From 487378b71e0587110728f4892d2cd9965ce6608f Mon Sep 17 00:00:00 2001
From: Artem Sheremet <dot.doom@gmail.com>
Date: Tue, 3 Oct 2023 16:18:04 +0200
Subject: [PATCH] Ignore interrupts while sending blinds signal

Makes transmission more reliable.
---
 blinds.yaml | 3 +++
 somfy.h     | 5 +++++
 2 files changed, 8 insertions(+)

diff --git a/blinds.yaml b/blinds.yaml
index f64f02e..b885bb6 100644
--- a/blinds.yaml
+++ b/blinds.yaml
@@ -9,6 +9,9 @@ esphome:
   includes:
   - somfy.h
 
+  libraries:
+  - SPI
+
 packages:
   device_base: !include templates/esp8266.yaml
   sensor: !include templates/esp8266-vcc.yaml
diff --git a/somfy.h b/somfy.h
index e0c5979..348ad65 100644
--- a/somfy.h
+++ b/somfy.h
@@ -1,3 +1,4 @@
+#include <SPI.h>
 #include "esphome.h"
 
 namespace {
@@ -104,6 +105,8 @@ class SomfyRTS : public Component, public Cover {
         frame[i] ^= frame[i-1];
       }
 
+      noInterrupts();
+
       // Wake-up pulse & silence.
       digitalWrite(rfPin, HIGH);
       delayMicroseconds(9415);
@@ -150,6 +153,8 @@ class SomfyRTS : public Component, public Cover {
         delayMicroseconds(30415);
       }
 
+      interrupts();
+
       // Publish the new rolling code at the end to ensure fast reaction time
       // when the component is called. This method may be synchronous and
       // introduces an unpredictable delay.