STM32F103ZCT6 Detailed explanation of pin function specifications and circuit principle instructions

The STM32F103 ZCT6 is a microcontroller from STMicroelectronics, part of the STM32 family of 32-bit microcontrollers based on ARM Cortex-M3 architecture. Below is a detailed explanation of the pin functions, specifications, circuit principles, and frequently asked questions related to this model.

1. Packaging and Pinout:

The STM32F103ZCT6 comes in a LQFP-100 package, which means it has 100 pins. Below is a description of the pin functions for the entire 100-pin configuration:

Pin Number Pin Name Pin Function Description 1 VSS Ground Pin 2 VDD Power Supply Pin 3 NRST Reset Pin (Active low) 4 PA13 SWDIO (Serial Wire Debug I/O) 5 PA14 SWCLK (Serial Wire Debug Clock ) 6 PA15 JTDI (JTAG Test Data Input) 7 PB0 GPIO (General Purpose I/O), Can be configured as an interrupt input. 8 PB1 GPIO, Can be configured as an interrupt input 9 PB2 GPIO, Can be configured as an output 10 PB3 GPIO, Can be configured as an output 11 PB4 GPIO, Can be configured as an output or input, PWM output capability 12 PB5 GPIO, Can be configured as an output or input, PWM output capability 13 PB6 GPIO, Can be configured as an input 14 PB7 GPIO, Can be configured as an input 15 PB8 GPIO, Can be configured as an input 16 PB9 GPIO, Can be configured as an output 17 PB10 SPI1_MOSI (Master Output Slave Input) Pin 18 PB11 SPI1_MISO (Master Input Slave Output) Pin 19 PB12 SPI1_SCK (Serial Clock) Pin 20 PB13 SPI1_NSS (Slave Select) Pin 21 PC13 TAMPER (Tamper Detection Input) 22 PC14 RTC/Calendar Pin 23 PC15 Event/EXTI Line 24 PD0 External Interrupt Pin (EXTI Line) 25 PD1 External Interrupt Pin (EXTI Line) 26 PD2 External Interrupt Pin (EXTI Line) 27 PD3 External Interrupt Pin (EXTI Line) 28 PD4 External Interrupt Pin (EXTI Line) 29 PD5 External Interrupt Pin (EXTI Line) 30 PD6 External Interrupt Pin (EXTI Line) 31 PD7 External Interrupt Pin (EXTI Line) 32 PD8 External Interrupt Pin (EXTI Line) 33 PD9 External Interrupt Pin (EXTI Line) 34 PD10 External Interrupt Pin (EXTI Line) 35 PD11 External Interrupt Pin (EXTI Line) 36 PD12 External Interrupt Pin (EXTI Line) 37 PD13 External Interrupt Pin (EXTI Line) 38 PD14 External Interrupt Pin (EXTI Line) 39 PD15 External Interrupt Pin (EXTI Line) 40 PE0 GPIO, Can be configured as an input or output 41 PE1 GPIO, Can be configured as an input or output 42 PE2 GPIO, Can be configured as an input or output 43 PE3 GPIO, Can be configured as an input or output 44 PE4 GPIO, Can be configured as an input or output 45 PE5 GPIO, Can be configured as an input or output 46 PE6 GPIO, Can be configured as an input or output 47 PE7 GPIO, Can be configured as an input or output 48 PE8 GPIO, Can be configured as an input or output 49 PE9 GPIO, Can be configured as an input or output 50 PE10 GPIO, Can be configured as an input or output 51 PE11 GPIO, Can be configured as an input or output 52 PE12 GPIO, Can be configured as an input or output 53 PE13 GPIO, Can be configured as an input or output 54 PE14 GPIO, Can be configured as an input or output 55 PE15 GPIO, Can be configured as an input or output 56 PF0 GPIO, Can be configured as an input or output 57 PF1 GPIO, Can be configured as an input or output 58 PF2 GPIO, Can be configured as an input or output 59 PF3 GPIO, Can be configured as an input or output 60 PF4 GPIO, Can be configured as an input or output 61 PF5 GPIO, Can be configured as an input or output 62 PF6 GPIO, Can be configured as an input or output 63 PF7 GPIO, Can be configured as an input or output 64 PF8 GPIO, Can be configured as an input or output 65 PF9 GPIO, Can be configured as an input or output 66 PF10 GPIO, Can be configured as an input or output 67 PF11 GPIO, Can be configured as an input or output 68 PF12 GPIO, Can be configured as an input or output 69 PF13 GPIO, Can be configured as an input or output 70 PF14 GPIO, Can be configured as an input or output 71 PF15 GPIO, Can be configured as an input or output 72 PG0 GPIO, Can be configured as an input or output 73 PG1 GPIO, Can be configured as an input or output 74 PG2 GPIO, Can be configured as an input or output 75 PG3 GPIO, Can be configured as an input or output 76 PG4 GPIO, Can be configured as an input or output 77 PG5 GPIO, Can be configured as an input or output 78 PG6 GPIO, Can be configured as an input or output 79 PG7 GPIO, Can be configured as an input or output 80 PG8 GPIO, Can be configured as an input or output 81 PG9 GPIO, Can be configured as an input or output 82 PG10 GPIO, Can be configured as an input or output 83 PG11 GPIO, Can be configured as an input or output 84 PG12 GPIO, Can be configured as an input or output 85 PG13 GPIO, Can be configured as an input or output 86 PG14 GPIO, Can be configured as an input or output 87 PG15 GPIO, Can be configured as an input or output 88 VSS Ground Pin 89 VDD Power Supply Pin 90 VREF+ Voltage Reference Pin 91 VDDA Analog Power Supply Pin 92 VSSA Analog Ground Pin 93 NC No Connect Pin 94 NC No Connect Pin 95 NC No Connect Pin 96 NC No Connect Pin 97 NC No Connect Pin 98 NC No Connect Pin 99 NC No Connect Pin 100 NC No Connect Pin

2. FAQ – 20 Common Questions and Answers

What is the STM32F103ZCT6? The STM32F103ZCT6 is a 32-bit microcontroller from STMicroelectronics based on the ARM Cortex-M3 core, offering 100 pins in an LQFP package.

How many GPIO pins does the STM32F103ZCT6 have? The STM32F103ZCT6 has a total of 80 GPIO pins (General Purpose Input/Output).

What is the maximum clock speed of the STM32F103ZCT6? The STM32F103ZCT6 can operate at a maximum clock speed of 72 MHz.

What is the package type of the STM32F103ZCT6? The STM32F103ZCT6 comes in an LQFP-100 package.

Can the STM32F103ZCT6 support JTAG debugging? Yes, it supports JTAG for debugging and programming.

What are the power supply requirements for the STM32F103ZCT6? The STM32F103ZCT6 requires 3.3V power for its operation.

Does the STM32F103ZCT6 have an internal EEPROM? No, the STM32F103ZCT6 does not include internal EEPROM; it uses Flash memory for storage.

Can I use STM32F103ZCT6 in a low-power application? Yes, it has low-power modes, including Sleep, Stop, and Standby modes.

What communication protocols are supported by STM32F103ZCT6? It supports USART, SPI, I2C, CAN, and more.

How many PWM channels are available in STM32F103ZCT6? There are up to 12 PWM channels in the STM32F103ZCT6.

What is the operating voltage range for STM32F103ZCT6? The operating voltage range is 2.0V to 3.6V.

Is there an external interrupt functionality in STM32F103ZCT6? Yes, it supports up to 16 external interrupt lines.

What is the Flash memory size of STM32F103ZCT6? The STM32F103ZCT6 has 512 KB of Flash memory.

How much SRAM is available on STM32F103ZCT6? It has 64 KB of SRAM.

Does STM32F103ZCT6 support USB? Yes, it supports USB 2.0 Full-Speed functionality.

Can I use the STM32F103ZCT6 for real-time applications? Yes, it supports real-time applications with a real-time clock (RTC) and timers.

What is the maximum current consumption of STM32F103ZCT6? The maximum current consumption is 50mA at full load.

Does the STM32F103ZCT6 have a watchdog timer? Yes, it has both independent and window watchdog timers.

Is STM32F103ZCT6 suitable for automotive applications? The STM32F103ZCT6 is suitable for automotive applications with its wide temperature range of -40°C to 85°C.

Where can I find the STM32F103ZCT6 datasheet? The datasheet is available on the STMicroelectronics official website.