HD6417144 RENESAS [Renesas Technology Corp], HD6417144 Datasheet - Page 592

• Manufacturer Part Number: HD6417144
• Description: 32-Bit RISC Microcomputer SuperHTM RISC engine Family/SH7144 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

15. A/D Converter
15.3.4
The ADTSR enables an A/D conversion started by an external trigger signal.
Rev.4.00 Mar. 27, 2008 Page 548 of 882
REJ09B0108-0400
Bit
2 to 0 —
Bit
7 to 4 —
3
2
1
0
Bit Name
Bit Name
TRG1S1
TRG1S0
TRG0S1
TRG0S0
A/D Trigger Select Register (ADTSR)
All 1
All 0
Initial Value
Initial Value
0
0
0
0
R/W
R
R/W
R
R/W
R/W
R/W
R/W
Description
Reserved
These bits are always read as 1. The write value
should always be 1.
Description
Reserved
These bits are always read as 0. The write value
should always be 0.
AD Trigger 1 Select 1 and 0
Enable the start of A/D conversion by A/D1 with a
trigger signal.
00: A/D conversion start by external trigger pin
01: A/D conversion start by external trigger pin
10: A/D conversion start by MTU trigger is enabled
11: Setting prohibited
When changing the operating mode, first clear the
ADST and TRGE bit in the A/D control registers
(ADCR) to 0.
AD Trigger 0 Select 1 and 0
Enable the start of A/D conversion by A/D0 with a
trigger signal.
00: A/D conversion start by external trigger pin
01: A/D conversion start by external trigger pin
10: A/D conversion start by MTU trigger is enabled
11: Setting prohibited
When changing the operating mode, first clear the
ADST and TRGE bit in the A/D control registers
(ADCR) to 0.
(ADTRG) or MTU trigger is enabled
(ADTRG) is enabled
(ADTRG) or MTU trigger is enabled
(ADTRG) is enabled