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ESP32-P4:UART irDA mode don't work #12474

@RadioDisney

Description

@RadioDisney

Board

ESP32-P4,M5Stack Tab5

Device Description

M5Stack Tab5 GPIO Pin,oscilloscope test

Hardware Configuration

#define IR_RX_R_PIN 46
#define IR_TX_R_PIN 44

Version

v3.3.0

Type

Bug

IDE Name

VSCode

Operating System

macOS 15.5

Flash frequency

40MHz

PSRAM enabled

yes

Upload speed

1152000

Description

https://github.com/pioarduino/platform-espressif32/releases/download/55.03.30-2/platform-espressif32.zip

#define IR_RX_R_PIN 46
#define IR_TX_R_PIN 44

Serial.begin(115200, SERIAL_8E1, IR_RX_R_PIN, IR_TX_R_PIN);
Serial.setMode(UART_MODE_IRDA); 

Serial.write(0xAA);

The IR_TX_R_PIN don't output anywave.

Sketch

don't crash

Debug Message

don't any message about the issue.

Other Steps to Reproduce

No response

I have checked existing issues, online documentation and the Troubleshooting Guide

  • I confirm I have checked existing issues, online documentation and Troubleshooting guide.

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