Mode 7 Bus Command Summary; Figure 7-3 Mode 7 Ieee Command Primitives; Figure 7-4 Mode 7 Ieee Line Controls - Brainboxes PS-307 User Manual

Mode 7 Overview
<CR> BUS SPOLL 3,4,5 <Carriage Return>
Changes the current device to device 4.
The golden rule is that the last device specified is now the
current device.
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Mode 7 BUS Command Summary.

Figure 7-3 Mode 7 IEEE Command Primitives

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DCL Device Clear.
GTL Go To Local.
LLO Local Lockout.
MTA My Talk Address.
PPD Parallel Poll Disable. PPE
PPU Parall Poll Unconfigure SDC
SPE Serial Poll Enable.
TAD Talk Address.
UNL Unlisten.
CMD Send byte ATN true.
EOI Send DATA with EOI true LISTEN
SEC Secondary Address.
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Figure 7-4 Mode 7 IEEE Line Controls.

ATN Asserts ATN when not sending data.
IFC Pulse the IFC line true for 100 micro-sec
NO ATN Leaves ATN false when not sending.
NO REN Leaves REN false.
REN Asserts REN line continuously true.
Chapter 7
GET Group Execute Trigger
LAG Listen Address.
MLA My Listen Address.
PPC Parallel Poll Configure.
Parallel Poll Enable.
Select Device Clear.
SPD Serial Poll Disable.
TCT Take Control.
UNT Untalk.
DATA Send byte ATN false.
Listen Address.
TALK Talk Address.
PSI BOX Reference
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