From 8139ebdc1b0bc76ab9d9b98bd96c4e8338672165 Mon Sep 17 00:00:00 2001
From: linuswck <linuswck@m-labs.hk>
Date: Tue, 20 Feb 2024 12:30:00 +0800
Subject: [PATCH] ld_ctrl: set_dac() fn now returns the volt set - before this
 fix, set_dac() just returns the inputted voltage

---
 src/laser_diode/ld_ctrl.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/laser_diode/ld_ctrl.rs b/src/laser_diode/ld_ctrl.rs
index 10ab455..1d17c22 100644
--- a/src/laser_diode/ld_ctrl.rs
+++ b/src/laser_diode/ld_ctrl.rs
@@ -81,7 +81,7 @@ impl LdCtrl {
         let value = ((voltage / dac_out_v_max).get::<ratio>()
             * (max5719::MAX_VALUE as f64)) as u32;
         self.phy.dac.set(value).unwrap();
-        voltage
+        value as f64 * dac_out_v_max / max5719::MAX_VALUE as f64
     }
 
     pub fn set_i(&mut self, current: ElectricCurrent, transimpedance: TransimpedanceUnit, dac_out_v_max: ElectricPotential) -> ElectricCurrent {