Datasheet

TMS320LF2407A,TMS320LF2406A,TMS320LF2403A,TMS320LF2402A
TMS320LC2406A,TMS320LC2404A,TMS320LC2403A,TMS320LC2402A
DSP CONTROLLERS
SPRS145L − JULY 2000 − REVISED SEPTEMBER 2007
32
POST OFFICE BOX 1443 • HOUSTON, TEXAS 77251−1443
interrupt request structure
Table 3. LF240xA/LC240xA Interrupt Source Priority and Vectors
INTERRUPT
NAME
OVERALL
PRIORITY
CPU
INTERRUPT
AND
VECTOR
ADDRESS
BIT
POSITION IN
PIRQRx AND
PIACKRx
PERIPHERAL
INTERRUPT
VECTOR
(PIV)
MASK-
ABLE?
SOURCE
PERIPHERAL
MODULE
DESCRIPTION
Reset 1
RSN
0000h
N/A N
RS pin,
Watchdog
Reset from pin, watchdog
timeout
Reserved 2
−
0026h
N/A N CPU Emulator trap
NMI 3
NMI
0024h
N/A N
Nonmaskable
Interrupt
Nonmaskable interrupt,
software interrupt only
PDPINTA 4 0.0 0020h Y EVA
Power device protection
PDPINTB 5 2.0 0019h Y EVB
Power device protection
interrupt pins
ADCINT 6
0.1 0004h Y ADC
ADC interrupt in
high-priority mode
XINT1 7 0.2 0001h Y
External
Interrupt Logic
External interru
p
t
p
ins in hi
g
h
XINT2 8
INT1
0.3 0011h Y
External
Interrupt Logic
External interrupt pins in high
priority
SPIINT 9
INT1
0002h
0.4 0005h Y SPI SPI interrupt pins in high priority
RXINT 10
0002h
0.5 0006h Y SCI
SCI receiver interrupt in
high-priority mode
TXINT 11 0.6 0007h Y SCI
SCI transmitter interrupt in
high-priority mode
CANMBINT 12 0.7 0040 Y CAN
CAN mailbox in high-priority
mode
CANERINT 13 0.8 0041 Y CAN
CAN error interrupt in
high-priority mode
CMP1INT 14 0.9 0021h Y EVA Compare 1 interrupt
CMP2INT 15 0.10 0022h Y EVA Compare 2 interrupt
CMP3INT 16 0.11 0023h Y EVA Compare 3 interrupt
T1PINT 17
INT2
0.12 0027h Y EVA Timer 1 period interrupt
T1CINT 18
INT2
0004h
0.13 0028h Y EVA Timer 1 compare interrupt
T1UFINT 19
0004h
0.14 0029h Y EVA Timer 1 underflow interrupt
T1OFINT 20 0.15 002Ah Y EVA Timer 1 overflow interrupt
CMP4INT 21 2.1 0024h Y EVB Compare 4 interrupt
CMP5INT 22 2.2 0025h Y EVB Compare 5 interrupt
CMP6INT 23 2.3 0026h Y EVB Compare 6 interrupt
T3PINT 24 2.4 002Fh Y EVB Timer 3 period interrupt
T3CINT 25 2.5 0030h Y EVB Timer 3 compare interrupt
T3UFINT 26 2.6 0031h Y EVB Timer 3 underflow interrupt
T3OFINT 27 2.7 0032h Y EVB Timer 3 overflow interrupt
†
See the TMS320LF/LC240xA DSP Controllers Reference Guide: System and Peripherals (literature number SPRU357) for more information.
NOTE: Some interrupts may not be available in a particular device due to the absence of a peripheral. See Table 1 for more details.
New peripheral interrupts and vectors with respect to the F243/F241 devices.