Clearing Full Address Mode - Hitachi H8S/2378, H8S/2378R Series Hardware Manual

Forced termination
of DMAC
Clear DTE bit to 0
Forced termination
Figure 7.36 Example of Procedure for Forcibly Terminating DMAC Operation
7.5.16

Clearing Full Address Mode

Figure 7.37 shows the procedure for releasing and initializing a channel designated for full address
mode. After full address mode has been cleared, the channel can be set to another transfer mode
using the appropriate setting procedure.
Rev. 1.0, 09/01, page 310 of 904
[1] Clear the DTE bit in DMABCRL to 0.
To prevent interrupt generation after forced
termination of DMAC operation, clear the DTIE bit
to 0 at the same time.
[1]