r4f2456 Renesas Electronics Corporation., r4f2456 Datasheet - Page 182

• Manufacturer Part Number: r4f2456
• Description: 16-bit Single-chip Microcomputer H8s Family / H8s/2400 Series
• Manufacturer: Renesas Electronics Corporation.

Section 6 Bus Controller (BSC)
Notes: 1. Not supported by the H8S/2456 Group and H8S/2454 Group
Rev. 1.00 Sep. 19, 2008 Page 152 of 1342
REJ09B0467-0100
Name
Data transfer acknowledge 1
(DMAC)
Data transfer acknowledge 0
(DMAC)
Data transfer acknowledge 3 *
(EXDMAC)
Data transfer acknowledge 2 *
(EXDMAC)
2. Not supported by the H8S/2454 Group.
2
2
Symbol
DACK1
DACK0
EDACK3 *
EDACK2 *
2
2
I/O
Output
DACK0
Output
Output
Function
Data transfer acknowledge signal for
single address transfer by DMAC channel
1.
Data transfer acknowledge signal for
single address transfer by DMAC channel
0.
Data transfer acknowledge signal for
single address transfer by EXDMAC
channel 3.
Data transfer acknowledge signal for
single address transfer by EXDMAC
channel 2.