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Two-way 20-to-40 pin adapter board for 89C1051/2051

Two-way 20-to-40 pin adapter board for 89C1051/2051
Two-way 20-to-40 pin adapter board for 89C1051/2051
All change! This adapter board maps the pins of the 20-pin PDIP AT89C1051/2051 microconrrollers from Atmel to the corresponding pins in a 40-pin DIL 80C51 footprint.
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