There are 3 posts under tag ADC.

Using ADC Peripherals on the Blue Pill (STM32F103C8) with Scan Mode from introduction and schematic diagrams to program examples

Using ADC Peripherals on the Blue Pill (STM32F103C8) with Continuous Conversion methods in Rust, covering Polling, DMA, and Interrupt techniques, complete with code examples.

Configuring the Blue Pill (STM32F103C8) GPIO pins as analog inputs using Rust programming languages. This covers everything from the Analog-to-Digital Converter (ADC) specifications and advanced ADC features to practical analog input programming examples.