YR0K42378FC000BA Renesas Electronics America, YR0K42378FC000BA Datasheet - Page 879

• Manufacturer Part Number: YR0K42378FC000BA
• Description: KIT EVAL FOR H8S/2378
• Manufacturer: Renesas Electronics America
• Series: H8®r
• Type: MCUr

Specifications of YR0K42378FC000BA

• Contents: Board
• For Use With/related Products: H8S/2378
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

17.3.3
ADCR enables A/D conversion start by an external trigger input.
Bit
7
6
5
4
3
2
1, 0
Legend:
Bit Name
TRGS1
TRGS0
SCANE
SCANS
CKS1
CKS0
—
A/D Control Register (ADCR)
×: Don’t care.
Initial Value
0
0
0
0
0
0
All 0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
—
Description
Timer Trigger Select 1 and 0
These bits select enabling or disabling of the start
of A/D conversion by a trigger signal.
00: A/D conversion start by external trigger is
01: A/D conversion start by external trigger (TPU)
10: A/D conversion start by external trigger (TMR)
11: A/D conversion start by external trigger pin
Scan Mode
Selects single mode or scan mode as the A/D
conversion operating mode.
0×: Single mode
10: Scan mode. A/D conversion is performed
11: Scan mode. A/D conversion is performed
Clock Select 1 to 0
Sets the A/D conversion time.
Only set bits CKS1 and CKS0 while conversion is
stopped (ADST = 0).
00: A/D conversion time = 530 states (max)
01: A/D conversion time = 266 states (max)
10: A/D conversion time = 134 states (max)
11: A/D conversion time = 68 states (max)
Reserved
These bits are always read as 0 and cannot be
modified.
disabled
is enabled
is enabled
(ADTRG) is enabled
continuously for channels 1 to 4
continuously for channels 1 to 8.
Rev.7.00 Mar. 18, 2009 page 811 of 1136
Section 17 A/D Converter
REJ09B0109-0700