Sending Ctrl+Z to a serial port

Question

I'm sending AT-Command to gsm modem through serial port.

At the end of the AT-Command I have to terminate the command with Ctrl+z

How would I do that in serial port?

Answer 1

try this

(char)26

detail on ascii of char-z

Answer 2

Send the ASCII character 0x1A.

Have a look at the ASCII code table