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Interrupt Source
RESET
startup (or powerup w/PUCR=1)
Powerdown (non-maskable)
IRQ2
HIP Write (from Host)
HIP Read (to Host)
SPORT0 Transmit
SPORT0 Receive
Software Interrupt 1
Software Interrupt 2
SPORT1 Transmit or IRQ1
SPORT1 Receive or IRQ0
Timer
Table 3.5 ADSP-2171 Interrupts & Interrupt Vector Addresses
Interrupt Source
RESET
startup (or powerup w/PUCR=1)
Powerdown (non-maskable)
IRQ2
IRQL1 (level-sensitive)
IRQL0 (level-sensitive)
SPORT0 Transmit
SPORT0 Receive
IRQE (edge-sensitive)
Byte DMA Interrupt
SPORT1 Transmit or IRQ1
SPORT1 Receive or IRQ0
Timer
Table 3.6 ADSP-2181 Interrupts & Interrupt Vector Addresses
Interrupt Source
RESET
startup (or powerup w/PUCR=1)
Powerdown (non-maskable)
IRQ2
HIP Write (from Host)
HIP Read (to Host)
SPORT0 Transmit
SPORT0 Receive
Analog (DAC) Transmit
Analog (ADC) Receive
SPORT1 Transmit or IRQ1
SPORT1 Receive or IRQ0
Timer
Table 3.7 ADSP-21msp58/59 Interrupts & Interrupt Vector Addresses
Program Control
Interrupt Vector Address
0x0000 (highest priority)
0x002C
0x0004
0x0008
0x000C
0x0010
0x0014
0x0018
0x001C
0x0020
0x0024
0x0028 (lowest priority)
Interrupt Vector Address
0x0000 (highest priority)
0x002C
0x0004
0x0008
0x000C
0x0010
0x0014
0x0018
0x001C
0x0020
0x0024
0x0028 (lowest priority)
Interrupt Vector Address
0x0000 (highest priority)
0x002C
0x0004
0x0008
0x000C
0x0010
0x0014
0x0018
0x001C
0x0020
0x0024
0x0028 (lowest priority)
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