Block Diagram - Hitachi SH7032 Hardware Manual

14.1.2

Block Diagram

Figure 14.1 shows a block diagram of the A/D converter.
AV
CC
V
ref
AV
SS
AN0
AN1
AN2
AN3
Analog
AN4
multi-
plexer
AN5
AN6
AN7
ADTRG
ADCR: A/D control register
ADCSR: A/D control/status register
ADDRA: A/D data register A
ADDRB: A/D data register B
ADDRC: A/D data register C
ADDRD: A/D data register D
408
10-bit
D/A
+
–
Comparator
Sample-and-
hold circuit
Figure 14.1 Block Diagram of A/D Converter
Module data bus
Control circuit
A/D converter
Internal
data bus
φ/8
φ/16
ADI
interrupt
signal