From 06a424f755085319626dbf65af610ca4ece20c95 Mon Sep 17 00:00:00 2001
From: Jason2866 <24528715+Jason2866@users.noreply.github.com>
Date: Sun, 23 May 2021 14:43:47 +0200
Subject: [PATCH 1/3] enable 16k extra heap

---
 platformio_tasmota_cenv_sample.ini | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/platformio_tasmota_cenv_sample.ini b/platformio_tasmota_cenv_sample.ini
index b3344dedb..e8627645d 100644
--- a/platformio_tasmota_cenv_sample.ini
+++ b/platformio_tasmota_cenv_sample.ini
@@ -21,6 +21,8 @@ build_flags                 = ${esp82xx_defaults.build_flags}
 ; *** Use ONE of the two PWM variants. Tasmota default is Locked PWM
                               ;-DWAVEFORM_LOCKED_PHASE
                               -DWAVEFORM_LOCKED_PWM
+                              ; 16k extra heap https://github.com/esp8266/Arduino/pull/7060
+                              -DMMU_IRAM_SIZE=0xC000
                               -Wno-switch-unreachable
 
 

From 272df4c37d739e2694f7d87d0e68224a0790c654 Mon Sep 17 00:00:00 2001
From: Jason2866 <24528715+Jason2866@users.noreply.github.com>
Date: Sun, 23 May 2021 15:42:30 +0200
Subject: [PATCH 2/3] support Pio MMU switch

---
 platformio_tasmota_cenv_sample.ini | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/platformio_tasmota_cenv_sample.ini b/platformio_tasmota_cenv_sample.ini
index e8627645d..85496d649 100644
--- a/platformio_tasmota_cenv_sample.ini
+++ b/platformio_tasmota_cenv_sample.ini
@@ -12,7 +12,7 @@ build_flags  = ${common.build_flags}
 
 [core_stage]
 ; *** Esp8266 core for Arduino version stage
-platform_packages           = framework-arduinoespressif8266 @ https://github.com/esp8266/Arduino/releases/download/3.0.0/esp8266-3.0.0.zip
+platform_packages           = framework-arduinoespressif8266 @ https://github.com/tasmota/Arduino.git#3.0.0.1
 ; *** Use Xtensa build chain 10.2. GNU23 from https://github.com/earlephilhower/esp-quick-toolchain
                               tasmota/toolchain-xtensa @ 5.100200.210303
 build_unflags               = ${esp_defaults.build_unflags}
@@ -22,7 +22,7 @@ build_flags                 = ${esp82xx_defaults.build_flags}
                               ;-DWAVEFORM_LOCKED_PHASE
                               -DWAVEFORM_LOCKED_PWM
                               ; 16k extra heap https://github.com/esp8266/Arduino/pull/7060
-                              -DMMU_IRAM_SIZE=0xC000
+                              -DPIO_FRAMEWORK_MMU__16KB_CACHE__48KB_IRAM
                               -Wno-switch-unreachable
 
 

From d327655b8f9f04c2f8311b2890b428b55f383492 Mon Sep 17 00:00:00 2001
From: Jason2866 <24528715+Jason2866@users.noreply.github.com>
Date: Sun, 23 May 2021 16:08:15 +0200
Subject: [PATCH 3/3] Remove old PWM selection

not supported anymore with core 3.x
---
 platformio_tasmota_cenv_sample.ini | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/platformio_tasmota_cenv_sample.ini b/platformio_tasmota_cenv_sample.ini
index 85496d649..f5f7ae8c4 100644
--- a/platformio_tasmota_cenv_sample.ini
+++ b/platformio_tasmota_cenv_sample.ini
@@ -18,11 +18,8 @@ platform_packages           = framework-arduinoespressif8266 @ https://github.co
 build_unflags               = ${esp_defaults.build_unflags}
                               -Wswitch-unreachable
 build_flags                 = ${esp82xx_defaults.build_flags}
-; *** Use ONE of the two PWM variants. Tasmota default is Locked PWM
-                              ;-DWAVEFORM_LOCKED_PHASE
-                              -DWAVEFORM_LOCKED_PWM
-                              ; 16k extra heap https://github.com/esp8266/Arduino/pull/7060
-                              -DPIO_FRAMEWORK_MMU__16KB_CACHE__48KB_IRAM
+; *** 16k extra heap https://github.com/esp8266/Arduino/pull/7060
+                              ;-DPIO_FRAMEWORK_MMU__16KB_CACHE__48KB_IRAM
                               -Wno-switch-unreachable