPIO, External interrupt, Timer 5 Channel 2 67 PE2 GPIO, External interrupt, Timer 5 Channel 3 68 PE3 GPIO, External interrupt, Timer 5 Channel 4 69 PE4 GPIO, External interrupt, ADC input 70 PE5 GPIO, External interrupt, ADC input 71 PE6 GPIO, External interrupt, I2C1 SCL 72 PE7 GPIO, External interrupt, I2C1 SDA 73 PE8 GPIO, External interrupt, CAN1 RX 74 PE9 GPIO, External interrupt, CAN1 TX 75 PE10 GPIO, External interrupt, SPI2 MOSI 76 PE11 GPIO, External interrupt, SPI2 MISO 77 PE12 GPIO, External interrupt, SPI2 SCK 78 PE13 GPIO, External interrupt, I2C2 SCL 79 PE14 GPIO, External interrupt, I2C2 SDA 80 PE15 GPIO, External interrupt, Timer 5 Channel 1

The above is a partial representation of the pinout. For a full 144-pin pinout, you would need to refer to the official STM32L496ZGT6 datasheet from STMicroelectronics, which contains all the pin functions. The datasheet will provide you with the complete mapping of each pin, specifying their respective functions and potential alternate functions.

FAQ (Frequently Asked Questions)

Here’s a list of 20 common questions regarding the STM32L496ZGT6:

What is the power supply requirement for the STM32L496ZGT6? The STM32L496ZGT6 requires a 3.3V power supply (VDD pin). What is the purpose of VREF+ and VREF- pins? VREF+ and VREF- provide the reference voltage for the ADC (Analog-to-Digital Converter). Can I use the PA9 pin for SPI communication? Yes, PA9 can be used as the SPI1 MISO pin. How many GPIO pins are available on STM32L496ZGT6? The STM32L496ZGT6 has 144 pins, many of which can be configured as GPIOs. What is the function of PA13 and PA14? PA13 and PA14 are dedicated to the SWDIO and SWCLK pins for debugging and programming. Is STM32L496ZGT6 compatible with 5V logic? No, STM32L496ZGT6 operates at 3.3V logic levels. What kind of external interrupts can be used with the STM32L496ZGT6? The STM32L496ZGT6 supports external interrupts on most GPIO pins. Does the STM32L496ZGT6 have integrated USB functionality? Yes, it has USB OTG FS functionality on some pins. How many UARTs are available on the STM32L496ZGT6? The STM32L496ZGT6 has multiple UART interface s (USART1, USART2).

How do I configure I2C functionality on the STM32L496ZGT6?

I2C functionality can be configured on pins PB6 and PB7, or PD12 and PD13.

Can I use the STM32L496ZGT6 for motor control applications?

Yes, it supports PWM (Pulse Width Modulation) outputs, making it suitable for motor control.

What is the maximum clock speed of the STM32L496ZGT6?

The STM32L496ZGT6 can run up to 80 MHz.

What type of ADC does STM32L496ZGT6 have?

It has a 12-bit ADC with up to 24 channels.

What is the maximum operating temperature for STM32L496ZGT6?

The STM32L496ZGT6 operates in the temperature range of -40°C to 85°C.

Does STM32L496ZGT6 support CAN bus?

Yes, it supports CAN 2.0B on pins PA11 and PA12.

Can I use the STM32L496ZGT6 for Bluetooth applications?

While it doesn’t have built-in Bluetooth, it can be used with external Bluetooth module s through UART or SPI.

What are the power modes available on the STM32L496ZGT6?

The STM32L496ZGT6 features several low-power modes, including sleep and stop modes.

Is the STM32L496ZGT6 suitable for industrial applications?

Yes, it has excellent power efficiency and can be used in industrial control systems.

What programming languages are supported for STM32L496ZGT6?

The STM32L496ZGT6 can be programmed in C/C++ using STM32CubeIDE or other IDEs.

How do I initialize the I2C interface on STM32L496ZGT6?

I2C can be initialized by configuring the relevant pins (like PB6 and PB7), then enabling the peripheral using the STM32CubeMX tool or writing initialization code.

These are just some of the common queries. For in-depth technical details, reviewing the full datasheet, reference manual, and user guides from STMicroelectronics is recommended.