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WiSnap User Manual 2.36, 2.45 11122012-RW
5.4
DNS Parameters ........................................................................................................................ 16
5.5
FTP Parameters ......................................................................................................................... 16
5.6
IP Parameters............................................................................................................................ 16
5.7
OPTIONAL Parameters ................................................................................................................ 18
5.8
SYSTEM Parameters ................................................................................................................... 19
5.9
TIME Server Parameters ............................................................................................................. 22
5.10
UART Parameters .................................................................................................................. 22
5.11
WLAN Parameters .................................................................................................................. 24
6 GET Commands .............................................................................................................................. 28
7 STATUS Commands ........................................................................................................................ 29
8 ACTION Commands ........................................................................................................................ 30
9 FILE IO Commands ......................................................................................................................... 32
10 Advanced Features and Settings ....................................................................................................... 33
10.1
System Timers and Auto Connect Timers .................................................................................. 34
10.2
Wake on Sensor Input ........................................................................................................... 36
10.3
Wake on UART ...................................................................................................................... 37
10.4
UART Receiver, RTS/CTS Hardware Flow Control ....................................................................... 37
10.5
Setting GPIO direction, Alternate Functions and Disabling LEDs ................................................... 38
10.6
Setting Debug Print levels....................................................................................................... 41
10.7
Scan Output Format ............................................................................................................... 41
Firmware Version 2.36 & 2.45 ................................................................................. 41
Firmware Version 2.22 through 2.30 ........................................................................ 43
10.8
UART Heartbeat Messages ...................................................................................................... 43
10.9
Using the Real Time Clock Function .......................................................................................... 44
11 Sending data using UDP .................................................................................................................. 45
11.1
Overview .............................................................................................................................. 45
11.2
UDP Auto Pairing ................................................................................................................... 46
11.3
UDP Retry............................................................................................................................. 46
11.4
Using the UDP Broadcast function ............................................................................................ 46
12 Joining Networks and Making Connections ......................................................................................... 47
12.1
Associate with a network access point ...................................................................................... 48
12.2
Making Connections ............................................................................................................... 49
12.3
Setting up Automatic Connections ........................................................................................... 49
12.4
Controlling Connections using PIO5 and PIO6 ............................................................................ 49
12.5
Using DNS settings ................................................................................................................ 50
12.6
Utilizing the Backup IP address/connect function ....................................................................... 50
13 Using HTML Client Feature ............................................................................................................... 50
13.1
Built-in HTML Client Modes ..................................................................................................... 51
13.2
Automatically periodically connect to web server ....................................................................... 51
13.3
Automatically connect to web server on UART data .................................................................... 52
13.4
Posting binary data: ............................................................................................................... 52
13.5
Auto posting sensor data: ....................................................................................................... 53
13.6
Examples using the HTML client............................................................................................... 53
14 Firmware Upgrade over FTP ............................................................................................................. 55
15 Ad-hoc Networking Mode ................................................................................................................. 57
15.1
Infrastructure and ad-hoc comparison ...................................................................................... 57
15.2
Configuring ad-hoc mode ........................................................................................................ 57
15.3
Scanning for Access Points in Ad Hoc Mode ............................................................................... 58
16 Access Point Networking Mode ......................................................................................................... 59
17 WI-FI Protected Setup (WPS) ........................................................................................................... 62
18 Analog Sensor Capability ................................................................................................................. 64
Automatic sampling of sensor pins: ....................................................................................................... 65
Using the Built-In Sensor Power ............................................................................................................ 66
19 Default Configuration Settings .......................................................................................................... 67
19.1
Restoring Default configuration settings: .................................................................................. 69
20 Boot-up Timing Values .................................................................................................................... 70
21 Supported 3rd Party Access Points ..................................................................................................... 71
22 Command List ................................................................................................................................ 72
23 Release Notes ................................................................................................................................ 76
23.1
Known problems .................................................................................................................... 76
23.2
Current Firmware features and fixes ........................................................................................ 76
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