Difference between revisions of "Microchip ZENA"
From Hackstrich
(Created page with "The Microchip ZENA is an 802.15.4 sniffer that interfaces via USB. It uses a vendor-specfic device class with two endpoints, one for control to the device and one for data from t...") |
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| Line 19: | Line 19: | ||
| 1 | | 1 | ||
| 1 | | 1 | ||
| − | | Frame Type/Sequence Number | + | | Frame Type/Sequence Number A |
| − | | MSB set = data packet, MSB not set = ???, Lower 4 bits = | + | | MSB set = data packet, MSB not set = ???, Lower 4 bits = Sequence Number A |
|- | |- | ||
| 2 | | 2 | ||
| Line 29: | Line 29: | ||
| 4 | | 4 | ||
| 2 | | 2 | ||
| − | | Sequence Number | + | | Sequence Number B |
| − | | | + | | Repeats a seemingly random number of times before incrementing |
|- | |- | ||
| 6 | | 6 | ||
Latest revision as of 00:22, 25 January 2014
The Microchip ZENA is an 802.15.4 sniffer that interfaces via USB. It uses a vendor-specfic device class with two endpoints, one for control to the device and one for data from the device.
Known Control Commands
- Set Channel + Start Capture: 0x00, channel number from 11-26, 62x 0x00
Data Format
| Start Byte | Length (bytes) | Description | Format |
|---|---|---|---|
| 0 | 1 | ??? | Always 0x00? |
| 1 | 1 | Frame Type/Sequence Number A | MSB set = data packet, MSB not set = ???, Lower 4 bits = Sequence Number A |
| 2 | 2 | ??? | |
| 4 | 2 | Sequence Number B | Repeats a seemingly random number of times before incrementing |
| 6 | 1 | Frame Length | |
| 7 | to end | Frame Data |
