HD6417320 RENESAS [Renesas Technology Corp], HD6417320 Datasheet - Page 996

• Manufacturer Part Number: HD6417320
• Description: Renesas 32-Bit RISC Microcomputer SuperHTM RISC engine Family / SH7700 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

Section 27
Rev. 3.00
REJ09B0033-0300
Bit
13
12
11
10
9
8
Bit Name
ADST
DMASL




Jan. 18, 2008
A/D Converter
Initial Value
0
0
0
0
0
0
Page 934 of 1458
R/W
R/W
R/W
R
R
R
R
Description
A/D Start
Starts or stops A/D conversion. The ADST bit
remains set to 1 during A/D conversion.
0: A/D conversion is stopped
1: Single mode: A/D conversion starts; ADST is
DMAC Select
Selects an interrupt due to the end of A/D conversion
or activation of the DMAC. Set the DMASL bit while
A/D conversion is not being made.
0: An interrupt by the end of A/D conversion is
1: Activation of the DMAC by the end of A/D
Always read as 0 when each register of A/D is read
through CPU.
Trigger Enable
Enables or disables A/D conversion by external
trigger input.
00: Disables A/D conversion by external trigger input
01: Reserved (setting prohibited)
10: Reserved (setting prohibited)
11: A/D conversion is started at the rising edge of A/D
Reserved
These bits are always read as 0. The write value
should always be 0.
automatically cleared to 0 when conversion ends
on all selected channels
Multi mode: A/D conversion starts; when
conversion is completed cycling through the
selected channels, ADST is automatically cleared
to 0
Scan mode: A/D conversion starts and continues;
A/D conversion is continuously performed until
ADST is cleared to 0 by software, by a reset, or by
a transition to standby mode
selected
conversion is selected
conversion trigger pin (ADTRG)