User's Manual

HF-A21-SMT Embedded WiFi Module User Manual
Shanghai High-Flying Electronics Technology Co., Ltd
www.hi-flying.com
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AT+NETP<CR>
+ok=<protocol,CS,port,IP><CR>< LF ><CR>< LF >
 Set Operation
AT+NETP=<protocol,CS,port,IP><CR>
+ok<CR>< LF ><CR>< LF >
 Parameters:
 protocol:
 TCP
 UDP
 CS: Network mode:
 SERVER
 CLIENT
 Port: protocol port ID: Decimal digit and less than 65535
 IP: Server‟s IP address when module set as client
After HF-A21-SMT module boots up again, the setting will be effective.
4.2.2.4. AT+UART
 Function: Set/Query serial port parameters;
 Format:
 Query Operation
AT+UART<CR>
+ok=<baudrate,data_bits,stop_bit,parity,flowctrl><CR>< LF ><CR>< LF >
 Set Operation
AT+UART=<baudrate,data_bits,stop_bit,parity><CR>
+ok<CR>< LF ><CR>< LF >
 Parameters:
 baudrate:
 1200,1800,2400,4800,9600,19200,38400,57600,115200,230400
 data_bits:
 5,6,7,8
 stop_bits:
 1,2
 parity:
 NONE,EVEN,ODD,MARK,SPACE
 flowctrl：hardware flow control (CTSRTS)
 NFC: No flow control
 FC: flow control
After HF-A21-SMT module boots up again, the setting will be effective.
4.2.2.5. AT+ UARTF
 Function: Open/Close UART auto-frame function;
 Format:
 Query Operation
AT+ UARTF<CR>
+ok=<para><CR>< LF ><CR>< LF >
 Set Operation
AT+ UARTF=<para ><CR>
+ok<CR>< LF ><CR>< LF >
 Parameters:
 para:
 disable - Close auto-frame function;
 enable - Open auto-frame function;