Z8F6421PM020SC Datasheet, PDF (57/299 Pages) Zilog, Inc. – High Performance 8-Bit Microcontrollers Z8 Encore-R 64K Series

Z8 Encore!^® 64K Series
Z8 Encore!
37
Interrupt Request 0
IRQ0 (FC0H - Read/Write)
D7 D6 D5 D4 D3 D2 D1 D0
ADC Interrupt Request
SPI Interrupt Request
I2C Interrupt Request
UART 0 Transmitter Interrupt Request
UART 0 Receiver Interrupt Request
Timer 0 Interrupt Request
Timer 1 Interrupt Request
Timer 2 Interrupt Request
For all of the above peripherals:
0 = Peripheral IRQ is not pending
1 = Peripheral IRQ is awaiting service
IRQ0 Enable High Bit
IRQ0ENH (FC1H - Read/Write)
D7 D6 D5 D4 D3 D2 D1 D0
ADC IRQ Enable Hit Bit
SPI IRQ Enable High Bit
I2C IRQ Enable High Bit
UART 0 Transmitter IRQ Enable High
UART 0 Receiver IRQ Enable High Bit
Timer 0 IRQ Enable High Bit
Timer 1 IRQ Enable High Bit
Timer 2 IRQ Enable High Bit
IRQ0 Enable Low Bit
IRQ0ENL (FC2H - Read/Write)
D7 D6 D5 D4 D3 D2 D1 D0
ADC IRQ Enable Hit Bit
SPI IRQ Enable Low Bit
I2C IRQ Enable Low Bit
UART 0 Transmitter IRQ Enable Low
UART 0 Receiver IRQ Enable Low Bit
Timer 0 IRQ Enable Low Bit
Timer 1 IRQ Enable Low Bit
Timer 2 IRQ Enable Low Bit
Interrupt Request 1
IRQ1 (FC3H - Read/Write)
D7 D6 D5 D4 D3 D2 D1 D0
Port A or D Pin Interrupt Request
0 = IRQ from corresponding pin [7:0]
is not pending
1 = IRQ from corresponding pin [7:0]
is awaiting service
IRQ1 Enable High Bit
IRQ1ENH (FC4H - Read/Write)
D7 D6 D5 D4 D3 D2 D1 D0
Port A or D Pin IRQ Enable High Bit
IRQ1 Enable Low Bit
IRQ1ENL (FC5H - Read/Write)
D7 D6 D5 D4 D3 D2 D1 D0
Port A or D Pin IRQ Enable Low Bit
PS019915-1005
Control Register Summary