Fujitsu MB90335 Series Hardware Manual page 104

MB90335 Series
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At the end caused by an end request from the peripheral function (I/O)
If data transfer by EI
11), the hardware interrupt is activated without performing data transfer. The EI
calculated using the expression below. Z in the expression represents the interrupt handling time
compensation value (see Table 3.6-4).
2 OS processing time for aborted = 36 + 6 × Z machine cycles
EI
Reference:
One machine cycle is equal to one clock cycle of the machine clock (φ).
CM44-10137-6E
3.6 Interrupts by Extended Intelligent I/O Service (EI
2
OS is aborted due to an end request from the peripheral function (I/O) (ICR:S1, S0=
FUJITSU MICROELECTRONICS LIMITED
CHAPTER 3 INTERRUPT
2
OS)
2
OS processing time is
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