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PRELIMINARY
VECTORED INTERRUPT CONTROLLER
S3C6400X RISC MICROPROCESSOR
12-2
Preliminary product information describe products that are in development,
for which full characterization data and associated errata are not yet available.
Specifications and information herein are subject to change without notice.
TZIC1
TZIC0
VIC1
VIC0
INT SOURCE[63:32]
INT SOURCE[31:0]
nTZICSFIQ
IRQOUT[63:32]
IRQOUT[31:0]
nNSFIQH
nIRQH
VectorAddrH
ARM1176JZF-
S
nIRQ
nNSFIQIN
nTZICFIQ
VectorAddr
Figure 12-1 Interrupt Controller in S3C6400X
INTERRUPT SOURCES
The S3C6400X supports 64 interrupt sources as shown in the table below.
Int. No.
Sources
Description
Group
63
INT_ADC
ADC EOC interrupt
TZIC1, VIC1
62
INT_PENDN
ADC Pen down interrupt
TZIC1, VIC1
61
INT_SEC
Security interrupt
TZIC1, VIC1
60
INT_RTC_ALARM
RTC alarm interrupt
TZIC1, VIC1
59
INT_IrDA
IrDA interrupt
TZIC1, VIC1
58
INT_OTG
USB OTG interrupt
TZIC1, VIC1
57
INT_HSMMC1
HSMMC1 interrupt
TZIC1, VIC1
56
INT_HSMMC0
HSMMC0 interrupt
TZIC1, VIC1
55 INT_HOSTIF
Host
Interface interrupt
TZIC1, VIC1
54
INT_MSM
MSM modem I/F interrupt
TZIC1, VIC1
53
INT_EINT4
External interrupt Group 1 ~ Group 9
TZIC1, VIC1
52
INT_HSIrx
HSI Rx interrupt TZIC1,
VIC1
51
INT_HSItx
HSI Tx interrupt TZIC1,
VIC1
50
INT_I2C
I2C interrupt
TZIC1, VIC1
49 INT_SPI1/INT_HSMMC2
SPI1
interrupt
or HSMMC2 interrupt
TZIC1, VIC1
48
INT_SPI0
SPI0 interrupt
TZIC1, VIC1
47
INT_UHOST
USB Host interrupt
TZIC1, VIC1
46
INT_CFC
CFCON interrupt
TZIC1, VIC1