参数资料
型号: ST72774S9T1/XXX
厂商: STMICROELECTRONICS
元件分类: 微控制器/微处理器
英文描述: 8-BIT, MROM, 8 MHz, MICROCONTROLLER, PQFP44
封装: TQFP-44
文件页数: 62/144页
文件大小: 1280K
代理商: ST72774S9T1/XXX
ST72774/ST727754/ST72734
24/144
INTERRUPTS (Cont’d)
Table 6. Interrupt Mapping
** Many flags can cause an interrupt, see peripheral interrupt status register description.
Source
Block
Description
Register
Label
Flag
Maskable
by I-bit
Vector Address
Priority
Order
RESET
Reset
N/A
no
FFFEh-FFFFh
TRAP
Software
N/A
no
FFFCh-FFFDh
USB
End Suspend Interrupt
USBISTR
ESUSP
yes
FFFAh-FFFBh
DDC/CI
DDC/CI Interrupt
DDCSR1
DDCSR2
**
yes
FFF8h-FFF9h
DDC1/2B
DDC1/2B Interrupt
DDCDCR
EDF
yes
FFF6h-FFF7h
Port D bit 4
External Interrupt ITB
MISCR
ITBLAT
yes
FFF4h-FFF5h
Port D bit 3
External Interrupt ITA
ITALAT
yes
FFF2h-FFF3h
TIM
Input Capture 1
TIMSR
ICF1
yes
FFF0h-FFF1h
Input Capture 2
ICF2
Output Compare 1
OCF1
yes
FFEEh-FFEFh
Output Compare 2
OCF2
Timer Overflow
TOF
yes
FFECh-FFEDh
I2C
I2C Peripheral Inter-
rupts
I2CSR1
I2CSR2
**
yes
FFEAh-FFEBh
USB
USB Interrupt
USBISTR
**
yes
FFE6h-FFE7h
Highest
Priority
Lowest
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