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3980xpi Users Manual - Data I/O Corporation

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Programming Parameters<br />

Commands<br />

More Commands/Configure System/Edit/Programming Parameters<br />

Use the Edit Programming Parameters screen to specify programming options,<br />

to enter memory block parameters, and to enable/disable different tests.<br />

If you want to use the settings in a future programming session, save them in<br />

a configuration file. Use the Save command (part of the Configure System<br />

menu) to save the settings for later use.<br />

The programming parameters and settings are described below.<br />

� Reject Option (C,S)<br />

Selects the number of times the device is pulsed with programming voltage<br />

before it is rejected as unprogrammable.<br />

C—Selects the number of pulses specified by the manufacturer. Unless you<br />

are programming devices to a strict military specification, you should leave<br />

this option set to C, which is the default.<br />

S—Selects either one-pulse or military-specification number of pulses.<br />

� Logic Verification (F,V,A)<br />

Specifies the type of logic verification to perform. Press SPACE to step<br />

through the following three choices:<br />

All (A)—All directs the programmer to perform both fuse verification and<br />

vector verification. This is the default setting.<br />

Fuse Verification F—Fuse Verification checks the fuse pattern<br />

programmed into the device with the pattern in the programmer's memory.<br />

Vector Verification V—Vector Verification functionally tests the device,<br />

using structured test vectors stored in memory. Vector testing for logic<br />

devices with more than 84 pins is not supported.<br />

Vector testing for logic devices with more than 44 pins is not supported.<br />

—2900<br />

� Verify Passes (0,1,2)<br />

Selects the number of times to test the device.<br />

0—do not to test the device.<br />

1—test the device once at the device manufacturer's nominal Vcc.<br />

2—Verify the device at the manufacturer's recommended high and low Vcc<br />

levels. This is the default.<br />

� Verify <strong>Data</strong> Format (B,H)<br />

Specifies either B (binary) or H (hex) for the mis-verify data display format<br />

on the Verify Memory Device screen.<br />

� Algorithm Type (D,E,K,C)<br />

Selects the type of device algorithms.<br />

D—Selects algorithms from those on the Algorithm disk. If you select D,<br />

then choose Select Device, the standard Manufacturer List is displayed.<br />

E—Selects algorithms from the alg.ext file, which contains extended<br />

algorithms used by <strong>Data</strong> I/O for device approvals, special device algorithm<br />

updates, and the Archived Devices disk.<br />

<strong>3980xpi</strong>/3980/3900/2900 User <strong>Manual</strong> 4-21

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