Fujitsu MB96300 series Hardware Manual page 443

F2mc-16fx 16-bit
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MB96300 Super Series Hardware Manual
■ Block diagram of A/D converter
ANx
AN32
AN31
AN0
Hold circuit
CLKP1
ADTG pin
16-bit reload
timer 1
Remark:
Set pins to be used as analog input to "analog input enable" by setting "1" to corresponding bit of Analog Input
Enable Register (ADER).
Figure 18.1-1 Block diagram of A/D converter
ADSEL
Sample & Hold circuits
External trigger starts
Timer starts
CHAPTER 18 A/D CONVERTER
AVcc
AV
D/A Converter
Sequential
comparison register
Comparator
Data Register
Setting register L
Setting register H
Prescaler
A/D control register L
A/D control register H
Analog input enable register
RH/L
AVss
ADCR
ADSR
Operating clock
ADCS
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