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SZF2002 Datasheet(PDF) 51 Page - NXP Semiconductors

Part # SZF2002
Description  Low voltage 8-bit microcontroller with 6-kbyte embedded RAM
PDF  76 Pages
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Manufacturer  PHILIPS [NXP Semiconductors]
Direct Link  http://www.nxp.com
Logo PHILIPS - NXP Semiconductors

SZF2002 Datasheet(HTML) 51 Page - NXP Semiconductors

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1998 Aug 26
51
Philips Semiconductors
Product specification
Low voltage 8-bit microcontroller with
6-kbyte embedded RAM
SZF2002
18.3.5
INTERRUPT POLARITY REGISTER (IX1)
Writing either a logic 1 or logic 0 to any Interrupt Polarity Register bit sets the polarity level of the corresponding external
interrupt to an active HIGH or active LOW respectively.
Table 46 Interrupt Polarity Register (SFR address E9H)
Table 47 Description of IX1 bits
18.3.6
INTERRUPT REQUEST FLAG REGISTER (IRQ1)
Table 48 Interrupt Request Flag Register (SFR address C0H)
Table 49 Description of IRQ1 bits
76543210
−
IL8
IL7
IL6
IL5
IL4
IL3
IL2
BIT
SYMBOL
DESCRIPTION
7
−
reserved
6
IL8
external interrupt 8 polarity level
5
IL7
external interrupt 7 polarity level
4
IL6
external interrupt 6 polarity level
3
IL5
external interrupt 5 polarity level
2
IL4
external interrupt 4 polarity level
1
IL3
external interrupt 3 polarity level
0
IL2
external interrupt 2 polarity level
76543210
−
IQ8
IQ7
IQ6
IQ5
IQ4
IQ3
IQ2
BIT
SYMBOL
DESCRIPTION
7
−
reserved
6
IQ8
external interrupt 8 request flag
5
IQ7
external interrupt 7 request flag
4
IQ6
external interrupt 6 request flag
3
IQ5
external interrupt 5 request flag
2
IQ4
external interrupt 4 request flag
1
IQ3
external interrupt 3 request flag
0
IQ2
external interrupt 2 request flag



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