RX610 Group
23. A/D Converter
R01UH0032EJ0120 Rev.1.20
Page 778 of 1006
Feb 20, 2013
AD2.ADSSTR: A/D sampling state register
Synchronous
circuit
Module data bus
Control circuit
Internal data bus
Comparator
+
AD2.ADDRA
AD2.ADDRB
AD2.ADDRC
AD2.ADDRD
AD2.ADCSR
AD2.ADCR
AN8
AN9
AN10
AN11
[Legend]
Bus interface
Success
ve
approx
mation
register
10-bit
D/A
AVCC
Multiplexer
Sample-and-
hold circuit
ADI2 interrupt signal
AD2.ADDRD: A/D data register D
VREFH
VREFL
ADTRG2#
AD2.ADDRA:
A/D data register A
AD2.ADDRB:
A/D data register B
AD2.ADDRC: A/D data register C
AD2.ADDPR
AD2.ADSSTR
AD2.ADCSR:
A/D control/status register
AD2.ADCR:
A/D control register
AD2.ADDPR:
ADDRy format select
Clock
selection
PCLK
PCLK/2
PCLK/4
ADCLK
Internal clock
PCLK/8
Compare-match A signal from TMR2
Compare-match/input-capture A signals
from TPU0 to TPU5, TPU6 to TPU11
Compare-match/input-capture
C
signal from TPU0
Figure 23.3 Block Diagram of A/D Converter Unit 2 (AD2)
Summary of Contents for RX600 Series
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