labview writes a string to the listbox

1. Place a Listbox in the Front Panel
2. Switch to Block Diagram
3. Right-click the Listbox icon and select Change to Indicator
4. Right-click the Listbox icon again and select Create >> Property Node
5. Right-click the Property Node and select Properties>>Item Names
6. Right-click the Property Node again and select Change All to Write
7. Right-click on the Item Names property input terminal and select Create>>Control
8. Back to the Front Panel, enter the string in the element numbered zero of the array control. (Note: the number corresponds to the row number of the Listbox)

When communicating with the serial port, if the data is sometimes correct and sometimes wrong, it means that the baud rate is set incorrectly.