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FUJITSU F2MCTM-16LX User Manual

Page 101

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CHAPTER 4 DELAYED INTERRUPT GENERATION MODULE

4.2

Block Diagram of Delayed Interrupt Generation Module

The delayed interrupt generation module consists of the following blocks:
• Interrupt request latch
• Delayed interrupt request generate/cancel register (DIRR)

Block Diagram of Delayed Interrupt Generation Module

Figure 4.2-1 Block Diagram of Delayed Interrupt Generation Module

Interrupt request latch

This latch keeps the settings (delayed interrupt request generation or cancellation) of the delayed interrupt

request generate/cancel register (DIRR).

Delayed interrupt request generate/cancel register (DIRR)

This register generates or cancels a delayed interrupt request.

Interrupt Number

The interrupt number used in the delayed interrupt generation module is as follows:

Interrupt number #42(2A

H

)

R0

Internal data bus

Delayed interrupt request generate/cancel register (DIRR)

:

Undefined

S Interrupt

request

R Latch

Interrupt
request
signal