Jan/WLED_MM_Infinity
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add P4, bring back lost comment

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minor updates
- added ESP32-P4 to USB-CDC whitelist
- restored lost comment
This commit is contained in:
Frank
2026-02-06 19:00:48 +01:00
parent a001bd1892
commit a5c6740d96
2 changed files with 5 additions and 5 deletions
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6
wled00/wled.cpp
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@@ -473,7 +473,7 @@ void WLED::setup()
delay(WLED_BOOTUPDELAY); // delay to let voltage stabilize, helps with boot issues on some setups
#endif
#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))
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
@@ -507,8 +507,8 @@ 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);
#endif
#if !defined(WLEDMM_NO_SERIAL_WAIT) || defined(WLED_DEBUG)

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 ARDUINO_USB_CDC_ON_BOOT && (defined(CONFIG_IDF_TARGET_ESP32S3) || defined(CONFIG_IDF_TARGET_ESP32C3) || defined(CONFIG_IDF_TARGET_ESP32C6)) && !defined(WLED_DEBUG_HOST)
// on S3/C3/C6, 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))