3980xpi Users Manual - Data I/O Corporation

Computer Remote Control
Halting CRC Operations
To halt any command or any ongoing CRC operation, use one of the following
commands from the Remote port. Neither of the following two commands
requires an ENTER. Both commands are immediate and both terminate any
preceding command operation.
ASCII
Command
CRC Default Settings
Hex
Code Description
Esc 1B Causes the programmer to unconditionally halt all
operations except a binary transfer.
BREAK n/a Causes the programmer to unconditionally halt any
operation in progress. This includes all data
communications transfers. The data line must be held in
the spacing condition for 110 ms to 700 ms.
When CRC mode is entered, certain defaults are set prior to the programmer's
accepting any commands. The default settings are outlined below:
Description Setting
Upload/download port Remote port
Data source/destination RAM
Security fuse data (0 or 1) 0
Program security fuse No
Reject option (commercial or single) Commercial
Logic verification option All
Number of verify passes (0,1 or 2) 2
Fill RAM before downloading No
Illegal bit check option No
Blank check option No
Enable yield tally option No
EE bulk erase option No
Odd/even byte swap for 16 bit option No
JEDEC I/O translate DIP/LCC option Yes
Continuity check option Yes
Compare electronic signature Yes
Host command Blank
I/O address offset 0
I/O format MOS technology (format 81)
Instrument control code (0,1, 2) 0
I/O timeout 30 seconds
Upload wait 0 seconds
Number of nulls 255
B-4 3980xpi/3980/3900/2900 User Manual