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ST72371 Datasheet(PDF) 20 Page - STMicroelectronics

Part # ST72371
Description  8-BIT MCUs WITH 16K ROM/OTP/EPROM,512 BYTES RAM, ADC, DAC (PWM), TIMER, I2C AND SCI
PDF  94 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

ST72371 Datasheet(HTML) 20 Page - STMicroelectronics

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ST72371/ST72372
INTERRUPTS (Cont’d)
Table 7. Interrupt Mapping
* Many flags can cause an interrupt: see peripheral interrupt status register description.
Source
Block
Description
Register
Label
Flag
Exit
from
HALT
Vector
Address
Priority
Order
RESET
Reset
N/A
N/A
yes
FFFEh-FFFF h
TRAP
Software Interrupt
N/A
N/A
no
FFFCh-FFFDh
NOT USED
NOT USED
FFFAh-FFFB h
FFF8h-FFF9h
EI3
Ext. Interrupt PD7, rising edge
ITRFRE
EI3F
yes
FFF6h-FFF7h
EI2
Ext. Interrupt PD3, falling edge
ITRFRE
EI2F
FFF4h-FFF5h
EI1
Ext. Interrupt PD4, falling edge
ITRFRE
EI1F
FFF2h-FFF3h
EI0
Ext. Interrupt PD5, falling edge
ITRFRE
EI0F
FFF0h-FFF1h
EI4
Ext. Interrupt PC2, falling edge
MISCR
EI4F
FFEEh-FFEF h
NOT USED
FFECh-FFEDh
TIMER
Input Capture 1
TIMSR
ICF1
no
FFEAh-FFEBh
Input Capture 2
ICF2
Output Compare 1
OCF1
FFE8h-FFE9h
Output Compare 2
OCF2
Timer Overflow
TOF
FFE6h-FFE7h
I2C
I2C Interface Interrupt
I2CSR1
I2CSR2
*
FFE4h-FFE5h
SCI
Transmit Buffer Empty
SCISR
TDRE
FFE2h-FFE3h
Transmit Complete
TC
Receive Buffer Full
RDRF
Idle Line Detect
IDLE
Overrun
OR
NOT USED
FFE0h-FFE1h
Highest
Priority
Priority
Lowest



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