Debug rotary encoder ticks

tonarino · Dec 11, 2023 · 64b0e28 · 64b0e28
1 parent 8554094
commit 64b0e28
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Showing 4 changed files with 14 additions and 0 deletions.
diff --git a/Cargo.lock b/Cargo.lock
diff --git a/Cargo.toml b/Cargo.toml
@@ -6,6 +6,7 @@ license = "MIT"
 edition = "2018"
 
 [dependencies]
+arrayvec = { version = "0.5.2", default-features = false }
 stm32f4xx-hal = { version = "0.9", features = ["rt", "stm32f411", "usb_fs"] }
 embedded-hal = "0.2"
 cortex-m = "0.7"

diff --git a/src/counter.rs b/src/counter.rs
@@ -23,4 +23,8 @@ impl<PINS> Counter<PINS> {
             None
         }
     }
+
+    pub fn current_count(&self) -> u16 {
+        self.qei.count()
+    }
 }
diff --git a/src/main.rs b/src/main.rs
@@ -14,6 +14,8 @@ use crate::{
     rgb_led::{LedStrip, Pulser},
     serial::{Command, Report, SerialProtocol},
 };
+use arrayvec::ArrayString;
+use core::fmt::Write;
 use cortex_m_rt::entry;
 use embedded_hal::digital::v2::OutputPin;
 use hal::{
@@ -184,6 +186,10 @@ fn main() -> ! {
             _ => {},
         }
 
+        let mut buf = ArrayString::<[u8; 256]>::new();
+        write!(&mut buf, "count: {}", counter.current_count()).expect("can write count");
+        protocol.debug(buf.as_str());
+
         if let Some(diff) = counter.poll() {
             if !encoder_button.is_pressed() {
                 protocol.report(Report::DialValue { diff }).unwrap();
-Original file line number
+Diff line change
@@ Expand Up / @@ -23,4 +23,8 @@ impl<PINS> Counter<PINS> { @@
                 None
             }
         }
+        pub fn current_count(&self) -> u16 {
+            self.qei.count()
+        }
     }