P8XCL580HFT View Datasheet(PDF) - Philips Electronics
Part Name
Description
MFG CO.
'P8XCL580HFT' PDF : 80 Pages View PDF
Philips Semiconductors
Low voltage 8-bit microcontrollers with
UART, I2C-bus and ADC
Product specification
P80CL580; P83CL580
17.3.1 INTERRUPT ENABLE REGISTER (IEN0)
Bit values: 0 = interrupt disabled; 1 = interrupt enabled.
Table 36 Interrupt Enable Register (SFR address A8H)
7
6
5
4
3
2
1
0
EA
ET2
ES1
ES0
ET1
EX1
ET0
EX0
Table 37 Description of IEN0 bits
BIT
SYMBOL
DESCRIPTION
7
EA
General enable/disable control. If EA = 0, no interrupt is enabled. If EA = 1, any
individually enabled interrupt will be accepted.
6
ET2
enable T2 interrupt
5
ES1
enable I2C interrupt
4
ES0
enable UART SIO interrupt
3
ET1
enable Timer 1 interrupt (T1)
2
EX1
enable external interrupt 1
1
ET0
enable Timer 0 interrupt (T0)
0
EX0
enable external interrupt 0
17.3.2 INTERRUPT ENABLE REGISTER (IEN1)
Bit values: 0 = interrupt disabled; 1 = interrupt enabled.
Table 38 Interrupt Enable Register (SFR address E8H)
7
6
5
4
3
2
1
0
EAD
EX8
EX7
EX6
EX5
EX4
EX3
EX2
Table 39 Description of IEN1 bits
BIT
SYMBOL
7
EAD
Enable ADC interrupt.
6
EX8
enable external interrupt 8
5
EX7
enable external interrupt 7
4
EX7
enable external interrupt 6
3
EX5
enable external interrupt 5
2
EX4
enable external interrupt 4
1
EX3
enable external interrupt 3
0
EX2
enable external interrupt 2
DESCRIPTION
1997 Mar 14
48
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