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ST7FOXU0 Datasheet(PDF) 44 Page - STMicroelectronics

No. de pieza ST7FOXU0
Descripción Electrónicos  1 additional output line
PDF  123 Pages
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Fabricante Electrónico  STMICROELECTRONICS [STMicroelectronics]
Página de inicio  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

ST7FOXU0 Datasheet(HTML) 44 Page - STMicroelectronics

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Interrupts
ST7FOXU0
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Table 10.
ST7FOXU0 interrupt mapping
N°
Source
Block
Description
Register
Label
Priority
Order
Exit
from
HALT
Address
Vector
RESET
Reset
N/A
Highest
Priority
Lowest
Priority
yes
FFFEh-FFFFh
TRAP
Software Interrupt
no
FFFCh-FFFDh
0
AWU
Auto Wakeup Interrupt
AWUCSR
yes (1)
1.
This interrupt exits the MCU from “Auto Wake-up from HALT” mode only.
FFFAh-FFFBh
1
ei0
External Interrupt 0
N/A
yes
FFF8h-FFF9h
2
ei1
External Interrupt 1
FFF6h-FFF7h
3 (2)
2.
Whatever the sensitivity configuration, this interrupt cannot exit the MCU from HALT, ACTIVE-HALT and AWUFH modes
when a falling edge occurs.
ei2 (2)
External Interrupt 2 (2)
FFF4h-FFF5h
4
Not used
no
FFF2h-FFF3h
5
ei3
External Interrupt 3
yes
FFF0h-FFF1h
6 (3)
3.
This interrupt exits the MCU from “WAIT” and “ACTIVE-HALT” modes only. Moreover IS4[1:0] =01 is the only safe
configuration to avoid spurious interrupt in Halt and AWUFH modes.
ei4 (3)
External Interrupt 4 (3)
no (3)
FFEEh-FFEFh
7
Not used
no
FFECh-FFEDh
8
AT TIMER
AT TIMER Output Compare
Interrupt
PWMxCSR or
ATCSR
no
FFEAh-FFEBh
9
AT TIMER Overflow Interrupt
ATCSR
yes (4)
4.
These interrupts exit the MCU from “ACTIVE-HALT” mode only.
FFE8h-FFE9h
10
LITE
TIMER
LITE TIMER Input Capture
Interrupt
LTCSR
no
FFE6h-FFE7h
11
LITE TIMER RTC1 Interrupt
LTCSR
yes (4)
FFE4h-FFE5h
12
Not used
no
FFE2h-FFE3h
13
Not used
no
FFE0h-FFE1h



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