diff --git a/firmware/src/main.rs b/firmware/src/main.rs
index 42c7920..1b0988b 100644
--- a/firmware/src/main.rs
+++ b/firmware/src/main.rs
@@ -79,10 +79,24 @@ fn main() {
 
         let mut loop_anode = LOOP_ANODE.borrow(cs).borrow_mut();
         let mut loop_cathode = LOOP_CATHODE.borrow(cs).borrow_mut();
-        let anode_cathode = 20.0;
-        let cathode_bias = 12.0;
-        loop_anode.set_target(anode_cathode+cathode_bias);
-        loop_cathode.set_emission_target(anode_cathode/10000.0);
+        /*
+        // ZJ-10
+        let anode = 165.0;
+        let cathode_bias = 50.0;
+        let emission = 0.5e-3;
+        */
+        /*
+        // ZJ-27
+        let anode = 225.0;
+        let cathode_bias = 25.0;
+        let emission = 1.0e-3;
+        */
+        // ZJ-12
+        let anode = 200.0;
+        let cathode_bias = 50.0;
+        let emission = 4.0e-3;
+        loop_anode.set_target(anode);
+        loop_cathode.set_emission_target(emission);
         loop_cathode.set_bias_target(cathode_bias);
     });