Data I/O 29B Operator's Manual page 47

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Verify Operations
After the 298 hos w:ecutaa o COpf operatiOn, vou may Check tool the dota wos transferred correctly
hom RAM to the device or port by �Ing the Verify operooon A Vetity compares tho RAM dote wllh
Iha port ex <1e,.,ice date, to moke sure thev mo1ch. Tha pregrammer always perform� o tw-0-pas.s verify
(tow and high VOltcoe). If 1"'8 dalo d� not rnotch on o dGVice-ta-�AM verll·f, the programmor will
display the address tocotion wtlere 1n8 erte< oocurs, ond coo it\dlc□te whether 100 hloh or low
vollo1Je verity roiled, A P0(1 verify that Is
1/0 VFY FAIL 52 .
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unsuccessful wlli covso the programmer to display
Programming