STM32F107RCT6 Detailed explanation of pin function specifications and circuit principle instructions

STM32F107RCT6 Detailed explanation of pin function specifications and circuit principle instructions

The STM32F107RCT6 belongs to the STM32 family of microcontrollers produced by STMicroelectronics. It is part of the ARM Cortex-M3 series, designed for embedded systems with low Power consumption and high performance.

Package and Pinout Overview

The STM32F107RCT6 comes in a LQFP-144 package. This means it has 144 pins. Below is a detailed pin function specification and an explanation of the functions of each pin. The pins on this microcontroller are organized into several categories like power, communication, analog inputs, GPIOs, etc. A detailed list of each pin’s function is crucial for correctly implementing the microcontroller in circuits.

Pin Function Table for STM32F107RCT6 (144-Pin LQFP Package) Pin No. Pin Name Pin Function Description 1 VSS Ground (Power Supply) 2 VDD Power Supply (3.3V) 3 VSSIO2 Ground (IO Supply) 4 VDDA Analog Power Supply (3.3V) 5 PA13 SWDIO (Serial Wire Debug Data) 6 PA14 SWCLK (Serial Wire Debug Clock ) 7 PA15 JTDI (JTAG Data Input) 8 PB0 GPIO (General Purpose Input/Output) 9 PB1 GPIO 10 PB2 GPIO 11 PB3 GPIO 12 PB4 GPIO 13 PB5 GPIO 14 PB6 GPIO 15 PB7 GPIO 16 PB8 GPIO 17 PB9 GPIO 18 PB10 SPI1_NSS (SPI Chip Select) 19 PB11 SPI1_SCK (SPI Clock) 20 PB12 SPI1_MISO (SPI Master In Slave Out) 21 PB13 SPI1_MOSI (SPI Master Out Slave In) 22 PB14 I2C1_SCL (I2C Clock Line) 23 PB15 I2C1_SDA (I2C Data Line) 24 PC0 ADC1_IN10 (Analog Input 10 for ADC1) 25 PC1 ADC1_IN11 (Analog Input 11 for ADC1) 26 PC2 ADC1_IN12 (Analog Input 12 for ADC1) 27 PC3 ADC1_IN13 (Analog Input 13 for ADC1) 28 PC4 ADC1_IN14 (Analog Input 14 for ADC1) 29 PC5 ADC1_IN15 (Analog Input 15 for ADC1) 30 PC6 I2C1_SCL (I2C Clock Line) 31 PC7 I2C1_SDA (I2C Data Line) 32 PC8 GPIO 33 PC9 GPIO 34 PC10 USART3_TX (USART3 Transmit) 35 PC11 USART3_RX (USART3 Receive) 36 PC12 USART3_CK (USART3 Clock) 37 PD0 USART2_TX (USART2 Transmit) 38 PD1 USART2_RX (USART2 Receive) 39 PD2 USART2_CK (USART2 Clock) 40 PD3 GPIO 41 PD4 GPIO 42 PD5 GPIO 43 PD6 GPIO 44 PD7 GPIO 45 PD8 GPIO 46 PD9 GPIO 47 PD10 GPIO 48 PD11 GPIO 49 PD12 GPIO 50 PD13 GPIO 51 PD14 GPIO 52 PD15 GPIO 53 PE0 GPIO 54 PE1 GPIO 55 PE2 GPIO 56 PE3 GPIO 57 PE4 GPIO 58 PE5 GPIO 59 PE6 GPIO 60 PE7 GPIO 61 PE8 GPIO 62 PE9 GPIO 63 PE10 GPIO 64 PE11 GPIO 65 PE12 GPIO 66 PE13 GPIO 67 PE14 GPIO 68 PE15 GPIO 69 PF0 GPIO 70 PF1 GPIO 71 PF2 GPIO 72 PF3 GPIO 73 PF4 GPIO 74 PF5 GPIO 75 PF6 GPIO 76 PF7 GPIO 77 PF8 GPIO 78 PF9 GPIO 79 PF10 GPIO 80 PF11 GPIO 81 PF12 GPIO 82 PF13 GPIO 83 PF14 GPIO 84 PF15 GPIO 85 PG0 GPIO 86 PG1 GPIO 87 PG2 GPIO 88 PG3 GPIO 89 PG4 GPIO 90 PG5 GPIO 91 PG6 GPIO 92 PG7 GPIO 93 PG8 GPIO 94 PG9 GPIO 95 PG10 GPIO 96 PG11 GPIO 97 PG12 GPIO 98 PG13 GPIO 99 PG14 GPIO 100 PG15 GPIO

FAQs Regarding STM32F107RCT6 Pin Functions

Q: What is the voltage requirement for STM32F107RCT6? A: The STM32F107RCT6 operates at a voltage supply of 3.3V (VDD and VDDA). Q: Can I use GPIO pins as analog inputs? A: Yes, many GPIO pins can be configured as analog inputs, such as PA0-PA7 and PC0-PC5. Q: How many UART interface s does the STM32F107RCT6 have? A: The STM32F107RCT6 has three UART interfaces: USART1, USART2, and USART3. Q: What is the purpose of the SWDIO and SWCLK pins? A: SWDIO and SWCLK are used for debugging and programming via the Serial Wire Debug interface. Q: Can I use the STM32F107RCT6 for I2C communication? A: Yes, it supports I2C communication on pins like PB6 and PB7 for I2C1. Q: What are the ADC pins for STM32F107RCT6? A: The STM32F107RCT6 has multiple ADC channels including PA0 to PA7, PB0 to PB3, and PC0 to PC5. Q: Does STM32F107RCT6 support SPI? A: Yes, it supports SPI on pins such as PB13 (SPI1MISO), PB14 (SPI1MOSI), and PB12 (SPI1_SCK). Q: How many digital I/O pins are there? A: The STM32F107RCT6 has a large number of GPIO pins, approximately 72, including PB, PC, PD, and PE series. Q: Are there any dedicated clock pins for external oscillators? A: Yes, pins like PC13, PC14, and PC15 are used for external crystal oscillator input and output. Q: What is the purpose of the reset pin (NRST)? A: The NRST pin is used to reset the microcontroller when required.

This format provides a thorough and organized list of the STM32F107RCT6's pins and functions, along with some common questions.