h8s-2646 Renesas Electronics Corporation., h8s-2646 Datasheet - Page 626

• Manufacturer Part Number: h8s-2646
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2600 Series
• Manufacturer: Renesas Electronics Corporation.

Section 16 A/D Converter
16.1.2
Figure 16.1 shows a block diagram of the A/D converter.
Rev. 5.00 Sep 22, 2005 page 600 of 1136
REJ09B0257-0500
AV
V
AV
AN0
AN1
AN2
AN3
AN4
AN5
AN6
AN7
AN8
AN9
AN10
AN11
ADTRG
Legend:
ADCR
ADCSR
ADDRA
ADDRB
ADDRC
ADDRD
ref
CC
SS
Block Diagram
: A/D control register
: A/D control/status register
: A/D data register A
: A/D data register B
: A/D data register C
: A/D data register D
10-bit D/A
Sample-and-
hold circuit
Figure 16.1 Block Diagram of A/D Converter
Comparator
+
–
A
D
D
R
A
Module data bus
A
D
D
R
B
A
D
D
R
C
Control circuit
A
D
D
R
D
A
D
C
S
R
A
D
C
R
Conversion start
trigger from TPU
Internal data bus
ADI
interrupt
/2
/4
/8
/16