User`s manual

RX62N Group, RX621 Group 3. Types and definitions
2.12. External DMA Controller Driver
The driver functions support the control of the external bus Direct Memory Access controller
(EXDMAC), providing the following operations.
1. Configuration for use, including
• Access to all control bits.
• Automatic interrupt control
2. Disabling EXDMAC channels that are no longer required and enabling low-power mode.
3. Control of a channel.
4. Reading the status and operation registers of a channel.
R20UT0084EE0112 Rev.1.12 Page 2-9
July. 16, 2014