UPD78F0890GK(A)-GAJ-AX NEC, UPD78F0890GK(A)-GAJ-AX Datasheet - Page 522

• Manufacturer Part Number: UPD78F0890GK(A)-GAJ-AX
• Description: 8BIT MCU, 128K FLASH, 7K RAM, LQFP
• Manufacturer: NEC

Specifications of UPD78F0890GK(A)-GAJ-AX

• Controller Family/series: UPD78F
• No. Of I/o's: 55
• Ram Memory Size: 7KB
• Cpu Speed: 20MHz
• No. Of Timers: 10
• No. Of Pwm: RoHS Compliant
• Core Size: 8bit
• Program Memory Size: 128KB
• Oscillator Type: External, Internal

17.3 Registers Controlling Interrupt Functions
to interrupt request sources.
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The following 6 types of registers are used to control the interrupt functions.
• Interrupt request flag register (IF0L, IF0H, IF1L, IF1H)
• Interrupt mask flag register (MK0L, MK0H, MK1L, MK1H)
• Priority specification flag register (PR0L, PR0H, PR1L, PR1H)
• External interrupt rising edge enable register (EGP)
• External interrupt falling edge enable register (EGN)
• Program status word (PSW)
Table 17-2 shows a list of interrupt request flags, interrupt mask flags, and priority specification flags corresponding
CHAPTER 17 INTERRUPT FUNCTIONS
User’s Manual U17554EJ4V0UD