Sequence Of Operations - Honeywell UMC800 Reference Manual

2.12 Sequence of Operations

On Send:
1. Insert address and sequence fields.
2. Calculate and append CRC.
3. Do DLE-insertion.
4. Add packet header and footer.
On Receive:
1. Strip packet header and footer.
2. Do DLE-deletion.
3. Verify and strip CRC.
4. Verify and strip address and sequence fields.
8/99 RS232 Communications Reference Manual
Protocol Description
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