UPSD33XX Datasheet, PDF (44/231 Pages) STMicroelectronics – Fast 8032 MCU with Programmable Logic

uPSD33xx
Table 18. IEA: Interrupt Enable Addition Register (SFR A7h, reset value 00h)
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
EADC
ESPI
EPCA
ES1
–
–
EI²C
Details
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
–
–
Reserved, do not set to logic '1.'
Note: 1. 1 = Enable Interrupt, 0 = Disable Interrupt
Table 19. IP: Interrupt Priority Register (SFR B8h, reset value 00h)
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
–
–
PT2
PS0
PT1
PX1
Details
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
Bit 1
PT0
Bit 0
–
Bit 0
PX0
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