STM8S103F3P6TR Detailed explanation of pin function specifications and circuit principle instructions
The STM8S103F3P6 TR is a microcontroller from STMicroelectronics, part of the STM8S family. This particular model is known for being cost-effective and power-efficient, and it’s commonly used in embedded systems and consumer electronics.
Pinout and Package Type
Package Type: LQFP-32 (Low Profile Quad Flat Package with 32 pins). Pin Count: 32 pins in total. Application: Suitable for a range of applications, including motor control, smart sensors, and consumer devices.Pin Function Specifications and Detailed Explanation
Below is the detailed pinout and functions for the STM8S103F3P6TR (LQFP-32 package), with all 32 pins listed:
Pin Number Pin Name Pin Function Description 1 VSS Ground (GND) - Provides the ground reference for the microcontroller. 2 VDD Supply voltage (typically 3.3V or 5V) - Provides power to the chip. 3 PA0 General-purpose I/O, can be used as an external interrupt or ADC input. 4 PA1 General-purpose I/O, can be used as an external interrupt or ADC input. 5 PA2 General-purpose I/O, can be used as an external interrupt or ADC input. 6 PA3 General-purpose I/O, can be used as an external interrupt or ADC input. 7 PA4 General-purpose I/O, can be used for Timer functions. 8 PA5 General-purpose I/O, can be used for Timer functions or SPI (MOSI). 9 PA6 General-purpose I/O, can be used as SPI (MISO) or an external interrupt. 10 PA7 General-purpose I/O, can be used as SPI (SCK) or external interrupt. 11 PB0 General-purpose I/O, can be used as external interrupt or Timer input. 12 PB1 General-purpose I/O, can be used as external interrupt or Timer input. 13 PB2 General-purpose I/O, can be used for PWM or Timer output. 14 PB3 General-purpose I/O, can be used as external interrupt or Timer input. 15 PB4 General-purpose I/O, can be used for communication like I2C (SDA). 16 PB5 General-purpose I/O, can be used for communication like I2C (SCL). 17 PB6 General-purpose I/O, can be used as external interrupt or Timer input. 18 PB7 General-purpose I/O, can be used for external interrupt or Timer output. 19 PC0 General-purpose I/O, can be used as analog input or external interrupt. 20 PC1 General-purpose I/O, can be used as analog input or external interrupt. 21 PC2 General-purpose I/O, can be used as analog input or external interrupt. 22 PC3 General-purpose I/O, can be used as analog input or external interrupt. 23 PC4 General-purpose I/O, can be used for communication like UART (TX). 24 PC5 General-purpose I/O, can be used for communication like UART (RX). 25 RESET Reset input - Used to reset the microcontroller. 26 OSC1/IN Input for the external oscillator circuit. 27 OSC2/OUT Output for the external oscillator circuit. 28 BOOT0 Boot mode selection pin - used to select boot mode during reset. 29 NRST External reset pin, used for a hardware reset signal. 30 VREF Voltage reference input for ADC. 31 ADC1_IN8 Analog input for ADC, can be used to measure analog signals. 32 ADC1_IN9 Analog input for ADC, can be used to measure analog signals.Pin Function Overview
This microcontroller supports several modes for each pin, including digital I/O, analog inputs (for ADC), and specialized functions like communication protocols (SPI, I2C, UART). Pins also support functionalities such as interrupts, timers, and analog-to-digital conversion (ADC) channels.
FAQ (Frequently Asked Questions) for STM8S103F3P6TR
Q: What is the maximum operating voltage for STM8S103F3P6TR? A: The maximum operating voltage is 5.5V, and the typical voltage range is between 2.95V to 5.5V. Q: How many GPIO pins does the STM8S103F3P6TR have? A: The STM8S103F3P6TR has 32 pins, with 22 of them configurable as general-purpose I/O. Q: What is the package type of STM8S103F3P6TR? A: The STM8S103F3P6TR comes in an LQFP-32 package. Q: How many ADC channels are available on STM8S103F3P6TR? A: The STM8S103F3P6TR provides 10 ADC channels (including ADC1IN8 and ADC1IN9). Q: What communication protocols are supported by STM8S103F3P6TR? A: The STM8S103F3P6TR supports SPI, I2C, and UART communication protocols. Q: Can the STM8S103F3P6TR be used for motor control applications? A: Yes, it can be used for motor control applications, as it includes timer functions and PWM capabilities. Q: Does STM8S103F3P6TR support external clock input? A: Yes, it has pins OSC1/IN and OSC2/OUT for external clock input. Q: What is the function of the RESET pin? A: The RESET pin is used to reset the microcontroller. Q: How do I configure the boot mode of STM8S103F3P6TR? A: The boot mode can be configured via the BOOT0 pin during reset. Q: What is the typical clock frequency of STM8S103F3P6TR? A: The STM8S103F3P6TR typically operates at a clock frequency of 16 MHz. Q: Does STM8S103F3P6TR have internal EEPROM? A: Yes, STM8S103F3P6TR includes 1KB of internal EEPROM. Q: Can I use STM8S103F3P6TR for sensor applications? A: Yes, it is suitable for sensor applications with its ADC channels and I/O pins. Q: What is the function of the VREF pin? A: The VREF pin provides a reference voltage for the ADC. Q: Is STM8S103F3P6TR compatible with 5V logic levels? A: Yes, it is compatible with 5V logic levels. Q: Does STM8S103F3P6TR support power-saving modes? A: Yes, STM8S103F3P6TR supports multiple power-saving modes such as sleep mode and halt mode. Q: How do I reset STM8S103F3P6TR? A: You can reset the microcontroller using the NRST pin or through software. Q: Can STM8S103F3P6TR be used for USB applications? A: No, the STM8S103F3P6TR does not support USB communication. Q: Does STM8S103F3P6TR have a watchdog timer? A: Yes, it includes an independent watchdog timer for safety-critical applications. Q: What is the maximum current output per pin on STM8S103F3P6TR? A: Each GPIO pin can source or sink up to 20 mA. Q: How do I program the STM8S103F3P6TR? A: The STM8S103F3P6TR can be programmed via its UART or SPI interface , or by using the SWIM (Single-Wire Interface Module) programming tool.This detailed breakdown should help with the STM8S103F3P6TR in terms of pin functions, specifications, and the most frequently asked questions related to this microcontroller.
