h8s-2635 Renesas Electronics Corporation., h8s-2635 Datasheet - Page 737

• Manufacturer Part Number: h8s-2635
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2600 Series
• Manufacturer: Renesas Electronics Corporation.

Bit 5—A/D Start (ADST): Selects starting or stopping on A/D conversion. Holds a value of 1
during A/D conversion.
The ADST bit can be set to 1 by software, a timer conversion start trigger, or the A/D external
trigger input pin (
Bit 4—Scan Mode (SCAN): Selects single mode or scan mode as the A/D conversion operating
mode. See section 17.4, Operation, for single mode and scan mode operation. Only set the SCAN
bit while conversion is stopped (ADST = 0).
Bit 3—Channel Select 3 (CH3): Switches the analog input pins assigned to group 0 or group 1.
Setting CH3 to 1 enables AN8 to AN11 to be used instead of AN0 to AN7.
Bit 5
ADST
0
1
Bit 4
SCAN
0
1
Bit 3
CH3
1
0
Description
A/D conversion stopped
Single mode: A/D conversion is started. Cleared to 0 automatically when conversion
Scan mode:
Description
Single mode
Scan mode
Description
AN8 to AN11 are group 0 analog input pins
AN0 to AN3 are group 0 analog input pins, AN4 to AN7 are group 1 analog input pins
A D T R G
) .
on the specified channel ends
A/D conversion is started. Conversion continues sequentially on the
selected channels until ADST is cleared to 0 by software, a reset, or a
transition to standby mode or module stop mode.
Rev. 6.00 Feb 22, 2005 page 677 of 1484
Section 17 A/D Converter
REJ09B0103-0600
(Initial value)
(Initial value)
(Initial value)