368
6.12.2
Block Diagram
AN0
AN1
AN2
AN3
AN4
AN5
AN6
AN7
AN12
AN13
AN14
AN15
Module data bus
Control circuit
Internal data bus
10-bit D/A
Comparator
+
–
Sample-and-hold
circuit
Bus interface
ADDRA
Successive-approximations
register
Multiplexer
AV
CC
V
ref
AV
SS
Legend
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
ADTRG
Conversion start trigger
from 8-bit timer or TPU
ADI interrupt
signal
ADDRB
ADDRC
ADDRD
ADCSR
ADCR
Figure 6.12 Block Diagram of A/D Converter
Summary of Contents for H8S/2670
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