83Plus:BCALLs:4EC7

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Synopsis

Unofficial Name: SendHeaderPacket

BCALL Address: 4EC7

Sends a header packet through the link port and receives an acknowledgement packet.

Inputs

  • OP1: type and name of variable
  • (OP2+9): pointer to VAT entry if sending to 83+/84+/SE
  • DE: size of variable data (including size bytes)
  • A: command to send (06h for normal transfer, 0A2h or 0C9h for silent link)
  • iy+1Bh set up accordingly

Outputs

  • None

Destroys

  • All

Comments

This BCALL will throw ERR:LINK if any problems are found.

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