STM32 (STM32F103C8T6) CMSIS Libraries

IDE - STM32CubeIDE 1.7.0

System (Inc/Src)

• RCC
• GPIO
• Delay
• USART
• I2C
• SPI
• RTC (Lib)
• PWM (Lib)
• EXTI (Lib)

Other (Lib)

• 74HC595 (SPI/BitBang)
• MAX6675 (SPI/BitBang)
• MPU9255 (SPI)
• ADS1115 (I2C)
• BMP280 (I2C)
• PCF8574T (I2C)
• EEPROM/24C64 (I2C)
• LSM303DLHC (I2C)
• LCD1602 (8-bit/4-bit/PCF8574T)
• LED_DISPLAY (74HC595)
• HCSR04
• DHT11
• Rotary Encoder (polling/debounce)

Information

// non blocking delay example
Delay_TypeDef d1, d2, usart1_d1;

char buffer[USART1_BUFFER_SIZE] = {0};

if (DWT_nb_timeout(&d1)) {
	GPIO_WritePin(GPIOB, 12 , state1); state1 = !state1;
	DWT_nb_delay_ms(&d1, 300);
}

if (DWT_nb_timeout(&d2)) {
	GPIO_WritePin(GPIOB, 14 , state2); state2 = !state2;
	DWT_nb_delay_ms(&d2, 700);
}

// non blocking delay, USART1
if (DWT_nb_timeout(&usart1_d1)) {
	if (USART1_ReadString(buffer))
		USART1_SendString(buffer);
	DWT_nb_delay_ms(&usart1_d1, 50);
}

All libraries are under development and are provided as is.