#![deny(unsafe_code)]
#![no_main]
#![no_std]
use panic_semihosting as _;
use cortex_m_rt::entry;
use stm32f1xx_hal::{adc, pac, prelude::*};
use cortex_m_semihosting::hprintln;
#[entry]
fn main() -> ! {
let p = pac::Peripherals::take().unwrap();
let mut flash = p.FLASH.constrain();
let rcc = p.RCC.constrain();
let clocks = rcc.cfgr.adcclk(2.MHz()).freeze(&mut flash.acr);
hprintln!("adc freq: {}", clocks.adcclk());
let mut adc1 = adc::Adc::adc1(p.ADC1, clocks);
#[cfg(any(feature = "stm32f103", feature = "connectivity"))]
let mut adc2 = adc::Adc::adc2(p.ADC2, clocks);
let mut gpiob = p.GPIOB.split();
let mut ch0 = gpiob.pb0.into_analog(&mut gpiob.crl);
#[cfg(any(feature = "stm32f103", feature = "connectivity"))]
let mut ch1 = gpiob.pb1.into_analog(&mut gpiob.crl);
loop {
let data: u16 = adc1.read(&mut ch0).unwrap();
hprintln!("adc1: {}", data);
#[cfg(any(feature = "stm32f103", feature = "connectivity"))]
{
let data1: u16 = adc2.read(&mut ch1).unwrap();
hprintln!("adc2: {}", data1);
}
}
}