User's Manual

Return <1 byte of status>, <3 bytes of Co nfig size> <Config>, <3 bytes of Data

size> <Data>, <4 bytes of printer firmware size> <checksum><printer firmware>

*status:

0x00: Operation Success (FTP check finished, no need to upgrade firmware)

0x01: Upgrade Printer only

0x02: Upgrade Module only (Module Reboot Required)

0x03: Upgrade both Printer and Module (Module Reboot Required)

0x04: Connecting Refused

0x05: Connection Timeout (Retry 3 Times)

3.14. Status

3.14.1. Get WLAN State

AT+WSTATE=?

Return <Disabled/Not Connected/Connected>, <RSSI value string in dBm>,

Return 0 on any not applicable field.

3.14.2. Get MAC/IP Address

AT+WMAC=?

Return <MAC>, <IP>,<Subnet Mask>,<Gateway>

Return 0.0.0.0 when any not applicable IP.

3.14.3. Get Site Survey Result

AT+WSCAN=?

Return <SSID_1>, <BSSID_1>, <NetworkType_1>, <Channel_1>, <RSSI_1>,

<Security_1>; <SSID_2>, <BSSID_2>, <NetworkType_2>, <Channel_2>,

<RSSI_2>, <Security_2>; <SSID_3>….

3.14.4. Get Module SNMP Information

AT+WSNMPINFO=?

Return<ifNumber>, <ifIndex>, <ifDescr>, <ifType>, <ifMtu>, <ifSpeed>,

<ifPhysAddress>, <ifAdminStatus>, <ifOperStatus>, <ifLastChange>, <ifInOctet>,

<ifInUcastPkts>, <ifInNUcastPkts>, <ifInDiscards>, <ifInErrors>,

<ifInUnknownProtos>, <ifOutOctets>, <ifOutUcastPkts>, <ifOutNUcastPkts>,

3.14.5. Get Hostname

AT+WHOSTNAME=?

Return<hostname>