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Command
Description
AT+FLOW
Enables or disables RTS/CTS signals handshaking of the UART
port. Note, the setting will cause a reboot
AT+FLOW-
Disable RTS/CTS flow control
AT+FLOW+ (Default)
Enable RTS/CTS flow control
AT+FLOW?
Inquire the current setting
AT+BAUD
Specify the baud rate of COM port.
AT+BAUD10
1200 bps
AT+BAUD11
2400 bps
AT+BAUD12
4800 bps
AT+BAUD13
9600 bps
AT+BAUD14 (default)
19200 bps
AT+BAUD15
38400 bps
AT+BAUD16
57600 bps
AT+BAUD17
115200 bps
AT+BAUD18
230.4 Kbps
AT+BAUD?
Inquire the current baud rate.
AT+PAR
Specify parity bit setting of COM port.
AT+PAR0(default)
None parity bit.
AT+PAR1
Odd parity.
AT+PAR2
Even parity
AT+PAR?
Inquire the current setting.
AT+SLEEP
Enable/disable auto-power saving feature of RS232 driver
AT+SLEEP- (default)
Disable auto power saving
AT+SLEEP+
Enable auto power saving
AT+SLEEP?
Inquire the current setting.
AT+STOP
Specify one or two stop bits of COM port.
AT+STOP1(default)
One stop bit.
AT+STOP2
Two stop bits.
AT+STOP?
Inquire the current setting.
AT+ESC
Disable/Enable escape sequence “+++” handling.
AT+ESC-
Disable escape sequence handling.
AT+ESC+ (default)
Enable escape sequence handling.
AT+ESC?
Inquire the current setting.
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