Table of Contents
1.0
1.1
1.2
2.0
2.1
2.2
2.3
2.4
2.5
2.6
2.7
3.0
3.1
3.2
3.3
3.4
3.5
3.6
3.7
3.8
3.9
3.10
4.0
4.1
4.2
4.3
4.4
4.5
4.6
4.7
4.8
4.9
4.10
4.11
4.12
4.13
4.14
5.0
5.1
5.2
6.0
6.1
6.2
7.0
7.1
7.2
WSN802G Introduction ....................................................................................................................... 5
Features........................................................................................................................................... 6
Applications...................................................................................................................................... 6
WSN802G Operation ......................................................................................................................... 7
Active and Sleep Modes .................................................................................................................. 7
Automatic I/O Reporting .................................................................................................................. 8
Data Serial Port................................................................................................................................ 8
Diagnostic Serial Port ...................................................................................................................... 8
Serial Peripheral Interface (SPI) Port .............................................................................................. 8
Analog I/O ........................................................................................................................................ 9
Digital I/O ....................................................................................................................................... 10
WSN802G Hardware ........................................................................................................................ 11
Absolute Maximum Ratings ........................................................................................................... 11
Specifications................................................................................................................................. 12
Module Interface ............................................................................................................................ 13
WSN802GC and WSN802GP Antenna Connector ....................................................................... 14
Input Voltage.................................................................................................................................. 15
ESD and Transient Protection ....................................................................................................... 15
Interfacing to 5 V Logic Systems ................................................................................................... 15
Power-On Reset Requirements..................................................................................................... 15
Mounting and Enclosures ................................................................................................................. 16
Labeling and Notices ..................................................................................................................... 17
Application Protocol .......................................................................................................................... 19
I/O Read Request .......................................................................................................................... 19
I/O Read - I/O Report..................................................................................................................... 20
I/O Write GPIO............................................................................................................................... 20
I/O Write PWM............................................................................................................................... 20
I/O Write Reply............................................................................................................................... 21
I/O Serial Read .............................................................................................................................. 21
I/O Serial Write............................................................................................................................... 22
I/O SPI Read.................................................................................................................................. 22
I/O SPI Write .................................................................................................................................. 23
CFG Read...................................................................................................................................... 23
CFG Read Reply ........................................................................................................................... 23
CFG Write ...................................................................................................................................... 22
CFG Write Reply............................................................................................................................ 24
Configuration Parameters.............................................................................................................. 24
IP Address Discovery Protocol ......................................................................................................... 38
IP Hunt Query ................................................................................................................................ 39
IP Hunt Reply................................................................................................................................. 39
SSID, Channel, Encryption and Authentication ................................................................................ 40
Connection Scanning..................................................................................................................... 40
Ad Hoc Mode ................................................................................................................................. 40
SNMP Module Configuration ............................................................................................................ 41
SNMP Traps .................................................................................................................................. 41
SNMP Parameter OIDs..................................................................................................................... 42
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WSN802G - 03/16/11
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