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MVME5100 Single Board Computer Programmer's Reference Guide

MVME5100 Single Board Computer Programmer's Reference Guide

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<strong>MVME5100</strong> VPD <strong>Reference</strong> Information<br />

Example of a Checksum Calculation:<br />

SPD Byte Address Serial PD Convert to Decimal<br />

00 (0x00) 0010 0100 > 36<br />

01 (0x01) 1111 1110 > +254<br />

02 (0x02) 0000 0000 > + 0<br />

03 (0x03) 0000 0000 > + 0<br />

:<br />

:<br />

:<br />

:<br />

> + 0<br />

60 (0x3C) 0000 0000 > + 0<br />

61 (0x3D) 0000 0000 > + 0<br />

62 (0x3E) 0000 0000 > + 0<br />

SPD Byte Address Serial PD Convert to Decimal<br />

Decimal Total - - 290<br />

Divide by 256 - - 1<br />

Remainder - - 34<br />

Convert to binary 0010 0010 < 34<br />

63(0x3F)(Checksum) 0010 0010 -<br />

B-16 <strong>Computer</strong> Group Literature Center Web Site<br />

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