AT89LP2052 and AT89LP4052 Parallel Port Programmer
This 2052 / 4052 programmerย�design uses the parallel programming mode via Parallel Port. Only parallel programming can re-enable the ISP Fuse. This programmer is alsoย�usefull if you need to write the user fuses to disable the XTAL Osc Bypass fuseย�-ย� e.g. toย�test the LP2052ย�in existing 2051 hardware designs.
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