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Embedded Systems

Atmel's AT89C2051 Microcontroller

By Dhananjay V. Gadre, July 01, 1997

Dhananjay presents a simple programmer for AT89C2051 that is hosted on a 8052-based circuit running a Basic interpreter. He then uses the system to build a 12-bit multichannel ADC to connect to PCs.
Dr. Dobb's Journal July 1997: Atmel's AT89C2051 Microcontroller

Atmel's AT89C2051 Microcontroller

By Dhananjay V. Gadre

Dr. Dobb's Journal July 1997

Figure 3: Programmer for the AT89C2051. All resistors are 5 percent CFR, except R5 and R6, which are 1 percent MFR. Transistors are BC547.

Copyright © 1997, Dr. Dobb's Journal



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