r4f2456 Renesas Electronics Corporation., r4f2456 Datasheet - Page 341

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

7.2
Table 7.1 shows the pin configuration of the interrupt controller.
Table 7.1
7.3
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Channel
0
1
Memory address register_0AH (MAR_0AH)
Memory address register_0AL (MAR_0AL)
I/O address register_0A (IOAR_0A)
Transfer count register_0A (ECTR_0A)
Memory address register_0BH (MAR_0BH)
Memory address register_0BL (MAR_0BL)
I/O address register_0B (IOAR_0B)
Transfer count register_0B (ECTR_0B)
Memory address register_1AH (MAR_1AH)
Memory address register_1AL (MAR_1AL)
I/O address register_1A (IOAR_1A)
Transfer count register_1A (ETCR_1A)
Memory address register_1BH (MAR_1BH)
Memory address register_1BL (MAR_1BL)
I/O address register_1B (IOAR_1B)
Transfer count register_1B (ETCR_1B)
DMA control register_0A (DMACR_0A)
DMA control register_0B (DMACR_0B)
Input/Output Pins
Register Descriptions
Pin Name
DMA request 0
DMA transfer acknowledge 0
DMA transfer end 0
DMA request 1
DMA transfer acknowledge 1
DMA transfer end 1
Pin Configuration
Symbol
DREQ0
DACK0
TEND0
DREQ1
DACK1
TEND1
I/O
Input
Output
Output
Input
Output
Output
Rev. 1.00 Sep. 19, 2008 Page 311 of 1342
Section 7 DMA Controller (DMAC)
Function
Channel 0 external request
Channel 0 single address
transfer acknowledge
Channel 0 transfer end
Channel 1 external request
Channel 1 single address
transfer acknowledge
Channel 1 transfer end
REJ09B0467-0100