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reserved Pins for S3

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- adding USB-OTG to reserved GPIO
- no read-only GPI
- if PSRAM found, add pins for "octal" PSRAM to unusable list (octal PSRAM seems to common on S3)
- ESP32: 37 and 38 are read-only
This commit is contained in:
Frank 2022-09-11 13:17:08 +02:00
parent 575a7531c5
commit 382bf1e94c
2 changed files with 14 additions and 6 deletions
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6
wled00/wled.cpp
View File

@ -302,10 +302,14 @@ void WLED::setup()
#if defined(ARDUINO_ARCH_ESP32) && defined(WLED_USE_PSRAM)
if (psramFound()) {
#if !defined(CONFIG_IDF_TARGET_ESP32S3)
#if !defined(CONFIG_IDF_TARGET_ESP32C3) && !defined(CONFIG_IDF_TARGET_ESP32S2) && !defined(CONFIG_IDF_TARGET_ESP32S3)
// GPIO16/GPIO17 reserved for SPI RAM
managed_pin_type pins[2] = { {16, true}, {17, true} };
pinManager.allocateMultiplePins(pins, 2, PinOwner::SPI_RAM);
#elif defined(CONFIG_IDF_TARGET_ESP32S3)
// S3: add GPIO 33-37 for "octal" PSRAM
managed_pin_type pins[5] = { {33, true}, {34, true}, {35, true}, {36, true}, {37, true} };
pinManager.allocateMultiplePins(pins, 5, PinOwner::SPI_RAM);
#endif
DEBUG_PRINT(F("Total PSRAM: ")); DEBUG_PRINT(ESP.getPsramSize()/1024); DEBUG_PRINTLN("kB");
DEBUG_PRINT(F("Free PSRAM : ")); DEBUG_PRINT(ESP.getFreePsram()/1024); DEBUG_PRINTLN("kB");

14
wled00/xml.cpp
View File

@ -190,12 +190,14 @@ void appendGPIOinfo() {
oappend(SET_F("];"));
// add reserved and usermod pins as d.um_p array
#if defined(CONFIG_IDF_TARGET_ESP32S2) || defined(CONFIG_IDF_TARGET_ESP32S3)
#if defined(CONFIG_IDF_TARGET_ESP32S2)
oappend(SET_F("d.rsvd=[22,23,24,25,26,27,28,29,30,31,32"));
#elif defined(CONFIG_IDF_TARGET_ESP32S3)
oappend(SET_F("d.rsvd=[19,20,22,23,24,25,26,27,28,29,30,31,32")); // includes 19+20 for USB OTG (JTAG)
#elif defined(CONFIG_IDF_TARGET_ESP32C3)
oappend(SET_F("d.rsvd=[11,12,13,14,15,16,17"));
#elif defined(ESP32)
oappend(SET_F("d.rsvd=[6,7,8,9,10,11,24,28,29,30,31,37,38"));
oappend(SET_F("d.rsvd=[6,7,8,9,10,11,24,28,29,30,31,37,38")); // ? what are 37+38 reserved for on ESP32?
#else
oappend(SET_F("d.rsvd=[6,7,8,9,10,11"));
#endif
@ -205,7 +207,7 @@ void appendGPIOinfo() {
#endif
#ifdef WLED_DEBUG
oappend(SET_F(",")); oappend(itoa(TX,nS,10));// debug output (TX) pin
oappend(SET_F(",")); oappend(itoa(hardwareTX,nS,10));// debug output (TX) pin
#endif
//Note: Using pin 3 (RX) disables Adalight / Serial JSON
@ -213,6 +215,8 @@ void appendGPIOinfo() {
#if defined(ARDUINO_ARCH_ESP32) && defined(WLED_USE_PSRAM)
#if !defined(CONFIG_IDF_TARGET_ESP32S2) && !defined(CONFIG_IDF_TARGET_ESP32S3) && !defined(CONFIG_IDF_TARGET_ESP32C3)
if (psramFound()) oappend(SET_F(",16,17")); // GPIO16 & GPIO17 reserved for SPI RAM on ESP32 (not on S2, S3 or C3)
#elif defined(CONFIG_IDF_TARGET_ESP32S3)
if (psramFound()) oappend(SET_F(",33,34,35,36,37")); // in use for "octal" PSRAM or "octal" FLASH -seems that octal PSRAM is very common on S3.
#endif
#endif
@ -244,11 +248,11 @@ void appendGPIOinfo() {
#if defined(CONFIG_IDF_TARGET_ESP32S2)
oappendi(46);
#elif defined(CONFIG_IDF_TARGET_ESP32S3)
oappend(SET_F("39,41,42,44"));
// none for S3
#elif defined(CONFIG_IDF_TARGET_ESP32C3)
// none for C3
#elif defined(ESP32)
oappend(SET_F("34,35,36,39"));
oappend(SET_F("34,35,36,37,38,39"));
#else
// none for ESP8266
#endif