参数资料
型号: MC9S12UF32PB
厂商: FREESCALE SEMICONDUCTOR INC
元件分类: 微控制器/微处理器
英文描述: 16-BIT, FLASH, 60 MHz, MICROCONTROLLER, PQFP64
封装: LQFP-64
文件页数: 113/128页
文件大小: 1785K
代理商: MC9S12UF32PB
85
Freescale Semiconductor
System on a Chip Guide — 9S12UF32DGV1/D V01.05
Section 5 Resets and Interrupts
5.1 Overview
Consult the Exception Processing section of the HCS12 Core User Guide for information on resets and
interrupts. Both local masking and CCR masking are included as listed in Table 5-1. System resets can
be generated through external control of the RESET pin, through the clock and reset generator module
CRG_U. Refer to the CRG_U User Guide for detailed information on reset generation.
5.2 Vectors
5.2.1 Vector Table
Table 5-1 lists interrupt sources and vectors in default order of priority.
Table 5-1 Interrupt Vector Locations
Vector Address
Interrupt Source
CCR
Mask
Local Enable
HPRIO Value
to Elevate
$FFFE, $FFFF
Reset
None
$FFFC, $FFFD
Reserved
None
Reserved
$FFFA, $FFFB
COP failure reset
None
COP rate select
$FFF8, $FFF9
Unimplemented instruction trap
None
$FFF6, $FFF7
SWI
None
$FFF4, $FFF5
XIRQ
X-Bit
None
$FFF2, $FFF3
IRQ
I-Bit
INTCR (IRQEN)
$F2
$FFF0, $FFF1
Real Time Interrupt
I-Bit
CRGINT (RTIE)
$F0
$FFEE, $FFEF
Timer channel 0
I-Bit
TIE (C0I)
$EE
$FFEC, $FFED
Timer channel 1
I-Bit
TIE (C1I)
$EC
$FFEA, $FFEB
Timer channel 2
I-Bit
TIE (C2I)
$EA
$FFE8, $FFE9
Timer channel 3
I-Bit
TIE (C3I)
$E8
$FFE6, $FFE7
Timer channel 4
I-Bit
TIE (C4I)
$E6
$FFE4, $FFE5
Timer channel 5
I-Bit
TIE (C5I)
$E4
$FFE2, $FFE3
Timer channel 6
I-Bit
TIE (C6I)
$E2
$FFE0, $FFE1
Timer channel 7
I-Bit
TIE (C7I)
$E0
$FFDE, $FFDF
Timer overow
I-Bit
TSCR2 (TOI)
$DE
$FFDC, $FFDD
Pulse accumulator A overow
I-Bit
PACTL (PAOVI)
$DC
$FFDA, $FFDB
Pulse accumulator input edge
I-Bit
PACTL (PAI)
$DA
$FFD8, $FFD9
Reserved
-
Reserved
$D8
$FFD6, $FFD7
SCI
I-Bit
SCICR2
(TIE, TCIE, RIE, ILIE)
$D6
$FFD4, $FFD5
USB status change
I-Bit
UIMR(USSCIE, URSCIE)
$D4
$FFD2, $FFD3
USB Setup command related
I-Bit
UIMR (SETOVRIE, SETUP)
$D2
$FFD0, $FFD1
USB set endpoint conguration register
request
I-Bit
UCCSR(SETECRIE)
$D0
$FFCE, $FFCF
USB Endpoint 0 IN
I-Bit
UEPCSR0 (TCIE)
$CE
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