EP7212 Datasheet, PDF (28/136 Pages) Cirrus Logic – HIGH-PERFORMANCE, LOW-POWER SYSTEM-ON-CHIP WITH LCD CONTROLLER AND DIGITAL AUDIO INTERFACE(DAI)

EP7212
Interrupt
FIQ
FIQ
FIQ
FIQ
IRQ
IRQ
IRQ
IRQ
IRQ
IRQ
IRQ
IRQ
IRQ
IRQ
IRQ
IRQ
Bit in INTMR1 and
INTSR1
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Name
Comment
EXTFIQ
BLINT
WEINT
MCINT
CSINT
EINT1
EINT2
EINT3
TC1OI
TC2OI
RTCMI
TINT
UTXINT1
URXINT1
UMSINT
SSEOTI
External fast interrupt input (nEXTFIQ pin)
Battery low interrupt
Tick Watchdog expired interrupt
Media changed interrupt
Codec sound interrupt
External interrupt input 1 (nEINT[1] pin)
External interrupt input 2 (nEINT[2] pin)
External interrupt input 3 (EINT[3] pin)
TC1 underflow interrupt
TC2 underflow interrupt
RTC compare match interrupt
64 Hz tick interrupt
Internal UART1 transmit FIFO empty interrupt
Internal UART1 receive FIFO full interrupt
Internal UART1 modem status changed interrupt
Synchronous serial interface 1 end of transfer interrupt
Table 9. Interrupt Allocation in the First Interrupt Register
Interrupt
IRQ
IRQ
IRQ
IRQ
IRQ
Bit in INTMR2 and
INTSR2
0
1
2
12
13
Name
Comment
KBDINT
SS2RX
SS2TX
UTXINT2
URXINT2
Key press interrupt
Master / slave SSI 16 bytes received
Master / slave SSI 16 bytes transmitted
UART2 transmit FIFO empty interrupt
UART2 receive FIFO full interrupt
Table 10. Interrupt Allocation in the Second Interrupt Register
Interrupt
FIQ
Bit in INTMR3 and
INTSR3
0
Name
DAIINT
Comment
DAI interface interrupt
Table 11. Interrupt Allocation in the Third Interrupt Register
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