diff --git a/src/dsp/node_code.rs b/src/dsp/node_code.rs
index f06ae5e..7b444fa 100644
--- a/src/dsp/node_code.rs
+++ b/src/dsp/node_code.rs
@@ -96,6 +96,7 @@ impl DspNode for Code {
 //        let clock = inp::TSeq::clock(inputs);
 //        let trig = inp::TSeq::trig(inputs);
 //        let cmode = at::TSeq::cmode(atoms);
+        let out = out::Code::sig(outputs);
 
         #[cfg(feature = "wblockdsp")]
         {
@@ -109,6 +110,7 @@ impl DspNode for Code {
 
             for frame in 0..ctx.nframes() {
                 let (s1, s2, ret) = backend.process(0.0, 0.0, 0.0, 0.0, 0.0, 0.0);
+                out.write(frame, ret);
             }
 
             ctx_vals[0].set(0.0);
diff --git a/src/nodes/node_conf.rs b/src/nodes/node_conf.rs
index c638644..6a589f0 100644
--- a/src/nodes/node_conf.rs
+++ b/src/nodes/node_conf.rs
@@ -3,18 +3,18 @@
 // See README.md and COPYING for details.
 
 use super::{
-    FeedbackFilter, GraphMessage, NodeOp, NodeProg, MAX_ALLOCATED_NODES, MAX_AVAIL_TRACKERS,
-    MAX_INPUTS, MAX_SCOPES, UNUSED_MONITOR_IDX, MAX_AVAIL_CODE_ENGINES
+    FeedbackFilter, GraphMessage, NodeOp, NodeProg, MAX_ALLOCATED_NODES, MAX_AVAIL_CODE_ENGINES,
+    MAX_AVAIL_TRACKERS, MAX_INPUTS, MAX_SCOPES, UNUSED_MONITOR_IDX,
 };
 use crate::dsp::tracker::{PatternData, Tracker};
 use crate::dsp::{node_factory, Node, NodeId, NodeInfo, ParamId, SAtom};
 use crate::monitor::{new_monitor_processor, MinMaxMonitorSamples, Monitor, MON_SIG_CNT};
 use crate::nodes::drop_thread::DropThread;
 use crate::util::AtomicFloat;
-use crate::SampleLibrary;
-use crate::ScopeHandle;
 #[cfg(feature = "wblockdsp")]
 use crate::wblockdsp::CodeEngine;
+use crate::SampleLibrary;
+use crate::ScopeHandle;
 
 use ringbuf::{Producer, RingBuffer};
 use std::collections::HashMap;
@@ -700,6 +700,19 @@ impl NodeConfigurator {
                 let code_idx = ni.instance();
                 if let Some(cod) = self.code_engines.get_mut(code_idx) {
                     node.set_backend(cod.get_backend());
+                    use wblockdsp::build::*;
+                    cod.upload(stmts(&[
+                        assign(
+                            "*phase",
+                            op_add(var("*phase"), op_mul(literal(440.0), var("israte"))),
+                        ),
+                        _if(
+                            op_gt(var("*phase"), literal(1.0)),
+                            assign("*phase", op_sub(var("*phase"), literal(1.0))),
+                            None,
+                        ),
+                        var("*phase"),
+                    ]));
                 }
             }
 
diff --git a/src/wblockdsp.rs b/src/wblockdsp.rs
index fcbbaa4..b05490c 100644
--- a/src/wblockdsp.rs
+++ b/src/wblockdsp.rs
@@ -42,20 +42,10 @@ impl CodeEngine {
 
         let lib = get_default_library();
 
-        Self {
-            lib,
-            dsp_ctx: DSPNodeContext::new_ref(),
-            update_prod,
-            return_cons,
-        }
+        Self { lib, dsp_ctx: DSPNodeContext::new_ref(), update_prod, return_cons }
     }
 
-    pub fn upload(
-        &mut self,
-        code_instance: usize,
-        ast: Box<ASTNode>,
-    ) -> Result<(), JITCompileError> {
-
+    pub fn upload(&mut self, ast: Box<ASTNode>) -> Result<(), JITCompileError> {
         let jit = JIT::new(self.lib.clone(), self.dsp_ctx.clone());
         let fun = jit.compile(ASTFun::new(ast))?;
         self.update_prod.push(CodeUpdateMsg::UpdateFun(fun));
@@ -97,7 +87,6 @@ impl Drop for CodeEngine {
     }
 }
 
-
 pub struct CodeEngineBackend {
     sample_rate: f32,
     function: Box<DSPFunction>,
@@ -106,7 +95,11 @@ pub struct CodeEngineBackend {
 }
 
 impl CodeEngineBackend {
-    fn new(function: Box<DSPFunction>, update_cons: Consumer<CodeUpdateMsg>, return_prod: Producer<CodeReturnMsg>) -> Self {
+    fn new(
+        function: Box<DSPFunction>,
+        update_cons: Consumer<CodeUpdateMsg>,
+        return_prod: Producer<CodeReturnMsg>,
+    ) -> Self {
         Self { sample_rate: 0.0, function, update_cons, return_prod }
     }