h8s-2172 Renesas Electronics Corporation., h8s-2172 Datasheet - Page 207

• Manufacturer Part Number: h8s-2172
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family H8s-2100 Series
• Manufacturer: Renesas Electronics Corporation.

Transfer from external memory to external device with DACK
Transfer from external device with DACK to external memory
φ
Address bus
Data bus
φ
Address bus
Data bus
Figure 7.4 Example of Timing in Single Address Mode
DMA cycle
DMA cycle
DMDAR
DMSAR
Address to external memory space
Data output from external memory
Address to external memory space
Data output from external device
with DACK
Rev. 2.00, 03/04, page 175 of 534
signal to external memory space
signal to external memory space