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)