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UPSD3253 Datasheet(PDF) 42 Page - STMicroelectronics

Part # UPSD3253
Description  Flash Programmable System Devices with 8032 Microcontroller Core and 256Kbit SRAM
PDF  176 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

UPSD3253 Datasheet(HTML) 42 Page - STMicroelectronics

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µPSD325X DEVICES
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Table 21. Description of the IEA Bits
Table 22. Description of the IP Bits
Table 23. Description of the IPA Bits
Bit
Symbol
Function
7
EDDC
Enable DDC interrupt
6
Not used
5
Not used
4
ES2
Enable 2nd USART interrupt
3
Not used
2
Not used
1
EI2C
Enable I²C interrupt
0
EUSB
Enable USB interrupt
Bit
Symbol
Function
7
Reserved
6
Reserved
5
PT2
Timer2 interrupt priority level
4
PS
USART interrupt priority level
3
PT1
Timer1 interrupt priority level
2
PX1
External interrupt (Int1) priority level
1
PT0
Timer0 interrupt priority level
0
PX0
External interrupt (Int0) priority level
Bit
Symbol
Function
7
PDDC
DDC interrupt priority level
6
Not used
5
Not used
4
PS2
2nd USART interrupt priority level
3
Not used
2
Not used
1
PI2C
I²C interrupt priority level
0
PUSB
USB interrupt priority level



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