HD6413008VF25 Datasheet, PDF (463/688 Pages) Renesas Technology Corp – Old Company Name in Catalogs and Other Documents

14. A/D Converter
Bit 6—A/D Interrupt Enable (ADIE): Enables or disables the interrupt (ADI) requested at the
end of A/D conversion.
Bit 6
ADIE
0
1
Description
A/D end interrupt request (ADI) is disabled
A/D end interrupt request (ADI) is enabled
(Initial value)
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 ADTRG pin, or by an 8-bit
timer compare match.
Bit 5
ADST
0
1
Description
A/D conversion is stopped
(Initial value)
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 14.4, Operation. Clear the ADST bit to 0 before switching
the conversion mode.
Bit 4
SCAN
0
1
Description
Single mode
Scan mode
(Initial value)
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
0
1
Description
Conversion time = 134 states (maximum)
Conversion time = 70 states (maximum)
(Initial value)
Rev.4.00 Aug. 20, 2007 Page 417 of 638
REJ09B0395-0400