Communication flow charts – Grass Valley XSwitch Feb 08 2006 User Manual
Page 33
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XSWITCH Installation and Operation Manual
33
Communication Flow Charts
Example reply:
XSWITCH Ver. 1.0 Copyright 2003, Grass Valley
Communication Flow Charts
Figure 19. Send Command Packet
Send Command
Packet
CRC <- 0
Count <- Len + 3
Count = 0?
Send CRC
Done
NO
YES
Initialize UART
1 Start Bit
8 Data Bits
1 Stop Bit
Update CRC
Send Byte
Count <- Count - 1
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