hd64338342hw Renesas Electronics Corporation., hd64338342hw Datasheet - Page 462

• Manufacturer Part Number: hd64338342hw
• Description: Renesas 8-bit Single-chip Microcomputer H8 Family/h8/300l Super Low Power Series
• Manufacturer: Renesas Electronics Corporation.

Section 12 A/D Converter
6. The A/D interrupt handling routine ends.
If ADSF is set to 1 again afterward, A/D conversion starts and steps 2 to 6 take place.
Figures 12.4 and 12.5 show flow charts of procedures for using the A/D converter.
Interrupt
(IRRAD)
IENAD
ADSF
Channel 1 (AN
operation state
ADRRH
ADRRL
Note:
Rev. 6.00 Aug 04, 2006 page 426 of 680
REJ09B0145-0600
*
( ) indicates instruction execution by software.
1
)
A/D conversion starts
Idle
Figure 12.3 Typical A/D Converter Operation Timing
A/D conversion (1)
Set *
Set *
A/D conversion result (1)
Idle
Read conversion result
A/D conversion (2)
Set *
A/D conversion result (2)
Read conversion result
Idle