gc80c521a CORERIVER Semiconductor, gc80c521a Datasheet - Page 78

• Manufacturer Part Number: gc80c521a
• Description: Flash / Isp / Iap 8-bit Turbo Microcontrollers
• Manufacturer: CORERIVER Semiconductor

HIGH
LOW
6.15. Interrupt : 14 Sources / 4-level Priority
Interrupt Sources : Timer 0/1/2, UART, WDT, ADC, I2C, SPI,
6 External.
4-level Interrupt Priority
2-level Interrupt Priority
Interrupt
Reserved
Reserved
[Interrupt Vector Address]
Sources
Timer 0/1/2, UART, ADC, INT0, INT1
WDT, I2C, SPI, INT2, INT3, INT4, INT5
RI+TI
/INT0
/INT1
/INT3
/INT5
INT2
INT4
WDT
ADC
TF0
TF1
TF2
I2C
SPI
Sample & Flag Set
Address
000Bh
001Bh
002Bh
003Bh
004Bh
005Bh
006Bh
007Bh
0003h
0013h
0023h
0043h
0053h
0063h
0073h
0083h
4 Levels
4 Levels
4 Levels
4 Levels
4 Levels
4 Levels
4 Levels
2 Levels
2 Levels
2 Levels
2 Levels
2 Levels
2 Levels
2 Levels
2 Levels
2 Levels
Priority
Level
Polling
8052
[Response Sequence]
Interrupt
Sources
Last Cycle & High Priority & Not-update Interrupt Register
* Interrupt SFR’s (refer to Appendix B : SFR Description)
Interrupt
Flag bits
TCON (88h)
IT
ITSEL (BAh)
EXIF (91h)
IE
EIE
IP
IPH
EIP
WDCON (D8h)
LCALL
IE0
(B2h)
(A8h)
(A1h)
(B8h)
(B7h)
(B1h)
[Interrupt Vector Generation Flow]
Individual
Enable
bits
EX0
WDMOD POR
ESPI
PSPI
TF1
IE5
EA
Service Routine
-
-
-
-
Enable
Global
PADCH PT2H
EADC
PADC
bits
TR1
IE4
EA
-
-
-
-
MiDAS1.0B Family
ITSEL5 ITSEL4 ITSEL3 ITSEL2 ITSEL1 ITSEL0
EI2C
PI2C
EPFI
ET2
PT2
TF0
IE3
-
Priority
PX0H
bits
PX0
EWDT
PWDT
TR0
PSH
IE2
PFI
ES
PS
-
XT/RL
WDIF
PT1H
ET1
EX5
PT1
PX5
IE1
IT5
Generation
Polling &
Vector
0003h
WTRF
RGM0
PX1H
EX1
EX4
PX1
PX4
IT1
IT4
RGSL
PT0H
EWT
ET0
EX3
PT0
PX3
IE0
IT3
Interrupt
Vector
PX0H
RWT
BGS
0003h
EX0
EX2
PX0
PX2
IT0
IT2
[78]