From 0f322c1d4ef341c3468ff291fca740bcdae3fa48 Mon Sep 17 00:00:00 2001
From: Jacob Rosenthal <jacobrosenthal@gmail.com>
Date: Fri, 12 Nov 2021 08:55:20 -0700
Subject: [PATCH] fix set_duty ptr write

---
 embassy-nrf/src/pwm.rs | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/embassy-nrf/src/pwm.rs b/embassy-nrf/src/pwm.rs
index 3301093f5..90cdf69c6 100644
--- a/embassy-nrf/src/pwm.rs
+++ b/embassy-nrf/src/pwm.rs
@@ -438,6 +438,11 @@ impl<'d, T: Instance> SimplePwm<'d, T> {
 
         self.duty[channel] = duty & 0x7FFF;
 
+        // reload ptr in case self was moved
+        r.seq0
+            .ptr
+            .write(|w| unsafe { w.bits((&self.duty).as_ptr() as u32) });
+
         // defensive before seqstart
         compiler_fence(Ordering::SeqCst);