FUJITSU MB95F430 - Manual (Page 10)

Operational Amplifier Version 1.0
Chapter 4 Amplifier setting procedure
4 Amplifier setting procedure
Below is an example of procedure for setting the operational amplifier.
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Initial settings
1) Set both OPCR: OPID and OPCR: OPOD to "0" to enable both OPAMP analog input and
OPAMP analog output.
2) Set the feedback resistor and RES [2:0] in OPCR.
3) Set OPCR: PD to "0" to turn on the operational amplifier.
4) Wait until the operation amplifier stabilizes.
5) Start A/D conversion if necessary.
MCU-AN-500080-E-10 - Page 10