Datasheet

Section 8 EXDMA Controller (EXDMAC)
Page 436 of 1408 R01UH0309EJ0500 Rev. 5.00
Sep 24, 2012
H8S/2456, H8S/2456R, H8S/2454 Group
External memory
Range of
EDSAR values
First block
transfer
Second block
transfer
H'23FFFE
H'23FFFF
H'240000
H'240001
H'240002
H'240003
H'240004
H'240005
H'240006
H'240007
H'240008
H'240009
H'240000
H'240001
H'240002
H'240003
H'240004
H'240005
H'240006
H'240007
H'240000
H'240001
H'240002
H'240003
H'240004
H'240000
H'240001
H'240005
H'240006
H'240007
:
:
Interrupt
requested
Block transfer
in progress
When lower 3 bits (8-byte area) of EDSAR are designated as repeat area (SARA4 to SARA0 = 3),
and block size of 5 (EDTCR[23–16] = 5) is set in block transfer mode
Figure 8.10 Example of Repeat Area Function Operation in Block Transfer Mode