
12
T89C51AC2
Rev. B – 19-Dec-01
Table 8. Interrupt SFRs
Table 9. ADC SFRs
CCAP0H
CCAP1H
CCAP2H
CCAP3H
CCAP4H
FAh
FBh
FCh
FDh
FEh
PCA Compare
Capture Module 0 H
PCA Compare
Capture Module 1 H
PCA Compare
Capture Module 2 H
PCA Compare
Capture Module 3 H
PCA Compare
Capture Module 4 H
CCAP0H7
CCAP1H7
CCAP2H7
CCAP3H7
CCAP4H7
CCAP0H6
CCAP1H6
CCAP2H6
CCAP3H6
CCAP4H6
CCAP0H5
CCAP1H5
CCAP2H5
CCAP3H5
CCAP4H5
CCAP0H4
CCAP1H4
CCAP2H4
CCAP3H4
CCAP4H4
CCAP0H3
CCAP1H3
CCAP2H3
CCAP3H3
CCAP4H3
CCAP0H2
CCAP1H2
CCAP2H2
CCAP3H2
CCAP4H2
CCAP0H1
CCAP1H1
CCAP2H1
CCAP3H1
CCAP4H1
CCAP0H0
CCAP1H0
CCAP2H0
CCAP3H0
CCAP4H0
CCAP0L
CCAP1L
CCAP2L
CCAP3L
CCAP4L
EAh
EBh
ECh
EDh
EEh
PCA Compare
Capture Module 0 L
PCA Compare
Capture Module 1 L
PCA Compare
Capture Module 2 L
PCA Compare
Capture Module 3 L
PCA Compare
Capture Module 4 L
CCAP0L7
CCAP1L7
CCAP2L7
CCAP3L7
CCAP4L7
CCAP0L6
CCAP1L6
CCAP2L6
CCAP3L6
CCAP4L6
CCAP0L5
CCAP1L5
CCAP2L5
CCAP3L5
CCAP4L5
CCAP0L4
CCAP1L4
CCAP2L4
CCAP3L4
CCAP4L4
CCAP0L3
CCAP1L3
CCAP2L3
CCAP3L3
CCAP4L3
CCAP0L2
CCAP1L2
CCAP2L2
CCAP3L2
CCAP4L2
CCAP0L1
CCAP1L1
CCAP2L1
CCAP3L1
CCAP4L1
CCAP0L0
CCAP1L0
CCAP2L0
CCAP3L0
CCAP4L0
MnemonicAddName 76543210
MnemonicAddName 76543210
IEN0 A8h
Interrupt Enable
Control 0
EA EC ET2 ES ET1 EX1 ET0 EX0
IEN1 E8h
Interrupt Enable
Control 1
------EADC-
IPL0 B8h
Interrupt Priority
Control Low 0
- PPC PT2 PS PT1 PX1 PT0 PX0
IPH0 B7h
Interrupt Priority
Control High 0
- PPCH PT2H PSH PT1H PX1H PT0H PX0H
IPL1 F8h
Interrupt Priority
Control Low 1
------PADCL-
IPH1 F7h
Interrupt Priority
Control High1
------PADCH-
MnemonicAddName 76543210
ADCON F3h ADC Control - PSIDLE ADEN ADEOC ADSST SCH2 SCH1 SCH0
ADCF F6h ADC Configuration CH7 CH6 CH5 CH4 CH3 CH2 CH1 CH0
ADCLK F2h ADC Clock - - - PRS4 PRS3 PRS2 PRS1 PRS0
ADDH F5h ADC Data High byte ADAT9 ADAT8 ADAT7 ADAT6 ADAT5 ADAT4 ADAT3 ADAT2
ADDLF4hADCDataLowbyte------ADAT1ADAT0
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