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ST7262 数据表(PDF) 29 Page - STMicroelectronics

部件名 ST7262
功能描述  LOW SPEED USB 8-BIT MCU WITH 3 ENDPOINTS, FLASH OR ROM MEMORY, LVD, WDG, 10-BIT ADC, 2 TIMERS, SCI, SPI
PDF  139 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

ST7262 数据表(HTML) 29 Page - STMicroelectronics

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INTERRUPTS (Cont’d)
Table 6. Interrupt Mapping
Table 7. Nested Interrupts Register Map and Reset Values
N°
Source
Block
Description
Register
Label
Priority
Order
Exit
from
HALT
Address
Vector
Reset
Highest
Priority
Lowest
Priority
Yes
FFFEh-FFFFh
TRAP software interrupt
No
FFFCh-FFFDh
0
ICP
FLASH Start programming NMI interrupt
Yes
FFFAh-FFFBh
1
USB
USB End Suspend interrupt
USBISTR
Yes
FFF8h-FFF9h
2
I/O Ports
Port A external interrupts IT[4:1]
ITRFRE1
Yes
FFF6h-FFF7h
3
Port B external interrupts IT[8:5]
ITRFRE1
Yes
FFF4h-FFF5h
4
Port C external interrupts IT[12:9]
ITRFRE2
Yes
FFF2h-FFF3h
5
TBU
Timebase Unit interrupt
TBUCSR
No
FFF0h-FFF1h
6
ART
ART/PWM Timer interrupt
ICCSR
Yes
FFEEh-FFEFh
7
SPI
SPI interrupt vector
SPISR
Yes
FFECh-FFEDh
8
SCI
SCI interrupt vector
SCISR
No
FFEAh-FFEBh
9
USB
USB interrupt vector
USBISTR
No
FFE8h-FFE9h
10
ADC
A/D End of conversion interrupt
ADCCSR
No
FFE6h-FFE7h
Reserved area
FFE0h-FFE5h
Address
(Hex.)
Register
Label
76543
210
0032h
ISPR0
Reset Value
Ext. Interrupt Port B
Ext. Interrupt Port A
USB END SUSP
Not Used
I1_3
1
I0_3
1
I1_2
1
I0_2
1
I1_1
1
I0_1
111
0033h
ISPR1
Reset Value
SPI
ART
TBU
Ext. Interrupt Port C
I1_7
1
I0_7
1
I1_6
1
I0_6
1
I1_5
1
I0_5
1
I1_4
1
I0_4
1
0034h
ISPR2
Reset Value
Not Used
ADC
USB
SCI
I1_11
1
I0_11
1
I1_10
1
I0_10
1
I1_9
1
I0_9
1
I1_8
1
I0_8
1
0035h
ISPR3
Reset Value
1111
Not Used
Not Used
I1_13
1
I0_13
1
I1_12
1
I0_12
1



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