Diskussion:Nova 35: Unterschied zwischen den Versionen
Aus FabLab Region Nürnberg
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==== Values ==== | ==== Values ==== | ||
{| class="wikitable" | {| class="wikitable sortable" | ||
|- | |- | ||
! Value !! Lenght !! Description | ! Value !! Lenght !! Description | ||
|- | |- | ||
|id="VAL-ABSCOORD"| ABSCOORD || 5 Bytes || absolute position relative to job origin in µm | |id="VAL-ABSCOORD"| ABSCOORD || 5 Bytes || absolute position relative to job origin in µm | ||
|- | |||
|id="VAL-RELCOORD"| RELCOORD || 2 Bytes || relative position in µm; signed (2s complement) | |||
|- | |- | ||
|id="VAL-SPEED"| SPEED || 5 Bytes || speed in µm/s | |id="VAL-SPEED"| SPEED || 5 Bytes || speed in µm/s | ||
Version vom 21. Mai 2017, 00:14 Uhr
Hardware
- RDC6442G Herstellerseite
- Network aware laser cutter security
- RDCAM Reverse Engineering
- RDworks + Manuals
Protokollanalyse
- Capture mit Wireshark
- Datei > Paketdissektion exportieren > Als JSON
- Packet summary line
- Include column headings
- Packet details:
- As displayed
- Packet Bytes
- Packet summary line
- some more pat foo
rdcam.py
pat magic
Data format
Byte = 1 Bit Message Start Indicator + 7 Bit Payload
Checksum
2 Bytes - sum of scrambled message bytes; MSB first.
Checksum has to be send before message.
Values
| Value | Lenght | Description |
|---|---|---|
| ABSCOORD | 5 Bytes | absolute position relative to job origin in µm |
| RELCOORD | 2 Bytes | relative position in µm; signed (2s complement) |
| SPEED | 5 Bytes | speed in µm/s |
| POWER | 2 Bytes | power in 0,006103516% (100/2^14) |
| CSTRING | variable zero terminated |
Commands
| Byte squence | Description | how sure we are |
|---|---|---|
| C6 01 POWER | 1st laser source min power | 99% |
| C6 21 POWER | 2nd laser source min power | 99% |
| C6 02 POWER | 1st laser source max power | 99% |
| C6 22 POWER | 2nd laser source max power | 99% |
| C9 02 SPEED | movement and/or (not sure) cutting speed | 80% |
| D9 00 02 ABSCOORD | move X | 99% |
| D9 00 03 ABSCOORD | move Y | 50% |
| D9 00 04 ABSCOORD | move Z | 50% |
| D9 00 05 ABSCOORD | move U | 50% |
| CC | ACK from machine | 99% |
| CD | FAIL from machine | 99% |
| DA.... | get data from machine | 20% |
| A8 ABSCOORD ABSCOORD | Straight cut to absolute X Y; turn laser on with configured speed and power | |
| E7 50 ABSCOORD ABSCOORD | Bounding box top left? | 30% |
| E7 51 ABSCOORD ABSCOORD | Bounding box bottom right? | 30% |
| E8 02 E7 01 CSTRING | Set filename for following transfer | 90% |
| 88 ABSCOORD ABSCOORD | straight move to absolute X Y as fast as possible; with laser off |
