Renesas Hitachi H8S/2194 Series Hardware Manual page 610

Bit 5: A/D Interrupt Enable (ADIE)
Selects enable or disable of interrupt (ADI) generation upon A/D conversion end.
Bit 5
ADIE Description
0 Interrupt (ADI) upon A/D conversion end is disabled
1 Interrupt (ADI) upon A/D conversion end is enabled
Bit 4: Software A/D Start Flag (SST)
Starts software-triggered A/D conversion and indicates or controls the end of conversion. This
bit remains 1 during software-triggered A/D conversion.
When 0 is written in this bit, software-triggered A/D conversion operation can forcibly be
aborted.
Bit 4
SST Description
0 Read: Indicates that software-triggered A/D conversion has ended or been stopped
Write: Software-triggered A/D conversion is aborted
1 Read: Indicates that software-triggered A/D conversion is in progress
Write: Starts software-triggered A/D conversion
Bit 3: Hardware A/D Status Flag (HST)
Indicates the status of hardware- or external-triggered A/D conversion. When 0 is written in this
bit, A/D conversion is aborted regardless of whether it was hardware-triggered or external-
triggered.
Bit 3
HST Description
0 Read: Hardware- or external-triggered A/D conversion is not in progress(Initial
value)
Write: Hardware- or external-triggered A/D conversion is aborted.
1 Hardware- or external-triggered A/D conversion is in progress.
(Initial value)
(Initial value)
Rev. 2.0, 11/00, page 583 of 1037