STC micro STC8A8K64D4 Series - Interrupt Priority Registers

STC8A8K64D4 Series Manual
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DMA_UR2R_STA
FA4AH
-
-
-
-
-
-
RXLOSS
UR2RIF
DMA_UR3T_STA
FA52H
-
-
-
-
-
TXOVW
-
UR3TIF
DMA_UR3R_STA
FA5AH
-
-
-
-
-
-
RXLOSS
UR3RIF
DMA_UR4T_STA
FA62H
-
-
-
-
-
TXOVW
-
UR4TIF
DMA_UR4R_STA
FA6AH
-
-
-
-
-
-
RXLOSS
UR4RIF
DMA_LCM_STA
FA72H
-
-
-
-
-
-
TXOVW
LCMIF
M2MIF: DMA_M2M(Memory-to-Memory DMA) interrupt request flag. Need to be cleared by software.
ADCIF: DMA_ADC(ADC DMA) interrupt request flag. Need to be cleared by software.
SPIIF: DMA_SPI(SPI DMA) interrupt request flag. Need to be cleared by software.

UR1TIF: DMA_UR1T(UART1 send DMA) interrupt request flag. Need to be cleared by software.
UR1RIF: DMA_UR1R(UART1 receive DMA) interrupt request flag. Need to be cleared by software.
UR2TIF: DMA_UR2T(UART2 send DMA) interrupt request flag. Need to be cleared by software.
UR2RIF: DMA_UR2R(UART2 receive DMA) interrupt request flag. Need to be cleared by software.
UR3TIF: DMA_UR3T(UART3 send DMA) interrupt request flag. Need to be cleared by software.
UR3RIF: DMA_UR3R(UART3 receive DMA) interrupt request flag. Need to be cleared by software.
UR4TIF: DMA_UR4T(UART4 send DMA) interrupt request flag. Need to be cleared by software.
UR4RIF: DMA_UR4R(UART4 receive DMA) interrupt request flag. Need to be cleared by software.
LCMIF: DMA_LCM(LCM interface DMA) interrupt request flag. Need to be cleared by software.
11.4.3 Interrupt Priority Registers
Except INT2, INT3, Timer 2, Timer 3 and Timer 4, all other interrupts have 4 levels of interrupt priority that can be set.
Interrupt Priority Control Registers
Symbol
Address
B7
B6
B5
B4
B3
B2
B1
B0
IP
B8H
PPCA
PLVD
PADC
PS
PT1
PX1
PT0
PX0
IPH
B7H
PPCAH
PLVDH
PADCH
PSH
PT1H
PX1H
PT0H
PX0H
IP2
B5H
-
PI2C
PCMP
PX4
PPWMFD
PPWM
PSPI
PS2
IP2H
B6H
-
PI2CH
PCMPH
PX4H
PPWMFDH
PPWMH
PSPIH
PS2H
IP3
DFH
-
-
-
-
-
PS4
PS3
IP3H
EEH
-
-
-
-
-
PS4H
PS3H
PX0H,PX0: External interrupt 0 interrupt priority control bit.
00: INT0 interrupt priority level is 0 (lowest)
01: INT0 interrupt priority level is 1 (lower)
10: INT0 interrupt priority level is 2 (higher)
11: INT0 interrupt priority level is 3 (highest)
PT0H,PT0: Timer 0 interrupt priority control bit.
00: Timer 0 interrupt priority level is 0 (lowest)
01: Timer 0 interrupt priority level is 1 (lower)
10: Timer 0 interrupt priority level is 2 (higher)
11: Timer 0 interrupt priority level is 3 (highest)
PX1H,PX1: External interrupt 1 interrupt priority control bit.
00: INT1 interrupt priority level is 0 (lowest)
01: INT1 interrupt priority level is 1 (lower)
10: INT1 interrupt priority level is 2 (higher)
11: INT1 interrupt priority level is 3 (highest)
PT1H,PT1: Timer 1 interrupt priority control bit.
00: Timer 1 interrupt priority level is 0 (lowest)
01: Timer 1 interrupt priority level is 1 (lower)
10: Timer 1 interrupt priority level is 2 (higher)
11: Timer 1 interrupt priority level is 3 (highest)
PSH,PS: UART1 interrupt priority control bit.
00: UART1 interrupt priority level is 0 (lowest)
01: UART1 interrupt priority level is 1 (lower)
10: UART1 interrupt priority level is 2 (higher)
11: UART1 interrupt priority level is 3 (highest)