HD6413007F20 Datasheet, PDF (550/798 Pages) Renesas Technology Corp – Hardware Manual Renesas 16-Bit Single-Chip Microcomputer H8 Family/H8/300H Series

15. A/D Converter
Bits 2 to 0⎯Channel Select 2 to 0 (CH2 to CH0): These bits and the SCAN bit select the analog
input channels. Clear the ADST bit to 0 before changing the channel selection.
Group
Selection
CH2
Channel Selection
CH1
CH0
Single Mode
Description
Scan Mode
0
0
0
1
1
0
1
1
0
0
1
1
0
1
AN₀ (Initial value)
AN₁
AN₂
AN₃
AN₄
AN₅
AN₆
AN₇
AN₀
AN₀, AN₁
AN₀ to AN₂
AN₀ to AN₃
AN₄
AN₄, AN₅
AN₄ to AN₆
AN₄ to AN₇
15.2.3 A/D Control Register (ADCR)
Bit
7
6
5
4
3
2
1
0
TRGE
⎯
⎯
⎯
⎯
⎯
—
⎯
Initial value
0
1
1
1
1
1
1
0
Read/Write
R/W
⎯
⎯
⎯
⎯
⎯
—
R/W
Reserved bits
Trigger enable
Enables or disables starting of A/D conversion
by an external trigger or 8-bit timer compare match
ADCR is an 8-bit readable/writable register that enables or disables starting of A/D conversion by
external trigger input or an 8-bit timer compare match signal. ADCR is initialized to H'7E by a
reset and in standby mode.
Rev.5.00 Sep. 12, 2007 Page 520 of 764
REJ09B0396-0500