UPSD3422_06 Datasheet, PDF (58/293 Pages) STMicroelectronics – Turbo Plus Series Fast Turbo 8032 MCU with USB and Programmable Logic

Interrupt system
uPSD34xx
Table 20.
Bit 7
PADC
IPA: Interrupt Priority Addition register (SFR B7h, reset value 00h)
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
PSPI
PPCA
PS1
–
–
PI²C
PUSB
Bit
Symbol
R/W
Function
7⁽¹⁾
PADC
R,W ADC Interrupt priority level
6⁽¹⁾
PSPI
R,W SPI Interrupt priority level
5⁽¹⁾
PPCA
R,W PCA Interrupt level
4⁽¹⁾
PS1
R,W UART1 Interrupt priority level
3
–
–
Reserved
2
–
–
Reserved
1⁽¹⁾
PI²C
R,W I²C Interrupt priority level
0
PUSB
R,W USB Interrupt priority level
Note: 1 1 = Assigns high priority level, 0 = Assigns low priority level
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