DF2211NP24V Renesas Technology / Hitachi Semiconductor, DF2211NP24V Datasheet - Page 259

• Manufacturer Part Number: DF2211NP24V
• Description: H8S/2200 Series, 2212 Group, USB, RTC, HSS TNP-64B; Vcc= 2.7 to 3.6 volts, Temp= -20 to 75 C; Package: PVQN0064LB-A
• Manufacturer: Renesas Technology / Hitachi Semiconductor

7.4.14
Figure 7.23 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.
Clearing Full Address Mode
Figure 7.23 Example of Procedure for Clearing Full Address Mode
Clear FAE bit to 0
Stop the channel
Initialize DMACR
operation halted
address mode
Initialization;
Clearing full
[1]
[2]
[3]
[1] Clear both the DTE bit and the DTME bit in
[2] Clear all bits in DMACRA and DMACRB to 0.
[3] Clear the FAE bit in DMABCRH to 0.
DMABCRL to 0; or wait until the transfer ends
and the DTE bit is cleared to 0, then clear the
DTME bit to 0.
Also clear the corresponding DTIE bit to 0 at the
same time.
Rev.7.00 Dec. 24, 2008 Page 205 of 698
REJ09B0074-0700