FR65E Fujitsu Microelectronics, Inc., FR65E Datasheet - Page 62

• Manufacturer Part Number: FR65E
• Description: 32-bit Microcontroller
• Manufacturer: Fujitsu Microelectronics, Inc.

62
MB91307B
(3) Block Diagram
controller
To bus
address
Access
DMA transfer request to
Read
Write
bus controller
DDNO
Read/write
control
Write back
Write back
DTC two-stage register
DDNO register
BLK register
Selector
DDAD two-stage register
DDAD two-stage register
Selector
Counter
Counter
Buffer
Buffer
DTCR
DMA controller
DMAC 5-channel Block Diagram
transition
Status
Priority
circuit
circuit
source selection
circuit & request
acceptance
DMA start
control
DADM, DASZ [7:0] DADR
SDAM, SASZ [7:0] SADR
TYPE, MOD, WS
ERIR, EDIR
DSS [3:0]
External pin start request/stop
Peripheral start request/stop
Peripheral interrupt clear
To interrupt controller
input
input
IRQ
[4:0]
MCLREQ