W78E58BP-40 Nuvoton Technology Corporation of America, W78E58BP-40 Datasheet - Page 12

• Manufacturer Part Number: W78E58BP-40
• Manufacturer: Nuvoton Technology Corporation of America

Specifications of W78E58BP-40

• Lead Free Status / Rohs Status: Supplier Unconfirmed

P4CONA (C2H)
P2ECON (AEH)
5.11 Port 4 Base Address Registers
P40AH, P40AL
The Base address register for comparator of P4.0. P40AH contains the high-order byte of address,
P40AL contains the low-order byte of address.
P41AH, P41AL
The Base address register for comparator of P4.1. P41AH contains the high-order byte of address,
P41AL contains the low-order byte of address.
7, 6
5, 4
3, 2
1, 0
BIT
BIT
7
6
5
4
3
2
1
0
P43CSINV
P42CSINV The similarity definition as P43SINV.
P41CSINV The similarity definition as P43SINV.
P40CSINV The similarity definition as P43SINV.
P41CMP1
P41CMP0
P40CMP1
P40CMP0
P41FUN1
P41FUN0
P40FUN1
P40FUN0
NAME
NAME
-
-
-
-
The P4.1 function control bits which are the similar definition as P43FUN1,
P43FUN0.
The P4.1 address comparator length control bits which are the similar definition
as P43CMP1, P43CMP0.
The P4.0 function control bits which are the similar definition as P43FUN1,
P43FUN0.
The P4.0 address comparator length control bits which are the similar definition
as P43CMP1, P43CMP0.
The active polarity of P4.3 when pin P4.3 is defined as read and/or write strobe
signal.
1: P4.3 is active high when pin P4.3 is defined as read and/or write strobe
signal.
0: P4.3 is active low when pin P4.3 is defined as read and/or write strobe
signal.
Reserve
Reserve
0
0
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FUNCTION
FUNCTION
W78E58B/W78E058B
Publication Release Date: April 22, 2008
Revision A9