r4f2426 Renesas Electronics Corporation., r4f2426 Datasheet - Page 998

• Manufacturer Part Number: r4f2426
• Description: 16-bit Single-chip Microcomputer H8s Family / H8s/2400 Series
• Manufacturer: Renesas Electronics Corporation.

Section 17 A/D Converter
17.3.5
ADCR enables A/D conversion to be started by an external trigger input.
Rev. 1.00 Sep. 19, 2008 Page 970 of 1270
REJ09B0466-0100
Bit
7
6
0
5
4
Bit Name
TRGS1
TRGS0
EXTRGS
SCANE
SCANS
A/D Control Register (ADCR_1) Unit 1
Initial
Value
0
0
0
0
0
R/W
R/W
R/W
R/W
R/W
R/W
Description
Timer Trigger Select 1 and 0 and Extended Trigger Select
These bits enable or disable the start of A/D conversion by a
trigger signal.
000: Disables A/D conversion start by external trigger
010: Enables A/D conversion start by external trigger from
100: Enables A/D conversion start by external trigger from
110: Enables A/D conversion start by the ADTRG1 pin
001: Setting prohibited
011: Enables simultaneous A/D conversion start in multiple
101: Enables simultaneous A/D conversion start in multiple
111: Enables simultaneous A/D conversion start in multiple
Scan Mode
These bits select the A/D conversion operating mode.
0x: Single mode
10: Scan mode. A/D conversion is performed continuously for
11: Scan mode. A/D conversion is performed continuously for
channels 1 to 4.
channels 1 to 8.*
TPU (units 0 and 1)
TMR
units by external trigger from TPU (units 0 and 1)
units by external trigger from TMR
units by the ADTRG0-B pin