From c276515f5a68baba34f01799211963875f703f6d Mon Sep 17 00:00:00 2001
From: Frank <91616163+softhack007@users.noreply.github.com>
Date: Fri, 15 Sep 2023 12:28:50 +0200
Subject: [PATCH] default pins for Mini shield with Lolin -S2 mini

---
 platformio.ini | 31 ++++++++++++++++---------------
 1 file changed, 16 insertions(+), 15 deletions(-)

diff --git a/platformio.ini b/platformio.ini
index ad6e6c28..734d58d2 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -1801,6 +1801,7 @@ monitor_filters = esp32_exception_decoder
 ; Flash: [==========]  97.9% (used 1411114 bytes from 1441792 bytes)   !!! 98%
 
 ;; MM environment for generic ESP32-S2, with PSRAM, 4MB flash (300kB filesystem to have more program space)
+;; PINs assignments optimized for use with serg74 "mini shield"
 [env:esp32s2_PSRAM_M]
 extends = esp32_4MB_V4_M_base
 platform = ${esp32.platformV4}                           ;; more stable on -S2 than 5.1.1
@@ -1812,41 +1813,41 @@ board_build.flash_mode = dio
 upload_speed = 256000 ;; 921600
 build_unflags = ${common.build_unflags}
   -DARDUINO_USB_CDC_ON_BOOT=1
+  -DARDUINO_USB_DFU_ON_BOOT=0
   -D USERMOD_DALLASTEMPERATURE ;; disabled because it hangs during usermod setup on -S3 (autodetect broken?)
   -D WLED_ENABLE_DMX ;; disabled because it does not work with ESP-IDF 4.4.x (buggy driver in SparkFunDMX)
   -D WLED_ENABLE_DMX_INPUT ;; needs more testing
 build_flags = ${common.build_flags} ${esp32s2.build_flags} 
-  ${Debug_Flags.build_flags}
+  ;; ${Debug_Flags.build_flags}
   -D WLED_WATCHDOG_TIMEOUT=0 -D CONFIG_ASYNC_TCP_USE_WDT=0
   ${common_mm.build_flags_S} ${common_mm.build_flags_M}
   -Wno-misleading-indentation -Wno-format-truncation
   -D WLED_RELEASE_NAME=esp32s2_4MB_M
-  -DLOLIN_WIFI_FIX -DWLEDMM_WIFI_POWERON_HACK ;; seems to work much better with this
-  -DARDUINO_USB_CDC_ON_BOOT=0
-  -DARDUINO_USB_MSC_ON_BOOT=0 -DARDUINO_USB_DFU_ON_BOOT=0
-  -D WLED_DISABLE_ADALIGHT     ;; disables serial protocols, as the board only has CDC USB
   -DBOARD_HAS_PSRAM -D WLED_USE_PSRAM_JSON ;; -D WLED_USE_PSRAM
-  ; -D WLEDMM_WIFI_POWERON_HACK -DLOLIN_WIFI_FIX ;; use this _only_ if your device is not able to make a WiFI connection!
+  -DLOLIN_WIFI_FIX -DWLEDMM_WIFI_POWERON_HACK ;; seems to work much better with this
+  -DARDUINO_USB_CDC_ON_BOOT=0 -DARDUINO_USB_MSC_ON_BOOT=0 -DARDUINO_USB_DFU_ON_BOOT=1
+  -D WLED_DISABLE_ADALIGHT     ;; disables serial protocols, as the board only has CDC USB
   -D WLED_DISABLE_INFRARED ;; save flash space
   -D WLED_DISABLE_ALEXA    ;; save flash space
   -D WLED_DISABLE_HUESYNC  ;; save flash space
   -D WLED_DISABLE_LOXONE   ;; save flash space
-  -D LEDPIN=16
-  -D BTNPIN=-1 -D RLYPIN=-1 -D IRPIN=-1
-  -D HW_PIN_SCL=40 -D HW_PIN_SDA=41
-  -D HW_PIN_MOSISPI=35 ;WLEDMM renamed from HW_PIN_DATASPI
-  -D HW_PIN_CLOCKSPI=36
-  -D HW_PIN_MISOSPI=37
   -D AUDIOPIN=-1
-  -D SR_DMTYPE=1 -D I2S_SDPIN=9 -D I2S_WSPIN=8 -D I2S_CKPIN=17 -D MCLK_PIN=18
+  -D BTNPIN=-1 -D IRPIN=-1
+  -D LEDPIN=16  ;; second led pin = 18
+  -D HW_PIN_SCL=35 -D HW_PIN_SDA=33
+  -D RLYPIN=9
+  ;; -D HW_PIN_MOSISPI=11 -D HW_PIN_CLOCKSPI=7 -D HW_PIN_MISOSPI=9  ;; 9 already in use for RELAY, 7 for IR
+  -D SR_DMTYPE=1 -D I2S_SDPIN=34 -D I2S_CKPIN=14 -D I2S_WSPIN=17 -D MCLK_PIN=-1 ;; reommended for mini shield
+  ;; -D FFTTASK_PRIORITY=2  ;; useful for testing FFT timing. reduces audio latency, but makes effects slower.
+  ;; -D STATUSLED=15
   -D WLED_USE_MY_CONFIG
 lib_deps = ${esp32s2.lib_deps} ${common_mm.lib_deps_S} ${common_mm.lib_deps_V4_M}
 lib_ignore = 
   IRremoteESP8266 ; use with WLED_DISABLE_INFRARED for faster compilation
   OneWire         ; not needed as we don't include USERMOD_DALLASTEMPERATURE
 monitor_filters = esp32_exception_decoder
-; RAM:   [===       ]  30.9% (used 101228 bytes from 327680 bytes)
-; Flash: [========  ]  80.4% (used 1527278 bytes from 1900544 bytes)
+; RAM:   [===       ]  29.7% (used 97376 bytes from 327680 bytes)
+; Flash: [========  ]  81.4% (used 1547834 bytes from 1900544 bytes)
 
 
 ;; MM environment for generic ESP32-C3 -> 4MB flash, no PSRAM