hd66100 Renesas Electronics Corporation., hd66100 Datasheet - Page 448

• Manufacturer Part Number: hd66100
• Description: H8/3867 Series
• Manufacturer: Renesas Electronics Corporation.

AMR—A/D mode register
Bit
Initial value
Read/Write
Note: * Operation is not guaranteed with a conversion time of less than 15.5 s
Select a setting that gives a conversion time of at least 15.5 s.
Clock select
CKS
R/W
Bit 7
CKS
7
0
0
1
Conversion Period
62/ø
31/ø
TRGE
External trigger select
R/W
0 Disables start of A/D conversion by external trigger
1 Enables start of A/D conversion by rising or falling edge
6
0
of external trigger at pin ADTRG
—
—
5
1
Channel select
Bit 3
CH3
0
1
ø = 1 MHz
62 s
31 s
—
—
4
1
Bit 2
CH2
Conversion Time
0
1
0
Bit 1
CH1
CH3
R/W
*
0
1
0
1
3
0
15.5 s
ø = 2 MHz
31 s
H'C6
Bit 0
CH0
*
0
1
0
1
0
1
0
1
*
CH2
R/W
2
0
Analog Input Channel
No channel selected
AN
AN
AN
AN
AN
AN
AN
AN
0
1
2
3
4
5
6
7
CH1
R/W
1
0
* : Don’t care
A/D converter
CH0
R/W
0
0
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