Differences
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usp:usp_spec [2012/12/04 19:52] – [Master -> Slave Command Format] admin | usp:usp_spec [2015/04/16 16:27] (current) – external edit 127.0.0.1 | ||
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When the slave device needs to signal that it has a status change it may send break signal to the master device. The signal is one 32 bit word, it comprises break character command ID (0x55) and USP Slave module ID. | When the slave device needs to signal that it has a status change it may send break signal to the master device. The signal is one 32 bit word, it comprises break character command ID (0x55) and USP Slave module ID. | ||
- | Master will recoginze break by checking that CommandID == 0x55 and the Lenght | + | Master will recoginze break by checking that CommandID == 0x55 and the Length |
**Command** | **Command** |