UPSD3422_06 Datasheet, PDF (57/293 Pages) STMicroelectronics – Turbo Plus Series Fast Turbo 8032 MCU with USB and Programmable Logic

uPSD34xx
Interrupt system
Table 18.
Bit 7
EADC
IEA: Interrupt Enable Addition Register (SFR A7h, reset value 00h)
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
ESPI
EPCA
ES1
–
–
EI²C
EUSB
Bit
Symbol
R/W
Function
7⁽¹⁾
EADC
R,W Enable ADC Interrupt
6⁽¹⁾
ESPI
R,W Enable SPI Interrupt
5⁽¹⁾
EPCA
R,W Enable Programmable Counter Array Interrupt
4⁽¹⁾
ES1
R,W Enable UART1 Interrupt
3
–
–
Reserved, do not set to logic '1.'
2
–
–
Reserved, do not set to logic '1.'
1⁽¹⁾
EI²C
R,W Enable I²C Interrupt
0
EUSB
R,W Enable USB Interrupt
Note: 1 1 = Enable Interrupt, 0 = Disable Interrupt
Table 19.
Bit 7
–
IP: Interrupt Priority Register (SFR B8h, reset value 00h)
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
–
PT2
PS0
PT1
PX1
PT0
Bit 0
PX0
Bit
Symbol
R/W
Function
7
–
–
Reserved
6
–
–
Reserved
5⁽¹⁾
PT2
R,W Timer 2 Interrupt priority level
4⁽¹⁾
PS0
R,W UART0 Interrupt priority level
3⁽¹⁾
PT1
R,W Timer 1 Interrupt priority level
2⁽¹⁾
PX1
R,W External Interrupt INT1 priority level
1⁽¹⁾
PT0
R,W Timer 0 Interrupt priority level
0⁽¹⁾
PX0
R,W External Interrupt INT0 priority level
Note: 1 1 = Assigns high priority level, 0 = Assigns low priority level
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