Hitachi H8/3035 Series Hardware Manual page 365

Bit 6—A/D Interrupt Enable (ADIE): Enables or disables the interrupt (ADI) requested at the
end of A/D conversion.
Bit 6
ADIE Description
0 A/D end interrupt request (ADI) is disabled
1 A/D end interrupt request (ADI) is enabled
Bit 5—A/D Start (ADST): Starts or stops A/D conversion. The ADST bit remains set to 1
during A/D conversion. It can also be set to 1 by external trigger input at the
Bit 5
ADST Description
0 A/D conversion is stopped
1 Single mode: A/D conversion starts; ADST is automatically cleared to 0 when
conversion ends.
Scan mode: A/D conversion starts and continues, cycling among the selected
channels, until ADST is cleared to 0 by software, by a reset, or by a transition to
standby mode.
Bit 4—Scan Mode (SCAN): Selects single mode or scan mode. For further information on
operation in these modes, see section 12.4, Operation. Clear the ADST bit to 0 before switching
the conversion mode.
Bit 4
SCAN Description
0 Single mode
1 Scan mode
Bit 3—Clock Select (CKS): Selects the A/D conversion time. Clear the ADST bit to 0 before
switching the conversion time.
Bit 3
CKS Description
0 Conversion time = 266 states (maximum)
1 Conversion time = 134 states (maximum)
(Initial value)
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(Initial value)
(Initial value)
(Initial value)
351