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ST72P63BE1M1 Datasheet(PDF) 29 Page - STMicroelectronics

Part No. ST72P63BE1M1
Description  Low speed USB 8-bit MCU family with up to 32K Flash/ROM, DFU capability, 8-bit ADC, WDG, timer, SCI & I²C
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Maker  STMICROELECTRONICS [STMicroelectronics]
Homepage  http://www.st.com
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ST72P63BE1M1 Datasheet(HTML) 29 Page - STMicroelectronics

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ST7263BDx ST7263BHx ST7263BKx ST7263BE
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Interrupts (Cont’d)
8.1 Interrupt register
Interrupt register (ITRFRE)
Address: 0008h
Read/Write
Reset value: 0000 0000 (00h)
Bit 7:0 = ITiE (i=1 to 8). Interrupt Enable Control
Bits.
If an ITiE bit is set, the corresponding interrupt is
generated when
– a rising edge occurs on the pin PA4/IT1 or PA5/
IT2 or PB4/IT5 or PB5/IT6
or
– a falling edge occurs on the pin PA6/IT3 or PA7/
IT4 or PB6/IT7 or PB7/IT8
No interrupt is generated elsewhere.
Note: Analog input must be disabled for interrupts
coming from port B.
70
IT8E
IT7E
IT6E
IT5E
IT4E
IT3E
IT2E
IT1E


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