78M6612-DB/OMU-USB Maxim Integrated Products, 78M6612-DB/OMU-USB Datasheet - Page 32

• Manufacturer Part Number: 78M6612-DB/OMU-USB
• Description: KIT DEMO OUTLET MEASUREMENT OMU1
• Manufacturer: Maxim Integrated Products

Specifications of 78M6612-DB/OMU-USB

• Data Bus Width: 8 bit
• Interface Type: USB
• Tool Type: Demonstration Board
• Core Architecture: 8051
• Cpu Core: 80515
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

78M6612 Data Sheet
Special Function Registers for Interrupts
The following SFR registers control the interrupt functions:
• The interrupt enable Registers: IEN0, IEN1 and IEN2 (see
• The Timer/Counter control registers: The Timer/Counter control registers: TCON and T2CON
• The interrupt priority registers: IP0 and IP1
Interrupt Enable 0 Register (IEN0
Interrupt Enable 1 Register (IEN1
32
• The interrupt request register: IRCON
Table 27
and
MSB
MSB
Table
EAL
IEN0[7]
IEN0[6]
IEN0[5]
IEN0[4]
IEN0[3]
IEN0[2]
IEN0[1]
IEN0[0]
–
Bit
IEN1[7]
IEN1[6]
IEN1[5]
IEN1[4]
IEN1[3]
IEN1[2]
IEN1[1]
IEN1[0]
28).
Bit
SWDT
WDT
Symbol Function
WDT
EAL
EX1
EX0
ES0
ET1
ET0
–
Symbol Function
SWDT
)
)
EX6
EX5
EX4
EX3
EX2
EX6
Table 24: The
Table 25: The
–
–
–
EAL=0 – disable all interrupts.
Not used for interrupt control.
ES0=0 – disable serial channel 0 interrupt.
ET1=0 – disable timer 1 overflow interrupt.
EX1=0 – disable external interrupt 1.
ET0=0 – disable timer 0 overflow interrupt.
EX0 =0 – disable external interrupt 0.
(see
Not used for interrupt control.
EX6=0 – disable external interrupt 6.
EX5=0 – disable external interrupt 5.
EX4=0 – disable external interrupt 4.
EX3=0 – disable external interrupt 3.
EX2=0 – disable external interrupt 2.
(see
Table 29
ES0
EX5
Table 33
IEN0 Register
IEN1
).
ET1
EX4
Register
and
Table
Table
EX1
EX3
24,
34).
Table 25
ET0
EX2
and
EX0
–
LSB
LSB
Table
DS_6612_001
26).
(see
Rev. 1.2