hodasemi/Arduino-Pedal-Effects
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Prepare adc usage

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hodasemi 2022-10-28 17:33:44 +02:00
parent 99df32a0b9
commit 38e294b619
1 changed files with 18 additions and 2 deletions
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20
rust/pico/src/main.rs
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@ -4,11 +4,13 @@
#![no_std] #![no_std]
#![no_main] #![no_main]
extern crate alloc;
use alloc::string::ToString;
use bsp::entry; use bsp::entry;
use defmt::*; use defmt::*;
use defmt_rtt as _; use defmt_rtt as _;
use embedded_hal::digital::v2::OutputPin; use embedded_hal::digital::v2::OutputPin;
use embedded_time::fixed_point::FixedPoint;
use panic_probe as _; use panic_probe as _;
// Provide an alias for our BSP so we can switch targets quickly. // Provide an alias for our BSP so we can switch targets quickly.
@ -22,8 +24,11 @@ use bsp::hal::{
sio::Sio, sio::Sio,
usb::UsbBus, usb::UsbBus,
watchdog::Watchdog, watchdog::Watchdog,
Adc,
}; };
use embedded_hal::adc::OneShot;
use usb_device::{class_prelude::*, prelude::*}; use usb_device::{class_prelude::*, prelude::*};
use usbd_serial::SerialPort; use usbd_serial::SerialPort;
@ -84,6 +89,12 @@ fn main() -> ! {
.device_class(2) // from: https://www.usb.org/defined-class-codes .device_class(2) // from: https://www.usb.org/defined-class-codes
.build(); .build();
let mut adc = Adc::new(pac.ADC, &mut pac.RESETS);
let mut adc_pin_0 = pins.gpio26.into_floating_input();
// let mut adc_pin_1 = pins.gpio27.into_floating_input();
// let mut adc_pin_2 = pins.gpio28.into_floating_input();
let mut i = 0; let mut i = 0;
loop { loop {
@ -98,7 +109,12 @@ fn main() -> ! {
if i == 100 { if i == 100 {
i = 0; i = 0;
serial_send(&mut serial, "test");
let adc_0_value: u16 = adc.read(&mut adc_pin_0).unwrap();
// let adc_1_value: u16 = adc.read(&mut adc_pin_1).unwrap();
// let adc_2_value: u16 = adc.read(&mut adc_pin_2).unwrap();
serial_send(&mut serial, &adc_0_value.to_string());
} }
delay.delay_ms(8); delay.delay_ms(8);