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Merge pull request #330 from troyhacks/mdev

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Always allow proper serial console on S3/C3/C6/etc under ALL conditions
This commit is contained in:
Frank Möhle
2026-02-07 12:21:59 +01:00
committed by GitHub
parent 812c5ca315 a5c6740d96
commit d304e9021c
2 changed files with 31 additions and 19 deletions
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46
wled00/wled.cpp
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@@ -26,31 +26,37 @@
#if defined(ESP8266) || defined(ARDUINO_ARCH_ESP8266)
#error please fix your build environment. ESP32 and ESP8266 are both defined.
#endif
// only one of ARDUINO_ARCH_ESP32S2, ARDUINO_ARCH_ESP32S3, ARDUINO_ARCH_ESP32C3 allowed
#if defined(ARDUINO_ARCH_ESP32S3) && ( defined(ARDUINO_ARCH_ESP32S2) || defined(ARDUINO_ARCH_ESP32C3) )
#error please fix your build environment. only one of ARDUINO_ARCH_ESP32S3, ARDUINO_ARCH_ESP32S2, ARDUINO_ARCH_ESP32C3 may be defined
// only one of ARDUINO_ARCH_ESP32S2, ARDUINO_ARCH_ESP32S3, ARDUINO_ARCH_ESP32C3, ARDUINO_ARCH_ESP32C6 allowed
#if defined(ARDUINO_ARCH_ESP32S3) && ( defined(ARDUINO_ARCH_ESP32S2) || defined(ARDUINO_ARCH_ESP32C3) || defined(ARDUINO_ARCH_ESP32C6) )
#error please fix your build environment. only one of ARDUINO_ARCH_ESP32S3, ARDUINO_ARCH_ESP32S2, ARDUINO_ARCH_ESP32C3, ARDUINO_ARCH_ESP32C6 may be defined
#endif
#if defined(ARDUINO_ARCH_ESP32S2) && ( defined(ARDUINO_ARCH_ESP32S3) || defined(ARDUINO_ARCH_ESP32C3) )
#error please fix your build environment. only one of ARDUINO_ARCH_ESP32S3, ARDUINO_ARCH_ESP32S2, ARDUINO_ARCH_ESP32C3 may be defined
#if defined(ARDUINO_ARCH_ESP32S2) && ( defined(ARDUINO_ARCH_ESP32S3) || defined(ARDUINO_ARCH_ESP32C3) || defined(ARDUINO_ARCH_ESP32C6) )
#error please fix your build environment. only one of ARDUINO_ARCH_ESP32S3, ARDUINO_ARCH_ESP32S2, ARDUINO_ARCH_ESP32C3, ARDUINO_ARCH_ESP32C6 may be defined
#endif
#if defined(CONFIG_IDF_TARGET_ESP32) && ( defined(CONFIG_IDF_TARGET_ESP32S3) || defined(CONFIG_IDF_TARGET_ESP32S2) || defined(CONFIG_IDF_TARGET_ESP32C3))
#if defined(ARDUINO_ARCH_ESP32C6) && ( defined(ARDUINO_ARCH_ESP32S3) || defined(ARDUINO_ARCH_ESP32S2) || defined(ARDUINO_ARCH_ESP32C3) )
#error please fix your build environment. only one of ARDUINO_ARCH_ESP32S3, ARDUINO_ARCH_ESP32S2, ARDUINO_ARCH_ESP32C3, ARDUINO_ARCH_ESP32C6 may be defined
#endif
#if defined(CONFIG_IDF_TARGET_ESP32) && ( defined(CONFIG_IDF_TARGET_ESP32S3) || defined(CONFIG_IDF_TARGET_ESP32S2) || defined(CONFIG_IDF_TARGET_ESP32C3) || defined(CONFIG_IDF_TARGET_ESP32C6))
#error please fix your build environment. only one CONFIG_IDF_TARGET may be defined
#endif
// make sure we have a supported CONFIG_IDF_TARGET_
#if !defined(CONFIG_IDF_TARGET_ESP32) && !defined(CONFIG_IDF_TARGET_ESP32S3) && !defined(CONFIG_IDF_TARGET_ESP32S2) && !defined(CONFIG_IDF_TARGET_ESP32C3)
#if !defined(CONFIG_IDF_TARGET_ESP32) && !defined(CONFIG_IDF_TARGET_ESP32S3) && !defined(CONFIG_IDF_TARGET_ESP32S2) && !defined(CONFIG_IDF_TARGET_ESP32C3) && !defined(CONFIG_IDF_TARGET_ESP32C6)
#error please fix your build environment. No supported CONFIG_IDF_TARGET was defined
#endif
#if CONFIG_IDF_TARGET_ESP32_SOLO || CONFIG_IDF_TARGET_ESP32SOLO
#warning ESP32 SOLO (single core) is not supported.
#endif
// only one of CONFIG_IDF_TARGET_ESP32, CONFIG_IDF_TARGET_ESP32S2, CONFIG_IDF_TARGET_ESP32S3, CONFIG_IDF_TARGET_ESP32C3 is allowed
#if defined(CONFIG_IDF_TARGET_ESP32) && ( defined(CONFIG_IDF_TARGET_ESP32S3) || defined(CONFIG_IDF_TARGET_ESP32S2) || defined(CONFIG_IDF_TARGET_ESP32C3))
// only one of CONFIG_IDF_TARGET_ESP32, CONFIG_IDF_TARGET_ESP32S2, CONFIG_IDF_TARGET_ESP32S3, CONFIG_IDF_TARGET_ESP32C3, CONFIG_IDF_TARGET_ESP32C6 is allowed
#if defined(CONFIG_IDF_TARGET_ESP32) && ( defined(CONFIG_IDF_TARGET_ESP32S3) || defined(CONFIG_IDF_TARGET_ESP32S2) || defined(CONFIG_IDF_TARGET_ESP32C3) || defined(CONFIG_IDF_TARGET_ESP32C6))
#error please fix your build environment. only one CONFIG_IDF_TARGET may be defined
#endif
#if defined(CONFIG_IDF_TARGET_ESP32S3) && ( defined(CONFIG_IDF_TARGET_ESP32) || defined(CONFIG_IDF_TARGET_ESP32S2) || defined(CONFIG_IDF_TARGET_ESP32C3))
#if defined(CONFIG_IDF_TARGET_ESP32S3) && ( defined(CONFIG_IDF_TARGET_ESP32) || defined(CONFIG_IDF_TARGET_ESP32S2) || defined(CONFIG_IDF_TARGET_ESP32C3) || defined(CONFIG_IDF_TARGET_ESP32C6))
#error please fix your build environment. only one CONFIG_IDF_TARGET may be defined
#endif
#if defined(CONFIG_IDF_TARGET_ESP32C3) && ( defined(CONFIG_IDF_TARGET_ESP32) || defined(CONFIG_IDF_TARGET_ESP32S3) || defined(CONFIG_IDF_TARGET_ESP32S2))
#if defined(CONFIG_IDF_TARGET_ESP32C3) && ( defined(CONFIG_IDF_TARGET_ESP32) || defined(CONFIG_IDF_TARGET_ESP32S3) || defined(CONFIG_IDF_TARGET_ESP32S2) || defined(CONFIG_IDF_TARGET_ESP32C6))
#error please fix your build environment. only one CONFIG_IDF_TARGET may be defined
#endif
#if defined(CONFIG_IDF_TARGET_ESP32C6) && ( defined(CONFIG_IDF_TARGET_ESP32) || defined(CONFIG_IDF_TARGET_ESP32S3) || defined(CONFIG_IDF_TARGET_ESP32S2) || defined(CONFIG_IDF_TARGET_ESP32C3))
#error please fix your build environment. only one CONFIG_IDF_TARGET may be defined
#endif
@@ -466,13 +472,19 @@ void WLED::setup()
#ifdef WLED_BOOTUPDELAY
delay(WLED_BOOTUPDELAY); // delay to let voltage stabilize, helps with boot issues on some setups
#endif
Serial.begin(115200);
#if !defined(WLEDMM_NO_SERIAL_WAIT) || defined(WLED_DEBUG)
#if ARDUINO_USB_CDC_ON_BOOT && (defined(CONFIG_IDF_TARGET_ESP32S3) || defined(CONFIG_IDF_TARGET_ESP32C3) || defined(CONFIG_IDF_TARGET_ESP32C6) || defined(CONFIG_IDF_TARGET_ESP32P4))
Serial.begin(115200); // WLEDMM avoid "hung devices" when USB_CDC is enabled; see https://github.com/espressif/arduino-esp32/issues/9043
Serial.setTxTimeoutMs(0); // potential side-effect: incomplete debug output, with missing characters whenever TX buffer is full.
#else
Serial.begin(115200);
#endif
#if !defined(WLEDMM_NO_SERIAL_WAIT) || defined(WLED_DEBUG)
if (!Serial) delay(1000); // WLEDMM make sure that Serial has initalized
#else
#else
if (!Serial) delay(300); // just a tiny wait to avoid problems later when acessing serial
#endif
#endif
init_math(); // WLEDMM: pre-calculate some lookup tables
@@ -495,9 +507,9 @@ void WLED::setup()
if (!Serial) delay(2500); // WLEDMM allow CDC USB serial to initialise (WLED_DEBUG only)
#endif
#if ARDUINO_USB_CDC_ON_BOOT || ARDUINO_USB_MODE
#if ARDUINO_USB_CDC_ON_BOOT && (defined(CONFIG_IDF_TARGET_ESP32S3) || defined(CONFIG_IDF_TARGET_ESP32C3) || defined(CONFIG_IDF_TARGET_ESP32C6))
#if ARDUINO_USB_CDC_ON_BOOT && (defined(CONFIG_IDF_TARGET_ESP32S3) || defined(CONFIG_IDF_TARGET_ESP32C3) || defined(CONFIG_IDF_TARGET_ESP32C6) || defined(CONFIG_IDF_TARGET_ESP32P4))
// WLEDMM avoid "hung devices" when USB_CDC is enabled; see https://github.com/espressif/arduino-esp32/issues/9043
Serial.setTxTimeoutMs(0); // potential side-effect: incomplete debug output, with missing characters whenever TX buffer is full.
Serial.setTxTimeoutMs(0);
#endif
#if !defined(WLEDMM_NO_SERIAL_WAIT) || defined(WLED_DEBUG)
if (!Serial) delay(2500); // WLEDMM: always allow CDC USB serial to initialise

4
wled00/wled_serial.cpp
View File

@@ -76,8 +76,8 @@ void sendBytes(){
}
bool canUseSerial(void) { // WLEDMM returns true if Serial can be used for debug output (i.e. not configured for other purpose)
#if defined(CONFIG_IDF_TARGET_ESP32C3) && ARDUINO_USB_CDC_ON_BOOT && !defined(WLED_DEBUG_HOST)
// on -C3, USB CDC blocks if disconnected! so check if Serial is active before printing to it.
#if ARDUINO_USB_CDC_ON_BOOT && (defined(CONFIG_IDF_TARGET_ESP32S3) || defined(CONFIG_IDF_TARGET_ESP32C3) || defined(CONFIG_IDF_TARGET_ESP32C6) || defined(CONFIG_IDF_TARGET_ESP32P4)) && !defined(WLED_DEBUG_HOST)
// on S3/C3/C6/P4, USB CDC blocks if disconnected! so check if Serial is active before printing to it.
if (!Serial) return false;
#endif
if (pinManager.isPinAllocated(hardwareTX) && (pinManager.getPinOwner(hardwareTX) != PinOwner::DebugOut))