3.2.10 How to use the Analog to Digital
converter circuit (ADC0804)
This tool is specially. It is designed for ADC
experiment convenience.
3.2.10.1 Connect D0-07 digital data output to
the logic monitor.
3.2.10.2 Fed DC voltage that wanted into
input “Ain” and can fed voltage not over than +5V
and the voltage does not DC supply voltage. For
recommend using from variable voltage reference
0-5V on this experiment board. If use voltage input
more than +5V, please connect pass attuator circuit
on this experiment board for protection ADC circuit
3.2.10.3 Connect WR input to ground or fed
logic “0” into this input
3.2.10.4 Adjusted voltage input at Ain.
Observe the changing at the logic monitor.
3.2.10.5 If want to keep this value, change
the logic at WR to logic “1”
3.2.10.6 If want to convert the new value,
connect WR to ground.
3.2.10.7 In case, the automatic conversion,
connect the WR point to INTR point . When the analog
input changes, the digital data output will change
together.