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HD404318 Datasheet, PDF (54/68 Pages) Hitachi Semiconductor – 4-bit HMCS400-series microcomputer
HD404318 Series
A/D start flag (ADSF: $020, bit 2)
Bit
Initial value
Read/Write
Bit name
3
—
—
Not used
2
0
R/W
ADSF
1
0
0
—
W
—
WDON Not used
A/D Start Flag (ADSF)
0
A/D conversion completed
1
A/D conversion started
WDON
Refer to the description of timers
Figure 44 A/D Start Flag (ADSF)
IAD off flag (IAOF: $021, bit 2)
Bit
Initial value
Read/Write
Bit name
3
0
R/W
RAME
2
0
R/W
IAOF
1
0
R/W
ICEF
0
0
R/W
ICSF
IAD Off Flag (IAOF)
0
IAD current flows
1
IAD current is cut off
RAME
Refer to the description of operating
modes
ICSF
Refer to the description of timers
ICEF
Refer to the description of timers
Figure 45 IAD Off Flag (IAOF)
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