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PDF W65C134S Data sheet ( Hoja de datos )
| Número de pieza | W65C134S | |
| Descripción | Microcomputer | |
| Fabricantes | The Western Design Center | |
| Logotipo |  |
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The Western Design Center, Inc.
May 2003
W65C134S Data Sheet
W65C134S
DATA SHEET
www.DataSheet.co.kr
© The Western Design Center, Inc., 2003. All rights reserved
WDC
Datasheet pdf - http://www.DataSheet4U.net/
1 page  
The Western Design Center, Inc.
W65C134S Data Sheet
7 6 5 4 3 2 1 0 BCR ($001B)
External Memory Bus Enable 0
= Ports 0,1,2 are I/0
1 = Ports 0,1,2 are address and
data bus for external memory or
I/O access
Port 44-47 Edge Sensitive Interrupt Input
Enable
0 = No Edge Interrupt Inputs on P44-47
1 = Edge Interrupt Inputs on P44-47
Serial Interface Bus (SIB) Enable
0 = SIB Disabled
1 = SIB Enabled P64=SCLK, P65=SDAT, P66=CHIN,
P67=CHOUT and enable SIB interrupt
In-Circuit-Emulation (ICE) Enable
0 = RUN = RUN and W65C134S is in normal mode of operation
1 = RUN and all on chip addressed memory or I/O for reads or writes
are output on the data bus (this is the emulation mode of operation)
Port 50-53 Edge Sensitive Interrupt Input Enable
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0 = No EDGE interrupt inputs on P50-53
1 = EDGE interrupt inputs on P50-53
Port 54-57 Edge Sensitive Interrupt Input Enable
0 = No EDGE interrupt inputs on P54-57
1 = EDGE interrupt inputs on P54-57
NMIB, IRQ1B and IRQ2B Input Enable
0 = Pins 40-42 are standard I/O
1 = P40=NMIB, P41=IRQ1B, P42=IRQ2B inputs
External ROM Enable
0 = internal ROM at $F000-FFFF
1 = external ROM at $F000-FFFF
Figure 1-2 Bus Control Register (BCR) ($001B)
The Western Design Center, Inc.
W65C134S Data Sheet
5
Datasheet pdf - http://www.DataSheet4U.net/
5 Page 
The Western Design Center, Inc.
W65C134S Data Sheet
IER1 bits 0-7
0=Disable Interrupt
1=Enable Interrupt
IER1
76
54321
0
($002D)
↓↓ ↓↓↓↓↓ ↓
Priority Logic
↑↑ ↑↑↑↑↑ ↑
IFR1
76 54321
0
($002C)
PE44 Positive Edge Interrupt
PE45 Positive Edge Interrupt
NE46 Negative Edge Interrupt
NE47 Negative Edge Interrupt
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PE50 Positive Edge Interrupt
PE51 Positive Edge Interrupt
NE52 Negative Edge Interrupt
NE53 Negative Edge Interrupt
Figure 1-5 Interrupt Enable Register One (IER1) ($002D) and
Interrupt Flag Register One (IFR1) ($002C)
The Western Design Center, Inc.
W65C134S Data Sheet
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| Páginas | Total 30 Páginas | |
| PDF Descargar | [ Datasheet W65C134S.PDF ] | |
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