h8s-2172 Renesas Electronics Corporation., h8s-2172 Datasheet - Page 188
h8s-2172
Manufacturer Part Number
h8s-2172
Description
Renesas 16-bit Single-chip Microcomputer H8s Family H8s-2100 Series
Manufacturer
Renesas Electronics Corporation.
Datasheet
1.H8S-2172.pdf
(570 pages)
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Table 7.1
Rev. 2.00, 03/04, page 156 of 534
Channel Name
0
1
2
3
DMA request 0
DMA transfer acknowledge 0 DACK0
DMA transfer end 0
DREQ0 acceptance
acknowledge
DMA request 1
DMA transfer acknowledge 1 DACK1
DMA transfer end 1
DREQ1 acceptance
acknowledge
DMA request 2
DMA transfer acknowledge 2 DACK2
DMA transfer end 2
DREQ2 acceptance
acknowledge
DMA request 3
DMA transfer acknowledge 3 DACK3
DMA transfer end 3
DREQ3 acceptance
acknowledge
Pin Configuration
Abbre-
viation
DREQ0
TEND0
DRAK0
DREQ1
TEND1
DRAK1
DREQ2
TEND2
DRAK2
DREQ3
TEND3
DRAK3
I/O
Input
Output
Output
Output
Input
Output
Output
Output
Input
Output
Output
Output
Input
Output
Output
Output
Function
Channel 0 external request
Channel 0 single address transfer
acknowledge
Channel 0 transfer end
Notification to external device of
channel 0 external request
acceptance and start of transfer
processing
Channel 1 external request
Channel 1 single address transfer
acknowledge
Channel 1 transfer end
Notification to external device of
channel 1 external request
acceptance and start of transfer
processing
Channel 2 external request
Channel 2 single address transfer
acknowledge
Channel 2 transfer end
Notification to external device of
channel 2 external request
acceptance and start of transfer
processing
Channel 3 external request
Channel 3 single address transfer
acknowledge
Channel 3 transfer end
Notification to external device of
channel 3 external request
acceptance and start of transfer
processing
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