GMS81C1404 Datasheet, PDF (80/93 Pages) Hynix Semiconductor – 8-BIT SINGLE-CHIP MICROCONTROLLERS

GMS81C1404/GMS81C1408
START
Set V_DD=V_DD1H
Set V_PP=V_IHP
Report
Programming failure
NO
Verify blank
YES
First Address Location
Next address location
N=1
Report
Programming failure
EPROM Write
YES
100uS program time
NO
Verify pass
NO
Verify pass
YES
Apply 3N program cycle
NO
Last address
YES
Verify for all address
Report
Verify failure
NO
Verify OK
YES
Report
Programming OK
VDD=V_pp=0v
END
Figure 22-5 Programming Flow Chart
78
June. 2001 Ver 1.2