From 34e9e8581914af6f91ac21de9f027ddb0b67e9c4 Mon Sep 17 00:00:00 2001
From: huntc <huntchr@gmail.com>
Date: Fri, 15 Oct 2021 08:12:13 +1100
Subject: [PATCH] We can kick start the internal timer outside of the main loop

---
 embassy-nrf/src/saadc.rs | 21 ++++++++++-----------
 1 file changed, 10 insertions(+), 11 deletions(-)

diff --git a/embassy-nrf/src/saadc.rs b/embassy-nrf/src/saadc.rs
index 039893d1..2a105983 100644
--- a/embassy-nrf/src/saadc.rs
+++ b/embassy-nrf/src/saadc.rs
@@ -270,13 +270,16 @@ impl<'d, const N: usize> Saadc<'d, N> {
 
         // Establish mode and sample rate
         match mode {
-            Mode::Timers(sample_rate) => r.samplerate.write(|w| {
-                unsafe {
-                    w.cc().bits(sample_rate);
-                    w.mode().timers();
-                }
-                w
-            }),
+            Mode::Timers(sample_rate) => {
+                r.samplerate.write(|w| {
+                    unsafe {
+                        w.cc().bits(sample_rate);
+                        w.mode().timers();
+                    }
+                    w
+                });
+                r.tasks_sample.write(|w| unsafe { w.bits(1) }); // Need to kick-start the internal timer
+            }
             Mode::Task => r.samplerate.write(|w| {
                 unsafe {
                     w.cc().bits(0);
@@ -334,10 +337,6 @@ impl<'d, const N: usize> Saadc<'d, N> {
                 r.events_started.reset();
                 r.intenset.write(|w| w.started().set());
 
-                if let Mode::Timers(_) = mode {
-                    r.tasks_sample.write(|w| unsafe { w.bits(1) });
-                }
-
                 let next_buffer = 1 - current_buffer;
                 r.result
                     .ptr