μSharp Patch Data Format -- CAN
μSharp Patch also has a version of CAN Bus data format, with update rate of 90Hz. For options about CAN bus protocol, please contact Aerotenna.
Communication Protocol
The communication protocol is:
- Extended Data Frame Format
- Baud rate is 250 Kb/s
- Data Field length is 8 Bytes.
- CAN ID frame is 0x00090001
Connection Interface
In the CAN Bus data format, the GREEN port is CAN_H pin and the WHITE port is the CAN_L pin. The RED and BLACK port keep the same, as 5V DC power supply and Ground, respectively.
user interface on μSharp Patch for CAN Bus
Data Format
This section introduce the data format in data field of CAN. The data field consists of 8 Bytes (64 bits).
Note that an 'x' refers to a variable bit containing dynamic data.
| Bytes No. | bits details | Description |
|---|---|---|
| 1 | 0bxxxxxxxx | Altitude (Most Significant 8 bits) |
| 2 | 0bxxxxxxxx | Altitude (Least Significant 8 bits) |
| 3 | 0bxxxxxxxx | SNR (Most Significant 8 bits) |
| 4 | 0bxxxxxxxx | SNR (Least Significant 8 bits) |
| 45-8 | 0b00000000 | N/A (Reserved) |
Updated over 5 years ago