HD643303x Hitachi, HD643303x Datasheet - Page 392

• Manufacturer Part Number: HD643303x
• Description: Hitachi Microcomputer
• Manufacturer: Hitachi

Bit 7—A/D End Flag (ADF): Indicates the end of A/D conversion.
Bit 7
ADF
0
1
Bit 6—A/D Interrupt Enable (ADIE): Enables or disables the interrupt (ADI) requested at the
end of A/D conversion.
Bit 6
ADIE
0
1
Bit 5—A/D Start (ADST): Starts or stops A/D conversion. The ADST bit remains set to 1 during
A/D conversion. It can also be set to 1 by external trigger input at the ADTRG pin.
Bit 5
ADST
0
1
[Clearing condition]
Cleared by reading ADF while ADF = 1, then writing 0 in ADF
[Setting conditions]
Single mode: A/D conversion ends
Scan mode: A/D conversion ends in all selected channels
A/D end interrupt request (ADI) is disabled
A/D end interrupt request (ADI) is enabled
Description
A/D conversion is stopped
Single mode: A/D conversion starts; ADST is automatically cleared to 0 when conversion
ends.
Scan mode: A/D conversion starts and continues, cycling among the selected channels,
until ADST is cleared to 0 by software, by a reset, or by a transition to standby mode.
Description
Description
377
(Initial value)
(Initial value)
(Initial value)