HD6413008F RENESAS [Renesas Technology Corp], HD6413008F Datasheet - Page 460

• Manufacturer Part Number: HD6413008F
• Description: Renesas 16-Bit Single-Chip Microcomputer H8 Family/H8/300H Series
• Manufacturer: RENESAS [Renesas Technology Corp]

14. A/D Converter
14.2.2
ADCSR is an 8-bit readable/writable register that selects the mode and controls the A/D converter.
ADCSR is initialized to H'00 by a reset and in standby mode.
Bit 7—A/D End Flag (ADF): Indicates the end of A/D conversion.
Rev.4.00 Aug. 20, 2007 Page 416 of 638
REJ09B0395-0400
Bit 7
ADF
0
1
Bit
Initial value
Read/Write
Note:
*
A/D Control/Status Register (ADCSR)
Only 0 can be written, to clear the flag.
•
•
Description
[Clearing condition]
Read ADF when ADF = 1, then write 0 in ADF.
[Setting conditions]
A/D end flag
Indicates end of A/D conversion
Single mode: A/D conversion ends
Scan mode: A/D conversion ends in all selected channels
R/(W)
ADF
7
0
*
A/D interrupt enable
Enables and disables A/D end interrupts
ADIE
R/W
6
0
A/D start
Starts or stops A/D conversion
ADST
R/W
5
0
Scan mode
Selects single mode or scan mode
SCAN
R/W
4
0
Clock select
Selects the A/D conversion time
CKS
R/W
3
0
CH2
R/W
2
0
Channel select 2 to 0
These bits select analog
input channels
CH1
R/W
1
0
(Initial value)
CH0
R/W
0
0