1 files changed, 40 insertions, 0 deletions
diff --git a/examples/lock2.rs b/examples/lock2.rs
new file mode 100644
index 00000000..ab41cf8a
--- /dev/null
+++ b/examples/lock2.rs
@@ -0,0 +1,40 @@
+//! examples/lock2.rs
+
+#![deny(unsafe_code)]
+#![deny(warnings)]
+#![no_main]
+#![no_std]
+
+use cortex_m_semihosting::debug;
+use lm3s6965::Interrupt;
+
+#[rtic::app(device = lm3s6965)]
+const APP: () = {
+    struct Resources {
+        #[init(0)]
+        shared: u32,
+        #[init(0)]
+        shared2: u32,
+    }
+
+    #[init]
+    fn init(_: init::Context) {
+        rtic::pend(Interrupt::GPIOA);
+    }
+
+    // when omitted priority is assumed to be `1`
+    #[task(binds = GPIOA, resources = [shared, shared2])]
+    fn gpioa(mut c: gpioa::Context) {
+        c.resources.shared.lock(|shared| {
+            *shared += 1;
+            rtic::pend(Interrupt::GPIOB);
+        });
+
+        debug::exit(debug::EXIT_SUCCESS);
+    }
+
+    #[task(binds = GPIOB, priority = 2, resources = [shared, shared2])]
+    fn gpiob(c: gpiob::Context) {
+        *c.resources.shared += 1;
+    }
+};