cop888fh National Semiconductor Corporation, cop888fh Datasheet - Page 31

• Manufacturer Part Number: cop888fh
• Description: 8-bit Cmos Rom Based Microcontrollers With 12k Memory, Comparators, Usart And Hardware Multiply/divide
• Manufacturer: National Semiconductor Corporation

Interrupts
Figure 17 illustrates the different steps performed by the VIS
instruction. Figure 18 shows a flowchart for the VIS instruc-
tion.
(Continued)
FIGURE 17. VIS Operation
FIGURE 18. VIS Flowchart
31
The non-maskable interrupt pending flag is cleared by the
RPND (Reset Non-Maskable Pending Bit) instruction (under
certain conditions) and upon RESET.
DS012602-26
DS012602-27
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