Is there any command to change the baudrate?

Projects Programming
1

Sorry if this is not the right place an if there are mistakes in the spelling, english is not my first language.
Is there any way or command to change the baudrate? i have seen "AT&W0" as something that seems to be able to change the baudrate, but im not sure, can anyone help me?
Thanks beforehand.

2

What baud rate ?

Serial.begin(speed)

https://www.arduino.cc/en/Serial.Begin

3

That depends on the device that you want to set the baud rate of. @LarryD shows how it is set for an Arduino.

What device do you have?

4

i believe additional hardware and software is required to do Autobaud

5

1. Do you want to chnage baudrate of Arduino UNO Board?
Ans:

Serial.begin(baudrate);     //9600, 115200, ...

2. Do you want to change baudrate of Serial Monitor?
Ans:

SerialMonitorX
SerialMonitorX746×474 26.7 KB

3. Do you want to change baudrate of HC-05 Bluetooth Module?
(1) bring the BT Module into AT Command Mode.
(2) Issue the following commands:
(a) To know the current setting:
AT+UART?

(b) To make a new setting:
AT+UART = 9600, 0, 0 //Bd = 9600, no-parity, 1-stop bit

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