Datasheet

Table Of Contents
Section 20 A/D Converter
Rev. 2.00 Jul. 04, 2007 Page 442 of 692
REJ09B0309-0200
Multiplexer
Internal data bus
Reference
voltage
+
-
Comparator
AVCC
AVSS
Control logic
ADSR
AMR
ADRR
IRRAD
AN0
AN1
AN2
AN3
AN4
AN5
AN6
AN7
ADTRG
AV
CC
[Legend]
AMR:
ADSR:
ADRR:
IRRAD:
A/D mode register
A/D start register
A/D result register
A/D conversion end interrupt request flag
AVSS
Figure 20.1 Block Diagram of A/D Converter