W78E365/W78E365A
P4CONA (C2H)
BIT
NAME
FUNCTION
P41FUN1
P41FUN0
P41CMP1
P41CMP0
P40FUN1
P40FUN0
P40CMP1
P40CMP0
The P4.1 function control bits which are the similar definition as P43FUN1,
P43FUN0.
7, 6
The P4.1 address comparator length control bits which are the similar definition
as P43CMP1, P43CMP0.
5, 4
3, 2
1, 0
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.
P4CSIN (AEH)
BIT
NAME
FUNCTION
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.
7
P43CSINV
= 0: P4.3 is active low when pin P4.3 is defined as read and/or write strobe
signal.
6
5
4
3
2
1
0
P42CSINV The similarity definition as P43SINV.
P41CSINV The similarity definition as P43SINV.
P40CSINV The similarity definition as P43SINV.
-
-
-
-
Reserve
Reserve
0
0
6.6.3 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.
P42AH, P42AL:
The Base address register for comparator of P4.2. P42AH contains the high-order byte of address,
P42AL contains the low-order byte of address.
P43AH, P43AL:
The Base address register for comparator of P4.3. P43AH contains the high-order byte of address,
P43AL contains the low-order byte of address.
Publication Release Date: January 10, 2007
- 13 -
Revision A9
WINBOND [ WINBOND ]
