Renesas Hitachi H8S/2194 Series Hardware Manual page 608

Bits 3 to 0: Software Channel Select (SCH3 to SCH0)
These bits select the analog input channel that is converted by software triggering.
When channels AN0 to AN7 are used, appropriate pin settings must be made in port mode
register 0 (PMR0). For pin settings, see section 26.2.6, Port Mode Register 0 (PMR0).
Bit 3 Bit 2
SCH3 SCH2
0 0
1
1 0
1
Notes: 1. If conversion is started by software when SCH3 to SCH0 are set to 11**, the
conversion result is undetermined. Hardware- or external-triggered conversion,
however, will be performed on the channel selected by HCH1 and HCH0.
2. *: Don't care.
Bit 1 Bit 0
SCH1 SCH0
0 0
1
1 0
1
0 0
1
1 0
1
0 0
1
1 0
1
* *
Analog Input Channel
AN0
AN1
AN2
AN3
AN4
AN5
AN6
AN7
AN8
AN9
ANA
ANB
No channel selected for software-triggered conversion
(Initial value)
Rev. 2.0, 11/00, page 581 of 1037