diff --git a/rust/pico/src/main.rs b/rust/pico/src/main.rs
index 209b567..127d17d 100644
--- a/rust/pico/src/main.rs
+++ b/rust/pico/src/main.rs
@@ -4,11 +4,13 @@
 #![no_std]
 #![no_main]
 
+extern crate alloc;
+
+use alloc::string::ToString;
 use bsp::entry;
 use defmt::*;
 use defmt_rtt as _;
 use embedded_hal::digital::v2::OutputPin;
-use embedded_time::fixed_point::FixedPoint;
 use panic_probe as _;
 
 // Provide an alias for our BSP so we can switch targets quickly.
@@ -22,8 +24,11 @@ use bsp::hal::{
     sio::Sio,
     usb::UsbBus,
     watchdog::Watchdog,
+    Adc,
 };
 
+use embedded_hal::adc::OneShot;
+
 use usb_device::{class_prelude::*, prelude::*};
 use usbd_serial::SerialPort;
 
@@ -84,6 +89,12 @@ fn main() -> ! {
         .device_class(2) // from: https://www.usb.org/defined-class-codes
         .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;
 
     loop {
@@ -98,7 +109,12 @@ fn main() -> ! {
 
         if i == 100 {
             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);