UPD784938 Datasheet, PDF (208/733 Pages) NEC – 16-Bit Single-Chip Microcontrollers

CHAPTER 7 REAL-TIME OUTPUT FUNCTION
Figure 7-5. Real-Time Output Port Operation Timing (2-channel independent control example)
FFH
Timer/event counter 1
0H
Timer start
INTC11
interrupt request
INTC10
interrupt request
CR11
CR10
CR11
CR10
CR11
CR10
CR11
CPU operation
Port 0 buffer register
P0H
D01
D02
D03
D04
P0L
D11
D12
D13
D14
Output latches
D00
D01
D02
D03
P07 to P04
P03 to P00
D10
D11
D12
D13
Port 0 buffer register and compare register overwrite by software servicing or macro
service (see 23.8 MACRO SERVICE FUNCTION)
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Preliminary User’s Manual U13987EJ1V0UM00