SAB80C517-M16 SIEMENS [Siemens Semiconductor Group], SAB80C517-M16 Datasheet - Page 159
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SAB80C517-M16
Manufacturer Part Number
SAB80C517-M16
Description
8-Bit CMOS Single-Chip Microcontroller
Manufacturer
SIEMENS [Siemens Semiconductor Group]
Datasheet
1.SAB80C517-M16.pdf
(323 pages)
- Current page: 159 of 323
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Figure 8-7
Special Function Register IRCON (Address 0C0 H )
Bit
IADC
IEX2
IEX3
IEX4
IEX5
IEX6
TF2
EXF2
Semiconductor Group
0C0 H
0C7 H
EXF2
Function
A/D converter interrupt request flag. Set by hardware at the end of a conversion.
Must be cleared by software.
External interrupt 2 edge flag. Set by hardware when external interrupt edge was
detected or when a compare event occurred at pin 1.4/INT2/CC4. Cleared when
interrupt is initiated.
External interrupt 3 edge flag. Set by hardware when external interrupt edge was
detected or when a compare event occurred at pin 1.0/INT3/CC0. Cleared when
interrupt is initiated.
External interrupt 4 edge flag. Set by hardware when external interrupt edge was
detected or when a compare event occurred at pin 1.1/INT4/CC1. Cleared when
interrupt is initiated.
External interrupt 5 edge flag. Set by hardware when external interrupt edge was
detected or when a compare event occurred at pin 1.2/INT5/CC2. Cleared when
interrupt is initiated.
External interrupt 6 edge flag. Set by hardware when external interrupt edge was
detected or when a compare event occurred at pin 1.3/INT6/CC3. Cleared when
interrupt is initiated.
Timer 2 overflow flag. Set by timer 2 overflow. Must be cleared by software. If
the timer 2 interrupt is enabled, TF2 = 1 will cause an interrupt.
Timer 2 external reload flag. Set when a reload is caused by a negative transition
on pin T2EX while EXEN2 = 1. When the timer 2 interrupt is enabled, EXF2 = 1
will cause the CPU to vector the timer 2 interrupt routine. Can be used as an
additional external interrupt when the reload function is not used. EXF2 must be
cleared by software.
0C6 H
TF2
0C5 H
IEX6
0C4 H
IEX5
160
0C3 H
IEX4
0C2 H
IEX3
0C1 H
IEX2
Interrupt System
0C0 H
IADC
IRCON
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