RAK RAK411, Programming Manual

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RAK411 PROGRAMMING MANUAL V1.7
COPYRIGHT ©
SHENZHEN RAKWIRELESS TECHNOLOGY CO., LTD
ETDX1603021415
22
Parameter Bytes Value Description
<CODE> 2 0xA3,0x00 Response Code
<AP_NUM> 2 0x08,0x00 Scan to the number of
wireless networks, up to 8
<STATUS> 1 0 Command successful
-2 Command failed
4.2.2 Getting Scanned Information
Command:
rak_getscan
Syntax:
typedef struct {
uint32_t cmd;
uint32_t scan_num;
}rak_getscan_t;
Parameter:
Parameter Bytes Value Description
Cmd 4 0xA4,0x00,0x00,0x00 Command Code
Scan_num 4 1—10 The amount of network information
is obtained if the scan_num is
greater than the actual number of
scans, then the number of network
information is returned
Description:
It is used to get the scanned network information.
Return Value:
Parameter Bytes Value Description
<CODE> 2
0xA4,
0x00
Response Code
<CHANNEL> 1 1--14 Channel
<RSSI> 1 -99--0 Channel intensity (negative value)
<SEC_MODE> 2
Bit7 Bit
6
Bit
5
Bit4 Bit3 Bit2 Bit1 Bit0
Wp Wp We 802. Psk Wep Tkip Ccmp