HD6417034B RENESAS [Renesas Technology Corp], HD6417034B Datasheet - Page 245

• Manufacturer Part Number: HD6417034B
• Description: 32-Bit RISC Microcomputer
• Manufacturer: RENESAS [Renesas Technology Corp]

9.4.3
In this example, the results of an A/D conversion by the on-chip A/D converter are transferred to
external memory using DMAC channel 3. Input from channel 0 (AN0) is A/D-converted using
scan mode. Table 9.9 shows the transfer conditions and register settings.
Table 9.9
Transfer Conditions
Transfer source: ADDRA of on-chip A/D converter
Transfer destination: external memory
Number of transfers: 16
Transfer destination address: incremented
Transfer source address: fixed
Transfer request source (transfer request signal): A/D
converter (ADI)
Bus mode: cycle-steal
Transfer unit: word
DEI interrupt request generated at end of transfer (channel 3
enabled for transfer)
Channel priority order: fixed (0 > 3 > 2 > 1) (all channels
enabled for transfer)
Example of DMA Transfer Between On-Chip A/D Converter and External
Memory
Transfer Conditions and Register Settings for Transfer Between On-Chip A/D
Converter and External Memory
Section 9 Direct Memory Access Controller (DMAC)
Rev. 7.00 Jan 31, 2006 page 219 of 658
SAR3
CHCR3
Register
DAR3
TCR3
DMAOR
Setting
H'FFFFEE0
(ADDRAH register
address)
Destination address
H'0010
H'4D0D
H'0001
REJ09B0272-0700